
Stanislav Petrov Bagalev
Verified Expert in Engineering
Software Developer
Plovdiv, Bulgaria
Toptal member since June 3, 2017
With over 15 years in the industry, Stanislav is a full-stack web developer from Bulgaria specializing in modern stacks such as PHP 8, Laravel, and React. He spends his time building everything from digital storefronts and eCommerce sites to complex corporate web applications. Stanislav is a friendly and practical developer who thinks things through and solves problems quickly.
Portfolio
Experience
- PHP - 15 years
- SQL - 13 years
- JavaScript - 10 years
- Unity - 8 years
- Agile Software Development - 8 years
- Laravel - 7 years
- Vue - 4 years
- Angular - 2 years
Preferred Environment
Full-stack, Back-end, Front-end, PHP, Laravel, React, Vue, Web Development, SQL, Software Architecture
The most amazing...
...thing I've developed is the website JamesonWhiskey.com.
Work Experience
Freelance Full-stack Developer
Toptal Clients
- Contributed over 15,000 hours of work to more than 25 clients through Toptal since 2017.
- Built the front end of the latest Jameson Whiskey website and maintained other Pernod Ricard company websites.
- Developed the front-end of a web portal where Mississauga (Canada) residents can manage and review their tax records.
- Worked on a balance numbers recognition OCR features for financial software to automatically analyze bank statements in different formats.
- Worked as a full-stack developer on a lawyer education platform that trains young lawyers in a 25-week process with milestones and data tracking.
- Built Lithyem's platform for handling the processing and payment of client bills, featuring a multi-level pipeline with various account roles.
- Developed and implemented features and redesign, and performed maintenance for a season-long fantasy college football website.
- Built new staff management tools and features to better support a custom emergency medical services software for ambulance and first responders used across the US.
- Worked with an international team to develop Appy Saúde's cross-platform mobile application: an app that allows you to quickly find information about health establishments in Angola on more than 1,800 health facilities.
- Implemented a platform for processing millions of scanned magazines, running OCR, and digitizing them into a scalable database and can be searched through online in multiple languages, including Japanese.
Team Lead/Full-stack Developer
The First Hammer
- Led a development team to build an innovative SaaS CRM platform designed specifically for business development, PR, and sales teams.
- Engineered a secure and highly scalable system architecture using a modern tech stack of React, Next.js, Laravel, and PostgreSQL.
- Implemented advanced AI features directly into the platform to help users efficiently manage their contacts and potential partners.
- Integrated 3rd-party email services to streamline external communications and assist with the internal company workflow.
- Focused on aligning fast application performance with a secure and scalable back end to safely handle sensitive customer and partner data.
Senior Full-stack Developer
WebMagic, Inc.
- Implemented multiple APIs that facilitate complex communication both internally and with 3rd-party providers.
- Implemented OCR scanning of millions of scanned magazines, which are now digitized and can be searched through online.
- Developed a Wikipedia-like revision system for contributions by members.
Senior Full-stack Developer
Tax Business Manager Inc
- Developed numerous new features for an internal tax management software used in the accounting industry in the USA.
- Built customized financial reports and administrative tools to help clients better manage their business operations.
- Managed and supported the Linux server environment to keep the software running smoothly for several years.
- Implemented new importing and exporting functionalities as well as 3rd-party services integrations.
Unity Game Developer
The Sixth Hammer
- Created multiple Android and iOS games and applications for clients.
- Led the development of an award-winning game, Moo Lander, released for PlayStation 4, Xbox One, and Steam in 2022.
- Created several private Java libraries for the easier usage of some Android APIs for LibGDX.
- Worked on creating proprietary libraries and systems for Unity that support cross-play multiplayer and cross-progression and are used on multiple mobile, PC, and console games.
Unity Developer
Telescope
- Updated the existing Unity codebase and 3rd-party dependencies to ensure the application met current app store standards and security requirements.
- Implemented GDPR compliance, in-app purchases, and integrated AdMob banner and interstitial ads for monetization.
- Handled extensive bug fixing throughout the application to improve stability and provide a smoother experience for players.
- Distributed the updated build across both Android and iOS platform stores for public release.
Senior Full-stack Developer
EWTO
- Built a custom accounting software solution from scratch for EWTO-Bulgaria using a Laravel and React stack.
- Developed features focused on income management to handle the organization's finances.
- Created APIs and back-end services to import and sync years of legacy data into the new database structure.
- Set up detailed analytics and financial reports as well as customizable exporting features.
- Implemented a secure user management control and deployed the application on a VPS server.
Senior Full-stack Developer
Angel Services Group Ltd
- Helped create a web platform designed to automatically evaluate job advertisements based on the AdBuilder framework.
