Publication
PageSpeed Insights Best Practices: Acing Google’s Assessment
https://www.toptal.com/developers/site-speed-optimization/pagespeed-insights-best-practices
Timofey is currently unavailable
Timofey Bugaevsky
Verified Expert in Engineering
Software Developer
Lisbon, Portugal
Toptal member since March 23, 2021
Bio
Timofey is a multidisciplinary programmer with over 20 years of experience. He's excellent at sustaining, enhancing, and optimizing performance for existing in-house systems and creating PoC and MVP for startups. He can handle the technical needs of an entire information system by selecting simpler ways to solve problems. Timofey respects the work of previous programmers and has experience restoring systems that were unmaintained for years and developing enterprise products with a $1M budget.
Portfolio
Self-employed
PHP 7, JavaScript 6, jQuery, Vue, Laravel, Videos, Video Editing, Linux...
Prologics Group
NetSuite, JavaScript, 1C:Enterprise, PHP 5, Linux, Windows...
1C
1C:Enterprise, Agile, Internalization, Translation, APIs, 1C Bitrix, PHP 7...
Experience
- PHP - 17 years
- JavaScript - 17 years
- Query Optimization - 10 years
- MySQL - 10 years
- NetSuite - 8 years
- Cloudflare - 3 years
- Rust - 2 years
- Kubernetes - 1 year
Preferred Environment
Linux, Docker Compose, PHP, Elixir, Rust, Laravel Livewire, SQL, Phoenix LiveView, Node.js, Cursor AI
The most amazing...
...project I've made is a complete CAT product for a large IT company. I also made the ERP add-on, which was named the best by a leading oil company.
Work Experience
Staff & Senior Software Engineer | CTO | Producer
2020 - PRESENT
Self-employed
- Helped streamlining the development process during AI transformation, made a set of skills to automate resolving common problems, cleared the work path of QuickBooks sync bugfixes, conducted technical interviews and on-boarding for a large SaaS.
- Owned 3 PHP Laravel Livewire products, replacing a team of 3 programmers. Resolved 450+ tickets in under 2,000 hours, balancing new features, bugfixes, and business support while strengthening standards, uptime, security, and operational maturity.
- Upgraded technologies from 2000 to 2020, making a more robust, fast, and complete online hypermarket with over 350,000 products and over three million requests handled daily. Did everything as the sole developer.
- Brought back to life and provided sustaining and new feature development services for a multi-database and multi-server project with over 300 GB of databases and over 3 TB of files for a large real estate company.
- Rewrote the code of a C++ desktop application for a startup to make it work as a PHP web application with a Rust extension. Created a private cloud, split monolith applications into microservices (some with Python or Elixir), and added new features.
- Created a high-load-ready distributed application as a proof of concept for a DIY startup with infrastructure managed with self-hosted Kubernetes and GitLab instances.
- Sustained and upgraded an online store for ceramic tile by integrating the Data Import Wizard, online store, and office integration. Extracted and packed all changes in a single extension and made a relocation to a more reliable server.
- Participated in developing an app store optimization (ASO) system under a non-disclosure agreement.
- Produced, directed, and edited video production. Successfully managed to create several complex projects with multiple decision-makers for large companies. Managed and contributed to the weekly news YouTube channel.
- Created AI news and jobs aggregators, language learning tools, and semi-automatic helpers for multi-language text, image, video, and audio content creation and translation.
Technologies: PHP 7, JavaScript 6, jQuery, Vue, Laravel, Videos, Video Editing, Linux, Cloudflare, MySQL, Sustainability, IT Support, Agile, CSS3, Kubernetes, GitLab CI/CD, 1C Bitrix, PHP, Web Scraping, Yii, Symfony, APIs, Maps, Unit Testing, Functional Testing, Regression Testing, Git, Back-end, PostgreSQL, DevOps, SQL, NGINX, Apache, Elixir, Phoenix, CouchDB, Python, Django, OpenCV, Django REST Framework, Docker, Docker Compose, GitLab, Lumen, Database Replication, Real Estate, eCommerce, Video Production, Video Processing, Multitenancy, WordPress, Query Optimization, Performance, SQL Performance, PHP Performance, Azure, Memcached, LAMP, LEMP, Bash, Jira, Trello, Servers, Load Balancers, DNS, Dusk, Integration Testing, Headless Browser Testing, Vite, Vue SSR, Vuex, Pinia, Middleware, Node.js, Stripe, PayPal, Gimp, Image Manipulation, Image Generation, FFmpeg, Video Encoding, Educational Videos, ImageMagick, Nuxt.js, Image Processing, Shotcut, API Integration, Amazon Web Services (AWS), Domain DNS Setup, Elasticsearch, Elastic Email, SendinBlue, SSL, SSL Certificates, SSL Configurations, HTTPS, Search Engine Optimization (SEO), Pusher, PubNub, Agora, Open Broadcaster Software (OBS), Vanilla JS, Tailwind CSS, Bootstrap, HTML5, Mobile Web, WebSockets, REST, REST APIs, PhoneGap, Responsive UI, Algorithms, XML, JSON, Visual Basic for Applications (VBA), Drupal, Joomla, Leadership, Multiple Listing Services (MLS), Real Estate Development, Residential Real Estate, VoIP, Microservices, Back-end Architecture, Troubleshooting, Root-cause Analysis (RCA), Business Intelligence (BI), Architecture, JavaScript, Web Applications, Data Visualization, Stripe Checkout, Stripe API, UX Design, UI Design, Django CMS, Microservices Architecture, Test-driven Development (TDD), Full-stack Development, CSS, HTML, Sass, Twilio, Twilio API, AWS Lambda, Rust, Ajax, Object-oriented Programming (OOP), Express.js, Data Structures, Databases, Scrum, Marketplace