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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

TypeScript JavaScript React AngularJS MaterialUI TailwindCSS CSS3 SASS/SCSS HTML5
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

AWS PHP NodeJS Python CodeIgniter NextJS Express MongoDB MySQL Firebase FastAPI
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



Contact

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Contacts

Methods to get in contact with me
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