- Developed the core back-end functionality and logic for the evaluation system using the Node.js runtime environment.
- Built the user-facing interface with React to allow users to easily submit and review their graded job advertisements.
- Integrated necessary APIs and actively supported the deployment of the completed system across all target platforms.
Senior Full-stack Developer
Lumiform GmbH
- Enhanced Lumiform's quality and safety management website using HTML5, CSS3, and JavaScript to improve user experience.
- Implemented design changes across the platform to make the software more accessible and easier to use for clients.
- Developed back-end improvements and connected new APIs to introduce additional functionality to the platform.
- Applied technical SEO changes to make sure the website met all of Google's requirements and best practices.
Symfony Developer
Azrieli Ecommerce Ltd.
- Helped build the Azrieli eCommerce platform within a development team of more than 15 people.
- Built back-end admin features using PHP and Symfony so the team could easily update and optimize the e-shop.
- Managed complex database migration services based on the given requirements.
- Developed and integrated back-end APIs to make sure the platform communicated properly with other internal services.
Senior Full-stack Developer
DC News
- Led the complete redesign and restructuring of a regional news website to improve overall user engagement and platform speed.
- Developed a custom SMS payment system to provide users with an alternative and convenient way to access premium content.
- Managed and integrated internal ad systems to help monetize the platform without disrupting the delivery of local news.
- Implemented new features on the back-end to improve the operational efficiency of the publishing team.
Senior Full-stack Developer
MLB Creative
- Developed the user interface and front-end designs using Vue.js to create a smooth browsing experience for property buyers.
- Built back-end features and managed the MongoDB and PHP database structure to securely handle data.
- Worked with a team of developers to support the public release on a strict deadline.
Senior Full-stack Developer
Lithyem
- Developed an internal utility bill management system that enables the management of payments and bills and distributes them across users.
- Implemented the database and system architecture that handles intricate roles and permissions management based on strict requirements.
- Managed the entire project lifecycle from the initial requirements gathering to the final launch.
- Handled the server deployment and database setup using PHP, Laravel, MySQL, and React.
Senior Full-stack Developer
Lithyem
- Managed a lawyer educational platform project from inception and oversaw all of the feature implementations as well as the full deployment.
- Developed the overall system architecture using Laravel for the back end and Vue.js for the front end. Handled the database design and server management.
- Built a modern and user-friendly platform focused on training lawyers on a 25-week training curriculum.
Senior Full-stack Developer
Protean LLC
- Built new staff management tools and features to better support a custom emergency medical services software for ambulance and 1st responders used across the US.
- Developed new platform features, including calendar events and a dedicated notifications system.
- Worked on patient scheduling and charting modules, as well as user management features.
Senior Back-end Developer
SpecBooks
- Migrated legacy eCommerce functionalities to a new modern platform using PHP and MySQL.
- Enhanced existing database structures to improve the overall efficiency of the application.
- Implemented back-end improvements specifically designed to streamline the client's daily operations.
Senior Front-end Developer
eSolutions
- Developed the front end of a web portal where Mississauga (Canada) residents can manage and review their tax records.
- Collaborated with the back-end team and the Canadian municipality to guarantee maximum security and stability for the portal.
- Built intuitive and user-friendly interfaces with Vue based on provided wireframes and designs.
- Connected the front-end to back-end APIs to ensure the tax data was displayed accurately and securely to the users.
Senior Full-stack Developer
Scionian
- Worked on a Department of Defense-sponsored project requiring development within a highly sensitive and detail-oriented environment.
- Implemented advanced UX design improvements to make the interactive medical education platform easier to navigate.
- Enhanced and expanded the core back-end functionality of the Standard Patient Studio to support new training requirements.
Back-end Developer
CreditBPO Tech
- Integrated new features into the client's existing fintech software solutions to improve bank and supply chain credit risk management in the Philippines.
- Developed automated recognition algorithms to process documents using 3rd-party OCR solutions.
- Built tools to automate data extraction to help the company assess credit risk much more efficiently.
- Helped develop a solution to enable employees to train the OCR for faster and more accurate results and analysis.
Front-end Developer
Pernod Ricard
- Developed the front end for the new Jameson Whiskey website by building it directly from Zeppelin design files.
- Worked together with an international development team of more than 20 people and helped launch the new digital presence.
- Built and integrated responsive UI components that matched the specific aesthetics of the Jameson brand.
- Provided ongoing support and modified various other whiskey brand websites owned by the Pernod Ricard group.
Senior Full-stack Developer/Team Lead
HappyQuizz
- Acted as team lead and developed the complete system architecture for a top-ranking Facebook application in Bulgaria.