Platforms, B2B, Webhooks, CI/CD Pipelines, Test Automation, JavaScript Charting, Mailchimp, Stripe Payments, Web Video, Video Chat, React, Next.js, Software Design, Progressive Web Applications (PWAs), Server-side Rendering (SSR), OAuth 2, Security, User Interface (UI), User Experience (UX), Foreign Function Interfaces (FFI), Slack, Redis, API Development, Web Technologies, MariaDB, Chart.js, Figma, Authentication, Amazon S3 (AWS S3), Marketplaces, Communication, Bugsnag, Google Maps API, CTO, Technical Writing, Charts, Mapping, Transact-SQL (T-SQL), Video.js, Streaming, Video on Demand (VOD), Swipe, OpenAI, Serverless, Trongate, AWS DevOps, ChatGPT, Product Management, RabbitMQ, Data Cleansing, Data Scraping, Software Architecture, Concurrency, Responsive Web Design (RWD), CSS Animations, Order Management, Tracking, Web Development, Mobile Development, Data Analytics, Terraform, OAuth, Redux, WebGL, WebRTC, GitHub Actions, Cloud Infrastructure, Infrastructure, Lambda Architecture, Web Hosting, Caching, Front-end Development, Animation, Back-end Development, Filament PHP, Laravel Forge, Tenancy, B2C, Ads, Video Streaming, Advertising, Digital Advertising, Shopify, Artificial Intelligence (AI), TALL Stack, Ngrok, Laravel Livewire, Payment Gateways, Perl, Web3.js, Slack API, Slackbot, Conversational UI, Chatbots, Real-time Communication (RTC), Large Language Models (LLMs), Real-time Data, Scraping, Flask, Third-party APIs, Technical Leadership, Content Management Systems (CMS), Headless CMS, Microsites, Automation, Website Data Scraping, Customer Relationship Management (CRM), System Architecture, GraphQL, ECMAScript (ES6), HTTP, Applicant Tracking Software (ATS), Ashby, Greenhouse, Puppeteer, Socket.IO, Alpine, Landing Pages, Responsive Design, Alpine.js, Minimum Viable Product (MVP), Retrieval-augmented Generation (RAG), Data Cleaning, Data Matching, Solution Architecture, API Architecture, Laravel 11, React Hooks, RESTFul APIs, Containerization, UI Frameworks, Core Web Vitals, PHP 8, AI Tools, AI Integration, Dashboards, Deployment, UI Development, OpenAI API, Scalable Architecture, Technical Project Management, Claude API, Data Privacy, Hosting, AI Automation, Google Tag Manager, Quality Assurance (QA), Lean Project Management, Acceptance Criteria, Test Management, HubSpot, fail2ban, HRIS, MERGE, Translation, AI Translation, Rustici Cross Domain (RxD), SCORM, SCORM Compatibility, Brightcove, Brightcove API, TinyMCE, Cursor AI, Claude, Gemini, Gemini API, SurveyMonkey, Surveys, CSP, Web Security, Web App Security, Work OS, AI Model Integration, Firewalld, ETL, ELT, SOAP APIs, QuickBooks API, QuickBooks Online, Intuit QuickBooks, QuickBooks Desktop, AI-assisted Development, Software Engineering, API Management, Claude Code, Event-driven Design (EDD), Performance Optimization, Code Review, AI Engineering, Agentic AI, Agentic Coding
IT Project Manager
2008 - 2025
Prologics Group
- Built a needs assessment and fulfillment process for over 50 users, including accountants, recruiters, managers, executives, three remote offices and warehouses, and 50 supervisors.
- Made different contributions to the IT infrastructure, including office relocation, finding cheaper suppliers of hardware and consumables, preparing workplaces and hardware replacements, and supporting hardware servers.
- Planned and coordinated work for specialists who develop accounting applications powered by 1C: Enterprise. Wrote project requirements and provided support for different company apps, such as 1C: Accounting, 1C: HR, 1C: Trade, and 1C: Auto transport.
- Developed reports and original ERP features, set up NetSuite, provided corporate site support and communicated with English-speaking corporate heads.
- Joined several accounting applications and removed odd applications. This prevented employees from duplicating input in several applications.
- Implemented remote access for remote employees via VPN, thin client, and distributed info bases.
- Integrated 1C applications with counterparty applications, including SAP R/3 of Lukoil company and websites.
Technologies: NetSuite, JavaScript, 1C:Enterprise, PHP 5, Linux, Windows, Microsoft SQL Server, Cisco, Integration, Reports, IT Support, Microsoft Exchange, Active Directory Programming, PHP, SQL, Gimp, Leadership, Troubleshooting, Root-cause Analysis (RCA), Management Systems, Transportation & Logistics, TMS, Business Intelligence (BI), Architecture, Web Applications, Data Visualization, UX Design, UI Design, Full-stack Development, CSS, HTML, Ajax, Data Structures, Back-end, Databases, Webhooks, API Integration, Software Design, Algorithms, Web Technologies, Authentication, Communication, Google Maps API, Charts, Mapping, Transact-SQL (T-SQL), Product Management, Data Cleansing, Data Scraping, Software Architecture, Order Management, Tracking, Web Development, Data Analytics, Infrastructure, Web Hosting, Front-end Development, Back-end Development, FileZilla FTP Server, Third-party APIs, Technical Leadership, Content Management Systems (CMS), Microsites, Automation, Customer Relationship Management (CRM), Minimum Viable Product (MVP), Data Cleaning, Data Matching, Solution Architecture, Project Management, Dashboards, Deployment, UI Development, Technical Project Management, Hosting, SOAP APIs, Software Engineering, API Management
Head of Software Development and Localization Department | Software Developer
2011 - 2017
1C
- Created 1C: Translator, the computer-assisted translation and documentation application. It includes features for project planning, task distribution, and remote work. 1C is a company with over 2,000 employees and more than 10,000 partners.
