Maxim Gladkov
Verified Expert in Engineering
Software Developer
Orihuela, Spain
Toptal member since April 6, 2022
Maxim is a tech-savvy geek with rich experience in the business. He has vast experience as a senior software engineer and architect and a strong knowledge of JavaScript, Node.js, React, Ruby, Ruby on Rails, Neo4j, MySQL, and PostgreSQL. An Agile enthusiast, tech consultant, and startup founder, Maxim focuses on a range of core competencies, such as software development, software architecture, database design, tech consulting, and business automation. He will be a strong addition to any team.
Portfolio
Experience
- JavaScript - 12 years
- MySQL - 12 years
- Ruby on Rails (RoR) - 12 years
- Node.js - 12 years
- PostgreSQL - 12 years
- React - 9 years
- Neo4j - 5 years
- Cypher - 5 years
Availability
Preferred Environment
Slack, Visual Studio Code (VS Code), Zoom, MacOS, Jira, Figma, GitHub, Sidekiq
The most amazing...
...thing I've developed is a platform-as-a-service (PaaS) solution using React, Node.js, and Neo4j graph databases that power thousands of enterprises worldwide.
Work Experience
Senior Software Engineer
GoDaddy
- Developed a custom email rendering engine that powers millions of messages per day.
- Implemented an internal ticketing system with delegated access management widely used across the teams.
- Built an automation engine that turns external triggers into a set of actions on behalf of customers.
Full-stack Developer
Curie.Bio
- Developed and deployed a sophisticated RESTful API, enhancing system integration and data management capabilities.
- Crafted numerous React components, contributing to the application's robust and dynamic user interface.
- Transitioned existing React components to leverage the Material UI library, significantly improving UI consistency and responsiveness.
- Engineered and executed Cypress end-to-end tests, ensuring reliability and seamless functionality across the application. Successfully integrated authentication mechanisms into a Next.js application, bolstering security and user experience.
Next.js Expert
Casita
- Diagnosed and resolved load time issues, significantly improving website performance and speed.
- Applied advanced Next.js development and optimization techniques for a better user experience.
- Implemented server-side rendering (SSR) and static site generation (SSG) to achieve optimal performance.
- Used performance monitoring and profiling tools to identify and rectify bottlenecks and inefficiencies.
- Achieved substantial improvements in site performance metrics, resulting in a more efficient and user-friendly website.
Solutions Architect
Skywolf.ai
- Conducted a comprehensive feasibility analysis for a new software application.
- Designed and proposed a graph-based database structure utilizing Neo4j.
- Developed a data ingestion engine for efficient data importation.
- Implemented a GraphQL-based API for dynamic data manipulation within the database.
- Provided ongoing consulting, offering technical guidance and decision support to the client.
- Successfully integrated the graph database solution within an AWS environment.
- Demonstrated expertise in graph databases, cloud services, and API development, leading to a successful project deployment.
Senior RoR Developer
Gartner
- Spearheaded the migration from a high-scale Sinatra application to a modern Rails application, ensuring a seamless transition while maintaining system performance and stability.
- Refactored legacy code into maintainable and efficient code that adheres to industry best practices, resulting in improved system performance and easier code maintainability.
- Led and completed a project from its inception, including requirement gathering, architecture development, and proof of concept execution, resulting in a production-ready product that met all design and functionality requirements.
- Developed innovative tools designed to automate everyday tasks for developers, enhancing team productivity and work efficiency.
- Engineered robust continuous integration (CI) tools that eliminated complications and resolved numerous development challenges, significantly improving code deployment and quality assurance processes.
- Provided expert consultations to the team on industry best practices, fostering a culture of continuous learning and performance improvement.
Chief Technology Officer (CTO)
Blondie Operating Company, Inc.
- Developed a platform for building highly customizable informational systems based on shared blocks.
- Managed a team of developers, designers, and UX engineers to carry out the project.
- Designed and implemented a graph-based database that stores and processes billions of nodes daily.
Senior Software Engineer
Mad Mimi
- Implemented a responsive email rendering engine that powers millions of messages every day.
- Designed and implemented numerous customer-facing UI blocks and pages for various features.
- Supported the existing codebase, refactored code, and improved performance.
Head of Development Team
AS UniHolding
- Developed a banking software that powers a private bank website and mobile app.
- Managed a team of developers and designers to build the product.