- Built scalable PHP and JavaScript back-end systems that enable the creation of new dynamic content using the Facebook API.
- Created a custom image-generation algorithm to produce unique, shareable content for the quiz application's users.
- Handled intensive server management to ensure the platform ran smoothly during peak traffic of 10 million visits per week.
Senior Full-stack Developer
Oblix
- Established a solid foundation in web architecture development for a platform hosting user-generated VR content.
- Built the web portal's initial front-end designs and UI/UX elements to create an intuitive experience for users.
- Developed the core back-end systems and database structure to securely manage and serve the VR content.
Back-end Developer
ZonaBG
- Developed an eCommerce platform with many smaller shops inside it from the ground up with products, orders, firm, consultant, and administrator panels.
- Built an advertisement system for placing ads and paying via online payment gateways.
- Worked with many customers and provided customer support for ZonaBG.
- Created a 3D visualization platform for Morado, a company that sells interior designs.
- Developed a rent-a-car system for e-renting a vehicle in Bulgaria.
Experience
HammerLens - AI-driven CRM
https://hammerlens.ai/I led a development team to build a secure SaaS CRM platform for sales and PR teams using React, Next.js, Laravel, and PostgreSQL. To help users manage their contacts and daily workflows, I integrated third-party email services and built AI features directly into the system. I also focused heavily on making the back end fast and scalable so it could safely handle sensitive customer data.
Jameson Whiskey Website | Pernod Ricard
Developed and integrated UI components to enhance the Jameson Whiskey website, ensuring responsive and engaging layouts that aligned seamlessly with the Jameson brand aesthetics.
Mississauga Tax System - Canada Government Platform
https://www.mississauga.ca/services-and-programs/property-taxes/Contributed to front-end development using Vue.js, ensuring intuitive and user-friendly interfaces for residents managing their tax records.
Cryptoroof - Real Estate Project
Developed front-end designs and back-end features, managed the database structure, integrated internal and third-party APIs, and handled database migrations to ensure seamless data transitions.
Tippla - Financial Platform
https://tippla.com.au/Developed user-centric features and implemented front-end designs while integrating third-party APIs to enhance functionality and improve the user experience.
Azrieli - eCommerce Platform
https://www.azrieli.com/Azrieli is one of the most significant Israeli real estate and holding companies.
Developed back-end features and managed database migration services, focusing on PHP and Symfony to optimize and update the e-shop platform for enhanced customer engagement.
Lumiform - Safety Management Platform
https://lumiformapp.com/Implemented design changes, SEO strategies, and back-end improvements while introducing new functionalities to enhance user experience and accessibility.
Tax Business Management - Accounting Software
https://www.tbmpro.com/Developed numerous features for the internal tax management software while managing the Linux environment and ensuring platform stability across multiple client accounts. Managed the whole Linux environment and platform management for multiple clients.
Cloudburst - Laywers CRM
Managed the project from inception, overseeing design implementation and developing the architecture for the database and server management using Laravel and React.
Appy Saúde - Healthcare Mobile App
https://www.appysaude.co.aoDeveloped a cross-platform mobile application, integrated booking functionalities, and incorporated third-party systems for user behavior analysis. I have integrated the entire booking appointment functionality, third-party systems for analyzing user behavior, notifications, and more.
Live Events Platform
Implemented improvements, resolved bugs, and added new front-end and back-end features, including design updates and database modifications, to enhance the platform's functionality and user experience.
OblixVR - VR Web Platform
Built the web portal's front-end designs, database structure, and back-end systems during the initial development phase. The project was in the MVP phase and required a solid foundation in UI/UX and web architecture.
Method And Madness Whiskey | Pernod Ricard
I implemented new front-end components and reworked old existing features, working closely with Pernod Ricard's web development team.
Single Pot Still | Pernod Ricard
I implemented new front-end components and reworked old existing features, working closely with Pernod Ricard's web development team.
Spot Whiskey | Pernod Ricard
I implemented new front-end components and reworked old existing features, working closely with Pernod Ricard's web development team.
CreditBPO - Financial Software
https://creditbpo.com/Developed automated recognition algorithms using third-party OCR solutions to enhance back-end systems for improved credit risk management.
DC News - News Website
https://dcnews.bg/I led the complete redesign and restructuring of a regional news website to improve overall user engagement and platform speed. I integrated internal ad systems and developed a custom SMS payment system for convenient access to premium content. I also implemented targeted back-end features that streamlined workflows and improved the publishing team's daily operational efficiency.