- Built customer-oriented support for international users and partners. We got many testimonials claiming it's the best support in the company.
- Managed and published 1C: Subsystems Library and 1C: small business apps and managed the application demo, among other products.
- Oversaw translation and published training courses, platform documentation, and other documents.
- Rebuilt and made most features of the 1C: DN site for international users and partners. The website contains the online store, CMS, documentation, education, and partner support.
Technologies: 1C:Enterprise, Agile, Internalization, Translation, APIs, 1C Bitrix, PHP 7, Microsoft SQL Server, Cloud, SaaS, Mobile Apps, Documentation, Management, Planning, Key Performance Indicators (KPIs), SOAP, REST, Camtasia, PHP, PostgreSQL, DevOps, SQL, Apache, IIS, Plesk, Parallels Plesk Panel, Software, Bing Translate API, Google Translate API, Software Development, Software Deployment, Multitenancy, SQL Performance, Performance, Query Optimization, DNS, Gimp, FFmpeg, Image Manipulation, ImageMagick, Video Editing, Video Encoding, Educational Videos, Mobile, Leadership, Technical Documentation, Troubleshooting, Root-cause Analysis (RCA), Business Intelligence (BI), Architecture, JavaScript, Web Applications, Data Visualization, UX Design, UI Design, Full-stack Development, CSS, HTML, HTML5, Ajax, Data Structures, Back-end, Databases, Scrum, B2B, Webhooks, Test Automation, API Integration, Software Design, Mobile Web, OAuth 2, Algorithms, User Interface (UI), User Experience (UX), API Development, Web Technologies, Authentication, Communication, Android, iOS, CTO, Technical Writing, Charts, Transact-SQL (T-SQL), Product Management, Software Architecture, Concurrency, Responsive Web Design (RWD), Web Development, Data Analytics, OAuth, Infrastructure, Web Hosting, Caching, Front-end Development, Back-end Development, Payment Gateways, Third-party APIs, Technical Leadership, Content Management Systems (CMS), Automation, Customer Relationship Management (CRM), ECMAScript (ES6), HTTP, Responsive Design, Minimum Viable Product (MVP), Solution Architecture, RESTFul APIs, UI Frameworks, Project Management, Dashboards, Deployment, UI Development, Scalable Architecture, Technical Project Management, Data Privacy, Hosting, Google Tag Manager, Quality Assurance (QA), Lean Project Management, SOAP APIs, Software Engineering, API Management, Event-driven Design (EDD), Performance Optimization
Team Leader
2007 - 2008
Active Web Services, LLC
- Contributed to the development of a web application and accounting automation application for heavy equipment claims. Assisted in the development of document flow forms, controls, and PRD error fixing. I also created English documentation.
- Acted as the team lead, managing my team to deliver projects for different clients of this 50-employee company. Some of our clients were Hustler Turf and Mopar.
- Developed a claim application for the company's client, Hustler Turf.
- Developed an official online store for Mopar parts and accessories.
- Created a training course for new employees who worked on the same kind of applications.
- Trained several new employees with the standard company workflow.
Technologies: C#, ASP.NET, CSS, HTML, TFS, SQL, IIS, Visual Studio, Microsoft SQL Server, Workflow, Process Flows, SQL Performance, Query Optimization, Leadership, JavaScript, Web Applications, TypeScript, Full-stack Development, Ajax, Object-oriented Programming (OOP), Data Structures, Back-end, Databases, B2B, Test Automation, Software Design, Algorithms, Web Technologies, Transact-SQL (T-SQL), AspDotNetStorefront, Web Development, Front-end Development, Back-end Development, B2C, Technical Leadership, Automation, .NET, .NET Core, Dashboards, UI Development, Software Engineering, API Management
Engineer
2003 - 2006
The Research Institute of the Bauman Moscow State Technical University
- Created two working mobile robots and wrote two publications together with the team.
- Modeled, developed software, traced PCB, purchased components, and created documentation for the mobile robot.
- Developed the low-level control system for the mobile robot. The set of applications for testing and logging was developed as well.
Technologies: Delphi, Pascal, Altium Designer (PCAD), MATLAB, C++, Embedded C, C, Data Visualization, HTML, Object-oriented Programming (OOP), Data Structures, Software Design, Simulations, Algorithms, LiDAR, Monte Carlo Simulations, Charts, Mapping, Data Cleansing, Data Scraping, Data Analytics, Automation, Computer Vision, UI Development, Hardware, Software Engineering
Experience
Sustaining and Enhancements of Multi-tenancy Learning Portal for Sideline Learning, Inc.
https://www.sidelinelearning.com/• Fixed and simplified Docker Compose, Dockerfile, certificate generation, and initialization routines for the simpler running of multi-tenant project with cron jobs on the local development environment, and updated onboarding documentation.
• Fixed architectural inconsistencies and made the project simpler to upgrade. Upgraded from Laravel 8 to Laravel 9, and upgraded Node.js libraries until closed all vulnerabilities, and updated architecture documentation.
• Performed manual testing, fixed bugs in legacy functionality, adaptive design, JavaScript and CSS loading order, and duplicates. Merged migrations and updated feature implementation to make the code consistent with newer parts.
• Made integration with AWS Route 53 API; sub-tenant creation from inside tenant administrator interface; background tenant initialization; fields, columns, filters, validations, multi-language captions, and other small enhancements.