- Performed a security audit of existing banking software.
Software Engineer
Capsoft UG
- Developed numerous Ruby on Rails (RoR) websites for customers.
- Tracked and fixed bugs using Jira as a reporting tool.
- Supported customers by making a list of requirements, providing estimates, and implementing features.
Software Engineer
SIA Baltinet Data
- Developed telecommunication software that powers numerous contact centers daily.
- Implemented a web version and a desktop application for contact center employees.
- Rolled out software to multiple locations, performing constant monitoring and upgrade.
Experience
HR App for Curie.Bio
https://curie.bioAdditionally, we ensured secure user authentication within a Next.js framework and validated the application's performance through comprehensive Cypress end-to-end tests. This collaborative project significantly bolstered Curie.Bio's efficiency in managing and supporting promising biotech innovations, demonstrating the power of technology in streamlining venture capital operations in the biotech sector.
System Modernization at Gartner
https://getapp.comGraph Database Solutions Architect for Skywolf.ai
https://skywolf.ai/Next.js Performance Optimization for Casita.com
https://casita.comBlondie Platform
GoDaddy Email Marketing
Fintera
Bloom Box
https://bloombox.lvTo support the smooth operation of the application, I integrated it with the Shopify API for state updates and to gather product information. This integration also allowed for efficient customer and order management. For seamless transactions, I integrated the application with Stripe API. Additionally, I connected the application with a CRM to streamline client relationships and order processing. My work on Bloom Box has been an excellent opportunity to apply and enhance my full-stack development skills in a real-world context.
Education
Bachelor's Degree in Business Administration
Baltic International Academy - Riga, Latvia
Certifications
Neo4j Graph Data Science Certification
GraphAcademy
Neo4j Certified Professional
Neo4j
Skill Certification | Javascript Front-end Development
Online Freelance Agency
Skills
Libraries/APIs
React, Node.js, REST APIs, jQuery, React Redux, Chart.js, Stripe, Sidekiq, D3.js, Twilio API, Social Media APIs, Shopify API
Tools
Slack, Jira, Figma, GitHub, Front-end Build Tools, Git, JavaScript Testing, Auth0, ChatGPT, Webpack, Canvas 2D, Zapier, Tableau, Zoom
Languages
GraphQL, JavaScript, Cypher, HTML, CSS, TypeScript, SQL, Ruby, ECMAScript (ES6), HTML5, Python, PHP
Frameworks
Ruby on Rails (RoR), Express.js, React Native, Material UI, Next.js, Redux, Jest, Tailwind CSS, Windows Presentation Foundation (WPF), NestJS, AngularJS, Laravel
Paradigms
Unit Testing, Back-end Architecture, Microservices, Agile, Search Engine Optimization (SEO), UI Design, App Development, DevOps
Platforms
Firebase, Shopify, Amazon Web Services (AWS), Google Cloud Platform (GCP), Apache Kafka, Docker, Vercel, Twilio, Kubernetes, AWS Lambda, Heroku, MacOS, Visual Studio Code (VS Code)
Storage
Neo4j, PostgreSQL, MySQL, Google Cloud, Redis, Cloud Firestore, NoSQL, Elasticsearch, Databases, Amazon S3 (AWS S3), MongoDB, Amazon DynamoDB, Graph Databases
Industry Expertise
Social Media
Other
APIs, Full-stack, Architecture, Data Visualization, Dashboards, Google, Progressive Web Applications (PWAs), Enterprise Architecture, Scalability, React Hooks, Front-end, User Interface (UI), UI Components, Integration Testing, Web Development, Solution Architecture, Back-end Development, Communication, Leadership, Front-end Development, Platforms, Back-end, API Integration, Open Source, Software Architecture, Webhooks, QA Automation, CTO, CI/CD Pipelines, Software Design, WebSockets, Payment APIs, Axios, Mobile First, Styled-components, Server-side Rendering (SSR), Full-stack Development, Technical Leadership, Analytics, Data Modeling, Cloud Services, Team Leadership, Apollo, Gatsby, MERN Stack, Chrome Extensions, OpenAI GPT-3 API, OpenAI GPT-4 API, eCommerce, Domain-driven Design (DDD), Serverless, Shopify Customizations, Artificial Intelligence (AI), Mobile Apps, SaaS, Headless Commerce, Data Science
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