AdGrader - Web CRM Platform
Gemini said
I helped build a web platform that automatically evaluates job advertisements using the AdBuilder framework. I developed the core back-end grading logic using Node.js and built a React user interface where people can easily submit and review their ads. Additionally, I set up the required APIs and helped deploy the finished system across all platforms.
Happy Quizz - Facebook Application
As a team lead, I developed the front-end and back-end architecture for the platform. I built scalable PHP and React back-end systems, including a custom image-generation algorithm that used the Facebook API to create unique, shareable content for users. I also handled the heavy server management required to keep the platform running smoothly during the peak traffic of 10 million visits per week.
Saturday Fantasy Football
Developed front-end and back-end features, including real-time updates and user interface enhancements, to deliver an engaging and seamless fantasy sports experience.
EWTO-Bulgaria - Accounting Software
I built a custom accounting software from scratch using Laravel and React. I developed income management tools, detailed analytics, and customizable financial reports to effectively handle the organization's finances. I also created back-end APIs to import and sync years of legacy data into the new database and set up secure user controls for the final VPS deployment.
Orient Plus - Mobile App
I developed it via PhoneGap with HTML, CSS, and JavaScript. The application includes a custom-written car finder (using the GPS module), a tip calculator, a currency converter, and an embedded website. The app is available for Android and iOS.
Sturgis Rally
Focused on back-end development using Joomla and implemented front-end designs and new components.
Smart Hits Browser - Windows Application
Developed the application using C# and native Windows libraries, designing an architecture to simulate human browsing behavior with dynamic page interactions.
Moo Lander - Game for PC, PlayStation and Xbox
http://moolander.com/Gemini said
I designed, developed, and produced Moo Lander entirely in-house, ultimately porting and optimizing the title for PlayStation, Xbox, and Nintendo Switch. Throughout the project, I crafted five distinct environmental biomes and refined over 20 enemy archetypes—including advanced behavioral AI for the Mighty Cow Bosses—to create dynamic, strategic encounters and a balanced learning curve.
EWTO-Bulgaria - Company Website
http://wingtsun-bg.com/EWTO-Bulgaria is one of the largest martial arts organizations in Bulgaria.
This site was built with WordPress.
Moo Lander - Product Website
http://moolander.com/Wing Tsun Illinois
http://wingtsunil.com/The website was built with WordPress.
Extravagance Design Interior Design Studio
I built this website with Laravel and React for the front end.
Yang Taichi, Bulgaria | Website
http://yangtaichi-bg.com/The website was built from scratch with a custom CMS. The website design changes according to the season.
Spatium | Game
Spatium is a new type of arcade game where you put your reflexes to the test. It’s one of the best entertainment experiences out there—suitable for everyone around the globe.
It was created with Java, LibGDX.
CSB | eCommerce
Christmas Fools | Game
This is the perfect little game to cheer you up during the winter holidays. You will play as the Christmas spirit trying to impress Santa by helping and protecting the characters in some ridiculous, funny, and awkward situations.
It was developed in Java, LibGDX for Android and iOS.
Casino Royal Game
I have created all the graphical assets, developed the game with Unity, and efficiently ported it for seamless compatibility with mobile devices.
Train Your Memory Game
I have designed, developed, and tested the Android and iOS versions, completed with graphical assets, level design, and mobile device optimization.
Match-3 Game
I have developed the code with Unity3D and C#, designed graphics, created levels, invented various mechanics, and conducted quality assurance for a comprehensive gaming experience.
Tank Trouble 3D
I led a team that developed a proprietary multiplayer system using Photon Quantum, entirely created and optimized Tank Trouble 3D with custom 3D models and shading, and ensured compatibility across all major platforms with cross-play support for PC, Xbox, PlayStation, Nintendo Switch, Mac, Android, and iOS. The game is to be released in late 2023.
Moo Ball
I led the team that developed the code, designed the graphics, did the level and mission design, and ported and optimized for a comprehensive gaming experience for PCs, consoles, and mobile phones.
Galigupta Game
With talent from Disney and Ubisoft, our development team invented innovative mechanics, captivating narratives, and striking art for exceptional gaming experiences. I was the lead programmer and software architect of the game. This project is currently in early development.