• Fixed architectural inconsistencies and made the project simpler to upgrade. Upgraded from Laravel 8 to Laravel 9, and upgraded Node.js libraries until closed all vulnerabilities, and updated architecture documentation.
• Performed manual testing, fixed bugs in legacy functionality, adaptive design, JavaScript and CSS loading order, and duplicates. Merged migrations and updated feature implementation to make the code consistent with newer parts.
• Made integration with AWS Route 53 API; sub-tenant creation from inside tenant administrator interface; background tenant initialization; fields, columns, filters, validations, multi-language captions, and other small enhancements.
1C:Translator CAT System
https://1c-dn.com/developer_tools/1c_translator/1C:Translator application designed for automation of translation, writing, and publishing of books, articles, help, translation of sites, and Java/C++ application interfaces, including initial data for SQL databases. It also supports the translation of 1C:Enterprise application sources and interfaces.
General business functions are:
- The translation of texts.
- Translation quality assurance and staff development.
- Estimation of work amount and employee workload balancing.
- Accounting of finished work and time expenditure.
- Data storage and versioning with sharing of access rights.
- Text writing.
- Text publishing.
General business functions are:
- The translation of texts.
- Translation quality assurance and staff development.
- Estimation of work amount and employee workload balancing.
- Accounting of finished work and time expenditure.
- Data storage and versioning with sharing of access rights.
- Text writing.
- Text publishing.
Vstroyka-solo Online Store
Online hypermarket with over 150,000 goods and over 3,000,000 requests handled each day. It included an in-house developed system, online store, CRM, WMS, reports, KPI, categorial management, role-based authentication, partners, and integrations.
IT Asset Management System
Developed an IT asset management system with a map that automatically detects where in the shared workspace an employee logged in to let IT support come to a specific workplace. It also enumerated computer characteristics and helped with upgrade planning, contained local network sockets, phones, and more.
Full-stack Developer for an Adults Entertainment Company
https://evilangel.tv• Upgraded Node.js from 12 to 18 and Nuxt.js from 2 to 3, replaced Axios with fetch, rewrote pages with Composition API, and improved Docker Compose settings for local development for two AWS Lambda projects.
• Sustained in-house built CMS for video production and publishing, including integration with third-party MS SQL-based application and synchronization made with SQL triggers, restored missing information on how this integration works.
• Improved a complicated query for the TV schedule site to run three times faster, fixed the database to search queries five times faster, and updated obsolete URLs for video trailer previews.
• Maintained AWS notifications and informed management and server support team about these notifications. Upgraded AWS ElastiCache for Redis from an obsolete version to a recent version.
• Created several weekly newsletter layouts for the marketing department and improved email layout built with Google Apps Script. Also, created reports and updated banners on sites monthly.
• Sustained in-house built CMS for video production and publishing, including integration with third-party MS SQL-based application and synchronization made with SQL triggers, restored missing information on how this integration works.
• Improved a complicated query for the TV schedule site to run three times faster, fixed the database to search queries five times faster, and updated obsolete URLs for video trailer previews.
• Maintained AWS notifications and informed management and server support team about these notifications. Upgraded AWS ElastiCache for Redis from an obsolete version to a recent version.
• Created several weekly newsletter layouts for the marketing department and improved email layout built with Google Apps Script. Also, created reports and updated banners on sites monthly.
PHP/Vue Full-stack Developer for a Hosting Marketplace
• Debugged, optimized, and enhanced procedures and configurations for local development with and without Docker environment and improved development documentation.
• Fixed problems preventing starting applications after the production server was restarted. Configured automatic AWS backups. Found, researched, and moved to git undocumented Traefik configuration from the production server and enhanced deployment and system requirements documentation.
• Migrated databases to Amazon RDS.
• Assisted in collecting and replacing missing passwords and made security recommendations.
• Created a staging copy of a project, anonymization script, and Bitbucket CI/CD to streamline the development process.
• Found out how a custom in-house built content management framework works. Fixed bugs and completed tasks, including signing in as a user for admin and improvements for Autohost API integration.
• Fixed bugs and completed tasks for Laravel 8 and Nuxt 2 applications, including moving configuration constants from code to .env files and replacing the outdated library for sign-in with Google to support the new SDK.
• Fixed problems preventing starting applications after the production server was restarted. Configured automatic AWS backups. Found, researched, and moved to git undocumented Traefik configuration from the production server and enhanced deployment and system requirements documentation.
• Migrated databases to Amazon RDS.
• Assisted in collecting and replacing missing passwords and made security recommendations.
• Created a staging copy of a project, anonymization script, and Bitbucket CI/CD to streamline the development process.
• Found out how a custom in-house built content management framework works. Fixed bugs and completed tasks, including signing in as a user for admin and improvements for Autohost API integration.
• Fixed bugs and completed tasks for Laravel 8 and Nuxt 2 applications, including moving configuration constants from code to .env files and replacing the outdated library for sign-in with Google to support the new SDK.
Full-stack Laravel/Vue Developer for a Marketplace Platform
• Created integration tests with Laravel Dusk, covering core features important for running a business, including sign-in, sign-up, purchasing, and providing an electronic product.
• Upgraded front-end application from Vue 2 to Vue 3. Improved build-time three times, upgrading Webpack to esbuild. Replaced obsolete libraries to have 0 vulnerabilities found by npm. Lowered application with libraries size from 1.6GB to 300MB. Made a more readable project structure, increased the amount of reused code and cleaned up code.
• Fixed problems causing unstable system operation and made interface improvements, including using the application on mobile devices.
