
Martin Donchev
Senior Frontend Engineer
Bio
Based on the numbers of reads and shares
Experienced Senior Frontend Engineer with over 20 years of expertise in developing scalable, user-centric
web applications and architecting modern frontend solutions.
Proficient in cutting-edge technologies such as React, TypeScript,
AWS, and Material UI, with a strong focus on performance optimization and
modular design. Successfully delivered high-impact solutions, including enterprise-grade tools for shared
mobility systems and an AWS-powered ad-serving platform handling 18M daily ads on clients like The New York
Times and HuffPost .
Skilled in Agile/Scrum methodologies and fostering collaboration across cross-functional teams
to ensure seamless delivery of complex projects. Passionate about clean, maintainable code and creating exceptional
user experiences. Has also contributed to numerous side projects in web and frontend development, demonstrating
a continued passion for innovation and technical growth.
Skills
You can never conquere total knowledge of the ever envolving field as web development
Front-end
Languages: JavaScript (ES6+), TypeScript, HTML5, CSS3, SCSS
Frameworks: React 18+, Next.js, Astro
State Management: MobX, Jotai, Redux
Architectural Expertise: Module Federation, Webpack, Vite, Babel, npm, Yarn
Testing: Jest, React Testing Library, Playwright
Cloud & Deployment: AWS, Docker, Kubernetes, CI/CD (Jenkins, GitLab CI, Github CI)
Design Systems: SCSS/SASS, PostCSS, Styled-Components, Tailwind CSS, Material-UI, Component
Libraries
Performance Optimization and Tooling: Responsive Design, Web Performance Optimization, Service
Workers and Progressive Web Apps (PWAs), Lighthouse and Core Web Vitals for performance monitoring, Code-splitting
and tree-shaking techniques, Sentry, MixPanel, mParticles
Accessibility: WCAG 2.1 Compliance, A11Y Best Practices
Version Control: Git, GitHub, GitLab
APIs and Backend Integration: RESTful APIs (using Axios or Fetch API), WebSockets and real-time
updates, Headless CMS (e.g., Strapi, Contentful), GraphQL
Additional: Agile Methodologies, Leadership, Mentorship, Micro-frontends architecture, Internationalization
(i18n libraries)
Back-end
Amazon Web Services (AWS), PHP, Python, CodeIgniter, NextJS, Node, Express, MongoDB, MySQL, Firebase,
FastAPI, GraphQL
Work Experience
Based on the numbers of reads and shares
2021 - PRESENT
SENIOR FRONTEND ENGINEER
Via
Responsible for internal B2B products using various technologies
Using: Typescript, React 18+, Module Fedaration, MaterialUI, Jotai, MobX, API, etc.
2009 - 2021
TECHNICAL LEAD
Picklings Corp. LLC
Responsible for all digital products including AWS solutions, Ad Serving and other distributed applications
Using: AWS, CodeIgniter, AngularJS, NodeJS, MySQL, MongoDB, HTML/CSS/SCSS, Foundation etc.
2002 - 2009
CO-FOUNDER & TECHNICAL LEAD
Lemon.bg
Working mostly with PHP Frameworks and Javascript/HTML on Websites and Web-based applications
Using: PHP/MySQL, Javascript, jQuery, HTML/CSS
2001 - 2002
WEB DEVELOPER
Design.bg
Web developer using Perl, PHP, MySQL, Javascript, HTML/CSS
Using: Perl, PHP, MySQL, Javascript, HTML/CSS and more
Education
Based on the numbers of reads and shares
1995 - 2000
TECHNICAL UNIVERSITY OF VARNA
Master Degree in Computer Science
1992 - 1995
ST. KLIMENT OHRIDSKI HIGH SCHOOL - VARNA
Programming and Mathematics