Education
Completed Programming Courses in Unity and C#
Software University - Sofia, Bulgaria
Completed Programming Courses in HTML, CSS, and JavaScript
Telerik Academy - Sofia, Bulgaria
Specialization in PHP
Viscomp Ltd. (Plovdiv) - Plovdiv, Bulgaria
Bachelor's Degree in Bulgarian Philology
Plovdiv University "Paisii Hilendarski" - Plovdiv, Bulgaria
Skills
Libraries/APIs
REST APIs, jQuery, React, Node.js, Claude API, Vue, Windows Forms (WinForms), Vuex, Vue 2, OpenAI API, Facebook API, Stripe, WebGL, Social Media APIs, LiveData, Windows API, Cache API
Tools
PhpStorm, JetBrains Rider, Confluence, Jira, Adobe Photoshop, Claude, After Effects CC, Git, Photoshop CC, Adobe After Effects, Adobe Premiere Pro, Apache, Vue CLI, Claude Code, Visual Studio, PrestaShop, AppGyver, Akeneo, Webpack, Unity 6, Figma
Languages
HTML, CSS, PHP, CSS3, JavaScript, C#, PHP 7, HTML5, SCSS, PHP 5, TypeScript, PHP 8, Sass, SQL, Java, ECMAScript (ES6)
Frameworks
Bootstrap, Unity, LibGDX, Laravel, Tailwind CSS, Nova, Laravel 5, Bootstrap 3+, Unity3D, PHP MVC, Symfony, CodeIgniter, Fat-Free Framework, Photon Unity Networking (PUN), Photon, Next.js, Angular, Yii 2, CodeIgniter 3, CakePHP, PHPUnit, Sylius, Laravel 9, Laravel 8, Android SDK, PhoneGap
Paradigms
Agile Software Development, Back-end Architecture, UX Design, REST, Web Architecture, Management, Object-relational Mapping (ORM), Agile, Mobile Game Design, Cross-platform, Mobile Development, Responsive, Responsive Coding, Real-time Systems, Unit Testing, Database Design
Platforms
Web, Android, WordPress, Drupal, Linux, Ubuntu, Ubuntu Linux, Apache2, Firebase, PlayStation, Xbox, NetBeans, Joomla, iOS, Drupal 7, Linux CentOS 7, Docker, Amazon Web Services (AWS), PlayStation 4, Vercel, Zeppelin, Aquro, Mobile, Windows
Storage
MySQL, Relational Databases, Databases, API Databases, MySQLi, JSON, PostgreSQL, MongoDB, Elasticsearch, Redis Cache, Cache
Industry Expertise
Project Management
Other
Ajax, Web Development, Software Architecture, Game Development, Game Design, Back-end Development, User Interface (UI), Web UX, Games, Websites, Web UI, Back-end, Web App Development, Web App UX, Web App UI, Relational Database Design, Full-stack, Full-stack Development, Front-end, Front-end Design, Front-end Architecture, Integration, API Integration, APIs, Team Leadership, Architecture, App UX, MVC Frameworks, 2D Games, Gameplay Development, Mobile Game Development, Game Technology Development, Web MVC, Payment APIs, Level Design, Cross-platform App Development, Unity Game Assets, Gaming, Mobile App Development, Front-end Development, Performance Optimization, AI Tools, Technical Architecture, Product Engineering, Artificial Intelligence (AI), AI-generated Code, AI Agents, Dashboards, Data Processing, CMS Structure & Configuration, Responsive Design, Core Web Vitals, Anthropic, AI Development, Symphony, Web App Security, Fintech, Image Processing, Video Production, eCommerce, Video Editing, Vue Router, Game Back-end, Servers, 3D Games, eCommerce UI, Data Structures, App UI, Game Art, Xbox One, Multiplayer, Optimization, In-app Purchases, Security, Scalability, Data Integrity, Cloud Infrastructure, SaaS, CI/CD Pipelines, Workflow Automation & System Integration, Large Language Models (LLMs), AI Integration, Figma to React, User Experience (UX), Payments, Real-time Data, IT Security, OpenAI, Axios, WordPress Plugins, Web3, 3D, 3D Art, Bootstrap 4, SEO Tools, Analytics, Analysis, VPS, Server Management, CSV Export, Import/Export, User Management, Session Handling, Optical Character Recognition (OCR), PayPal, Finance APIs, Wireframing, Manual QA, Porting, Netcode, Customer Support, Migration, SDKs, Google Play Store, AdMob, Google AdMob, General Data Protection Regulation (GDPR), Patches & Updates, App Store, Bug Fixes, Education, Team Leadership & Supervision, Social Media Apps, Web Content, Crypto, Real Estate, News, Ads, Monetization, SMS, Deployment, Support, Accounting Tools, Finance, Software as a Service (SaaS), CRM, Business Development, Gemini, Gemini API, MVP Design, Minimum Viable Product (MVP), Financials, IT Support, Sports, Fantasy Sports, UI Components, Mobile UI, Mobile UX, Travel, Tourism, Applications, Simulations, Facebook, Content, CRM APIs, Email, DataGrid, Fraud Detection, Conversion optimization
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