• Improved full page load time from 6.5 seconds to about 1 second, improved CLS and other PageSpeed scores, and fixed server-side rendering issues to improve SEO.
• Optimized complicated SQL queries to lower the total execution time of scheduled jobs from several minutes to several seconds.
• Added Stripe payment and withdrawals for marketplace utilizing Stripe Connect, added a sign-in with Google, Apple, and Facebook, and added Facebook Conversions API integration.
• Added audio and video streaming chat features and an option to provide another type of service as another product.
• Upgraded front-end application from Vue 2 to Vue 3. Improved build-time three times, upgrading Webpack to esbuild. Replaced obsolete libraries to have 0 vulnerabilities found by npm. Lowered application with libraries size from 1.6GB to 300MB. Made a more readable project structure, increased the amount of reused code and cleaned up code.
• Fixed problems causing unstable system operation and made interface improvements, including using the application on mobile devices.
• Improved full page load time from 6.5 seconds to about 1 second, improved CLS and other PageSpeed scores, and fixed server-side rendering issues to improve SEO.
• Optimized complicated SQL queries to lower the total execution time of scheduled jobs from several minutes to several seconds.
• Added Stripe payment and withdrawals for marketplace utilizing Stripe Connect, added a sign-in with Google, Apple, and Facebook, and added Facebook Conversions API integration.
• Added audio and video streaming chat features and an option to provide another type of service as another product.
Custom DIY Startup MVP
• Created a set of custom algorithms for image processing and creating online DIY products, including custom AI image filters and quality enhancements.
• Created an on-premises infrastructure with CI/CD and a Kubernetes cluster with custom Docker images and scalable architecture, including load balancing and DDoS protection.
• Optimized performance, including by rewriting critical code with a PHP extension written in Rust.
• Ordered and managed content creation for the website, including drawing images to showcase how the application works and writing explanatory articles.
• Made a website, a blog, and a gallery fast enough to pass the Google PageSpeed assessment.
• Multi-language interface and website content and multi-language support (18 languages).
• Created an on-premises infrastructure with CI/CD and a Kubernetes cluster with custom Docker images and scalable architecture, including load balancing and DDoS protection.
• Optimized performance, including by rewriting critical code with a PHP extension written in Rust.
• Ordered and managed content creation for the website, including drawing images to showcase how the application works and writing explanatory articles.
• Made a website, a blog, and a gallery fast enough to pass the Google PageSpeed assessment.
• Multi-language interface and website content and multi-language support (18 languages).
AI Automation, Multimedia Producer, PR, Community Founder for ADRL
https://adrl.pt/integration/en• Built custom AI news and jobs aggregator Telegram channels with automated data collection, classification, filtering, translation, and optimized spending for them.
• Simplified creation and translation of text, image, video, and audio content with semi-automation using automation tools and AI.
• Created language learning tools: alphabets, flashcards, daily phrases, parallel texts, and videos in Russian, Portuguese, and English.
• Organized and contributed to video production, 12 social networks in 3 languages, a website, and over 140 series of weekly news programs on a complicated topic.
• Correspondence with the authorities and media. Successful approval, design, production, and installation of the memorial in Lisbon.
• PR and advertising leading to over 20,000 subscribers, over 80 publications in media, and millions of views of our content. Brought this community into relations with several international organizations and with over 100 other similar communities.
• Created an anti-war community of Russians in Portugal from 0, without grants. Organized over 200 anti-war and pro-democratic rallies, events, movie screening, art exhibition. Over 20 volunteers regularly help, and the largest event drew about 1500 people.
• Simplified creation and translation of text, image, video, and audio content with semi-automation using automation tools and AI.
• Created language learning tools: alphabets, flashcards, daily phrases, parallel texts, and videos in Russian, Portuguese, and English.
• Organized and contributed to video production, 12 social networks in 3 languages, a website, and over 140 series of weekly news programs on a complicated topic.
• Correspondence with the authorities and media. Successful approval, design, production, and installation of the memorial in Lisbon.
• PR and advertising leading to over 20,000 subscribers, over 80 publications in media, and millions of views of our content. Brought this community into relations with several international organizations and with over 100 other similar communities.
• Created an anti-war community of Russians in Portugal from 0, without grants. Organized over 200 anti-war and pro-democratic rallies, events, movie screening, art exhibition. Over 20 volunteers regularly help, and the largest event drew about 1500 people.
Sustaining Enhancements of the News Aggregation Product
Sustaining enhancements of a Rust application for news aggregation and ranking products based on social network posts.
ACCOMPLISHMENTS
• Researched existing algorithms with some mathematics, fixed bugs, improved performance, made them and application structure more readable, and added a docker-based development environment.
• Helped with building the code for testing hypotheses to define and adjust algorithms, matched texts between each other using embeddings, and built a custom web scraper using a headless browser.
• Implemented fetching data using two data providers and tested some other data providers.
• Made integrations, enhancements, and design for a newsletter Next.js front-end application.
• Implemented integration of Google Spreadsheet with various LLMs to process the texts, format data for newsletters, and export data for parametrized Canva templates, creating newsletters in Mailchimp.
• Added authentication, fetching logs, monitoring, reports, and statistics.
ACCOMPLISHMENTS
• Researched existing algorithms with some mathematics, fixed bugs, improved performance, made them and application structure more readable, and added a docker-based development environment.
• Helped with building the code for testing hypotheses to define and adjust algorithms, matched texts between each other using embeddings, and built a custom web scraper using a headless browser.
• Implemented fetching data using two data providers and tested some other data providers.
• Made integrations, enhancements, and design for a newsletter Next.js front-end application.
• Implemented integration of Google Spreadsheet with various LLMs to process the texts, format data for newsletters, and export data for parametrized Canva templates, creating newsletters in Mailchimp.
• Added authentication, fetching logs, monitoring, reports, and statistics.
Cross-functional Software Engineer for LLM-based HRIS
WORK DONE
• Built a Laravel command to import candidate, job, and application data from a legacy Ruby system.
• Fixed and enhanced Python resume processing logic, error handling, fallback to different OCR engines, rate limit, and load balancing.
• Added configuration options for custom attestation LLM request adjustments per job.
• Built a feedback loop allowing users to give positive/negative feedback on candidate assessments.
• Implemented a Slack bot integration to send daily reports per tenant users.
• Participated in cross-functional feature design discussions, including GDPR compliance, documentation, and knowledge sharing.
• Participated in AWS staging and production environment management and solved server issues.
• Built a Laravel command to import candidate, job, and application data from a legacy Ruby system.
• Fixed and enhanced Python resume processing logic, error handling, fallback to different OCR engines, rate limit, and load balancing.
• Added configuration options for custom attestation LLM request adjustments per job.
• Built a feedback loop allowing users to give positive/negative feedback on candidate assessments.
• Implemented a Slack bot integration to send daily reports per tenant users.
• Participated in cross-functional feature design discussions, including GDPR compliance, documentation, and knowledge sharing.
• Participated in AWS staging and production environment management and solved server issues.
Full-stack Developer for HR Tech: E-learning & Strategy Platforms
https://paradigmiq.com• Took over 3 PHP Laravel Livewire products after replacing an external team of 3 programmers, inherited and improved engineering standards: an e-learning platform, an enterprise LMS SCORM courses catalog, and a strategy consulting platform.
• Delivered 450+ tickets in under 2,000 hours, combining feature delivery, maintenance, modernization, and cross-functional team support for product, sales, and client success.
• Reduced server load by 6x+, improved stability, avoided further scaling, and cut infrastructure costs.
• Expanded product capabilities with multilingual content, dynamic Rustici cross-domain SCORM packages, course branding, versioning, and customer-specific course flows.
• Built and improved Docker local development environments for 3 Laravel projects, and for Next.js project.
• Delivered integrations and migrations across systems, including HRIS via Merge for tens of thousands of employees, SurveyMonkey, AI coach chatbot, Weglot, Helpscout, and Laravel-to-Next.js data migration.
• Strengthened security through basic security audit, disaster recovery procedures, access-rights hardening, isolated Linux/DB users, encrypted .env files, CSP controls; supported SOC 2 compliance efforts; incident response during a breach.
• Delivered 450+ tickets in under 2,000 hours, combining feature delivery, maintenance, modernization, and cross-functional team support for product, sales, and client success.
• Reduced server load by 6x+, improved stability, avoided further scaling, and cut infrastructure costs.
• Expanded product capabilities with multilingual content, dynamic Rustici cross-domain SCORM packages, course branding, versioning, and customer-specific course flows.
• Built and improved Docker local development environments for 3 Laravel projects, and for Next.js project.
• Delivered integrations and migrations across systems, including HRIS via Merge for tens of thousands of employees, SurveyMonkey, AI coach chatbot, Weglot, Helpscout, and Laravel-to-Next.js data migration.
• Strengthened security through basic security audit, disaster recovery procedures, access-rights hardening, isolated Linux/DB users, encrypted .env files, CSP controls; supported SOC 2 compliance efforts; incident response during a breach.
Education
2014 - 2016
Master's Degree in Business Administration (MBA)
Moscow Business School - Moscow, Russia
2000 - 2006
Engineer's Degree in Robotics
Moscow Bauman State Technical University - Moscow, Russia
1996 - 2000
Professional Degree in Finance
Moscow College of City Building and Management - Moscow, Russia
Certifications
JANUARY 2025 - PRESENT
Shopify App Development - Vanilla PHP, GraphQL, & REST API
Udemy
JANUARY 2025 - PRESENT
GraphQL for beginners with JavaScript
Udemy
AUGUST 2024 - PRESENT
[TDD] Learn Test Driven Development with React Native
Udemy
MAY 2023 - PRESENT
Domain Driven Design: Complete Software Architecture Course
Udemy
MAY 2023 - PRESENT
Hands-On Data Structures and Algorithms in Rust
Udemy
MAY 2023 - PRESENT
Ultimate Rust 2: Intermediate Concepts
Udemy
MAY 2023 - PRESENT
Rust & WebAssembly with JS (TS) - The Practical Guide
Udemy
APRIL 2023 - PRESENT
Web GIS development course
Udemy
FEBRUARY 2023 - PRESENT
JavaScript and Ruby on Rails with React, Angular, and Vue
Udemy
JANUARY 2023 - PRESENT
React Native - The Practical Guide [2023]
Udemy
NOVEMBER 2022 - PRESENT
Ultimate Rust Crush Course
Udemy
NOVEMBER 2022 - PRESENT
Software Architecture Security - The Complete Guide
Udemy
NOVEMBER 2022 - PRESENT
Software Architecture Case Studies
Udemy
NOVEMBER 2022 - PRESENT
User Experience Design Fundamentals
Udemy
OCTOBER 2022 - PRESENT
Elixir and Phoenix: Real World Functional Programming
Udemy
APRIL 2022 - PRESENT
The Complete Elixir and Phoenix Bootcamp
Udemy
APRIL 2022 - PRESENT
Learning Path: Elixir: Web Development with Elixir
Udemy
MARCH 2021 - PRESENT
Laravel 8 Vue.js and RESTful API Course With Complete Project
Udemy
FEBRUARY 2021 - PRESENT
Learn NoSQL Database Design With CouchDB
Udemy
JANUARY 2021 - PRESENT
Functional Programming for Beginners With JavaScript
Udemy
JANUARY 2021 - PRESENT
GitLab for Auto DevOps using GitLab CLI
Udemy
DECEMBER 2020 - PRESENT
Docker and Kubernetes: The Complete Guide
Udemy
Skills
Libraries/APIs
Vue, jQuery, Node.js, Stripe, REST APIs, React, API Development, OpenAI API, SOAP APIs, OpenCV, Bing Translate API, Google Translate API, OpenSSL, Vuex, FFmpeg, ImageMagick, Pusher, PubNub, Stripe API, SDL, Twilio API, JavaScript Charting, React Redux, Chart.js, Dotenv, Vue 2, Vue 3, Facebook API, Google Maps API, Leaflet, OpenLayers, X (formerly Twitter) API, Mailchimp API, Custom APIs, Crunchbase API, Auth0 API, React Testing Library, React Native Testing Library, Redux-Saga, WebGL, WebRTC, Telegram Messenger API, Web3.js, Slack API, Puppeteer, Socket.IO, Shopify API, Shopify Storefront API, SQLAlchemy, Google Vision API, D3.js, Claude API, Brightcove API, Telegram Bot API, QuickBooks API, React Router
Tools
Claude Code, Git, ChatGPT, Atom, GitLab CI/CD, Docker Compose, Subversion (SVN), GitLab, Camtasia, TFS, Altium Designer (PCAD), MATLAB, Microsoft Exchange, Visual Studio, NGINX, Apache, Plesk, Parallels Plesk Panel, Jira, Trello, Webpack, Cron, GitHub, SendinBlue, Agora, Open Broadcaster Studio (OBS), Multiple Listing Services (MLS), RabbitMQ, Stripe Checkout, Mailchimp, Expo, Slack, Figma, Bugsnag, Bitbucket, Traefik, Jenkins, Wix, Envoyer, Canvas, GIS, Web GIS, Swipe, AspDotNetStorefront, Facebook Business Manager, Rally, Tokio Console, Claude, Canva, Auth0, FreeCAD, Babel, Terraform, Prisma, Ngrok, Greenhouse, Amazon Textract, Sentry, n8n, SendGrid, SurveyMonkey, Firewalld, Codex
Languages
PHP 7, JavaScript, PHP, CSS, HTML, SQL, PHP 8, JavaScript 6, CSS3, PHP 5, Python, SCSS, HTML5, TypeScript, Sass, Rust, Transact-SQL (T-SQL), ECMAScript (ES6), C#, Delphi, Pascal, C++, Embedded C, Elixir, Erlang (OTP), Bash, C, XML, Visual Basic for Applications (VBA), Ruby, HTM, Vanilla CSS, Google Apps Script, Python 3, Perl, YAML, GraphQL, CSP, Modern JavaScript
Frameworks
Laravel, Bootstrap, Vanilla JS, Tailwind CSS, Next.js, OAuth 2, PHPUnit, PHP MVC, ASP.NET, Laravel Livewire, Yii, Symfony, Phoenix, Django, Django REST Framework, Lumen, Vue SSR, Nuxt.js, PhoneGap, Express.js, React Native, Ruby on Rails (RoR), Angular, Materialize, Eloquent, JSON Web Tokens (JWT), Serverless Framework, Video.js, Trongate, Rocket, Laravel Zero, MoonZoon, Jest, Redux, Filament PHP, Flask, .NET, Alpine, Alpine.js, Laravel 11, .NET Core
Paradigms
Hosting, Agile, REST, Search Engine Optimization (SEO), Object-oriented Programming (OOP), Test Automation, Automated Testing, Responsive Web Design (RWD), B2C, Automation, API Architecture, Management, Business Process Modeling Notation (BPMN), Functional Programming, Unit Testing, Functional Testing, DevOps, Testing, Microservices, Back-end Architecture, Interface Design, Business Intelligence (BI), UX Design, UI Design, Microservices Architecture, Test-driven Development (TDD), Role-based Access Control (RBAC), Scrum, Marketplace Platforms, B2B, Desktop App Development, Parallel Programming, Mobile Development, Lambda Architecture, Event-driven Architecture, Serverless Architecture, Dependency Injection, SCORM, ETL, Event-driven Design (EDD)
Storage
MySQL, Microsoft SQL Server, PostgreSQL, Databases, MariaDB, FileZilla FTP Server, Elasticsearch, Memcached, Database Replication, CouchDB, PouchDB, NoSQL, SQL Performance, JSON, SQLite, Redis, MongoDB, Amazon S3 (AWS S3), GeoServer, Firebird, Google Cloud, Ingres, Datadog, MERGE
Platforms
Linux, 1C:Enterprise, Docker, Amazon Web Services (AWS), Amazon EC2, Kubernetes, 1C Bitrix, Windows, OTP, WordPress, Azure, LAMP, LEMP, Mobile, Drupal, Joomla, Django CMS, Google Cloud Platform (GCP), Twilio, AWS Lambda, Android, iOS, Firebase, Heroku, Alpine Linux, Spinnaker, Apple, Mapbox, YouTube, X (formerly Twitter), Datastreamer, Beehiiv, Gephi, Vercel, Tumblr, Shopify, Linkedln, HubSpot, Brightcove
Industry Expertise
Project Management, Accounting
Other
Web Scraping, APIs, Online Shops, Back-end, Full-stack, API Integration, Full-stack Development, Performance Optimization, Web Development, Back-end Development, Third-party APIs, Content Management Systems (CMS), Website Data Scraping, RESTFul APIs, Software Engineering, API Management, Cloudflare, Payment APIs, Documentation, NetSuite, Integration, Sustainability, eCommerce, Algorithms, Web Applications, Ajax, Webhooks, Web Technologies, Live Chat, Charts, Mapping, Benchmarking, OpenAI, AWS DevOps, Data Cleansing, Data Scraping, Software Architecture, Concurrency, Order Management, Tracking, Data Analytics, OAuth, Web Hosting, Caching, Front-end Development, Ads, Artificial Intelligence (AI), Payment Gateways, Scraping, Microsites, Customer Relationship Management (CRM), HTTP, Responsive Design, Minimum Viable Product (MVP), Solution Architecture, Containerization, UI Frameworks, Computer Vision, Core Web Vitals, AI Tools, AI Integration, Audio, Dashboards, Deployment, End-to-end Implementation (E2E), UI Development, Scalable Architecture, Technical Project Management, Data Privacy, Google Tag Manager, Quality Assurance (QA), Lean Project Management, AI-assisted Development, AI Engineering, Robotics, Analytics, Reports, High-load, Internalization, Product Ownership, Translation, Cloud, SaaS, Mobile Apps, Planning, Key Performance Indicators (KPIs), SOAP, Cisco, IT Support, Videos, Video Editing, Finance, Vue Router, Laratrust, Active Directory Programming, Maps, Regression Testing, Front-end, IIS, Workflow, Process Flows, Material Design, Real Estate, Video Production, Video Processing, Software, Software Development, Software Deployment, Multitenancy, Query Optimization, Performance, PHP Performance, Servers, Load Balancers, DNS, Dusk, Integration Testing, Headless Browser Testing, Amazon Route 53, Vite, Pinia, Middleware, PayPal, Gimp, Image Manipulation, Image Generation, Video Encoding, Educational Videos, Image Processing, Shotcut, Domain DNS Setup, Elastic Email, SSL, SSL Certificates, SSL Configurations, HTTPS, Open Broadcaster Software (OBS), Mobile Web, WebSockets, Responsive UI, Phoenix LiveView, Leadership, Real Estate Development, Residential Real Estate, Technical Documentation, VoIP, Style Guides, Troubleshooting, Root-cause Analysis (RCA), Management Systems, TMS, Architecture, Data Visualization, Secure Web Development, Web Security, Data Structures, CI/CD Pipelines, Stripe Payments, Web Video, Video Chat, Software Design, Simulations, Progressive Web Applications (PWAs), Server-side Rendering (SSR), Security, LiDAR, User Interface (UI), User Experience (UX), Foreign Function Interfaces (FFI), Events, Broadcasting, Semantic UI, Monte Carlo Simulations, Authentication, Marketplaces, Communication, Amazon RDS, Autohost, Symphony, Content Delivery Networks (CDN), Git GUI, Google Sign-in, SSH, Facebook, Real-time Communication (RTC), Audio Chat, Mobile UI, Responsive Web Apps, Backups, Automated UI Testing, PHP Extensions, Email, Web Content, CTO, Technical Writing, Transportation & Logistics, Verification, OpenStreetMap, Amazon API Gateway, WebAssembly (Wasm), Game Development, Domain-driven Design (DDD), Streaming, Video on Demand (VOD), Serverless, Public Relations (PR), Social Media Marketing (SMM), Voice Over, Media, Advertising, Websites, TikTok, Press Releases, Community Growth, Research, Content Writing, Audio Editing, VPS, Instagram, Startups, Product Management, News, Collaboration, Axum, Apify SDK, Data365, ChatGPT API, Perplexity, Generative Artificial Intelligence (GenAI), Cursor AI, Graphs, Data Analysis, Embeddings from Language Models (ELMo), Prototyping, Monitoring, RESTful Services, Job Schedulers, Console Apps, Headless browser, Brandwatch, Better Stack, CSS Animations, VPS/VDS, YouTube Ads, Facebook Ads, X (formerly Twitter) Ads, Instagram Ads, LinkedIn Ads, Pinterest, Data Transfer Objects (DTO), Native Mobile Apps, iOS App Development, Android App Development, UI Components, Single Sign-on (SSO), GitHub Actions, Cloud Infrastructure, Infrastructure, Message Queues, Animation, Laravel Forge, Tenancy, Usability, Video Streaming, Digital Advertising, Import/Export, CSV Import, Publishing, TALL Stack, Slackbot, Conversational UI, Chatbots, Large Language Models (LLMs), Real-time Data, Google Login, Technical Leadership, Headless CMS, DeepL, System Architecture, Apollo, Data Loading, Applicant Tracking Software (ATS), Ashby, A/B Testing, Landing Pages, Subscriptions, Retrieval-augmented Generation (RAG), Custom Shopify Apps, Data Cleaning, Data Matching, SOLID Principles, Repository Pattern, General Data Protection Regulation (GDPR), Optical Character Recognition (OCR), Horizon, React Hooks, Static Site Generators, Gemini, AI Product Management, FastAPI, AI Automation, Acceptance Criteria, Test Management, fail2ban, HRIS, AI Translation, RxD, Rustici Cross Domain, SCORM Compatibility, TinyMCE, Surveys, Work OS, ELT, Telegram Bots, Education, Community, Communities, Music, Creative Writing, Google Advertising, Paid Advertising, AI Model Integration, Railway, Rustici Cross Domain (RxD), Gemini API, Web App Security, Hardware, QuickBooks Online, Intuit QuickBooks, QuickBooks Desktop, Code Review, Agentic AI, Agentic Coding, AI-generated Video
Collaboration That Works
How to Work with Toptal
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1
Share your needs
Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2
Choose your talent
Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3
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Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.
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