Anton Belousov

Middle Frontend Developer

Email: polpoltrop228@gmail.com

Phone: +380663208556

Location: Ukraine, Kyiv

GitHub:

LinkedIn: linkedin.com/in/anton-belousov-1803042b1

Blog: Personal Tech Blog

Professional Summary

Frontend developer with experience since 2020, specializing in creating high-performance and SEO-optimized web applications. My journey began as a freelancer, which provided me with a solid foundation in diverse project requirements and client communication. I've since progressed to successful roles in international companies, where I've refined my expertise in modern JavaScript frameworks and frontend architecture. I possess deep knowledge in code optimization, performance tuning, and technical SEO implementation that delivers measurable results. My approach combines technical excellence with user-centered design principles to create exceptional digital experiences. I've conducted numerous technical audits that have significantly improved application performance and code quality. I continuously enhance my skills by staying current with emerging technologies and industry best practices, allowing me to deliver innovative solutions to complex challenges. With my technical expertise and optimization skills, I can substantially elevate the quality and performance of any project I work on. I thrive in collaborative environments, quickly adapting to new teams and contributing to collective success through knowledge sharing, mentorship, and a commitment to achieving exceptional results together.

Experience

Middle Frontend Developer

February 2025 — Present
Linken Sphere (ls2.app)
  • Development of the front-end part of the project from scratch, including architecture and integration with API
  • Technical SEO optimization: improving indexing, working with meta tags and structured data (Schema.org)
  • Improving application performance: code refactoring, implementing lazy loading and optimizing resource loading
  • Implementing modern technologies (React, Next.js, Tailwind CSS) to improve UX/UI

Middle Frontend Developer

January 2024 — January 2025
Your Price Booking OÜ (yourpricebooking.com)
  • Development of complex interface sections: dynamic forms, customized tables and interactive maps
  • Optimization of application operation: reduction of loading time by 40% through caching and code splitting
  • Refactoring of legacy code and improvement of project architecture
  • Conducting SEO audits and technical optimization (Lighthouse, Google PageSpeed)

Junior Frontend Developer

~6 months
[Company name hidden by agreement]
  • Working in a team with senior developers, participating in code reviews and sprint planning
  • Developing user interfaces using React and Redux
  • Integrating with REST API and setting up authentication

Frontend Developer (Freelance)

October 2020 — October 2021
  • Implementation of web applications for clients from various industries
  • Mastering modern frameworks: React, Next.js, Vue.js
  • Setting up CI/CD (GitHub Actions, Vercel) and deploying projects

Key Projects

Frontend Developer

Current project
Kyiv European University (e-u.com.ua)
  • Complete development of the frontend part from scratch
  • Architectural solutions based on FSD, developed by me
  • Performance Optimization: Lighthouse, Speed Page in 90+
  • UX improvement: adaptive layout and interactive elements

SEO audits and optimization

  • Conducted 10+ audits for clients, improved PageSpeed Insights by 30-50%
  • Implementation of structured data and micro-markup to increase CTR

Achievements

Personal Achievements

  • Improved Core Web Vitals metrics on multiple projects, achieving 90+ scores in PageSpeed Insights
  • Developed a my own FSD based architecture.
  • Optimized loading times of key pages by 40-60% through implementation of modern optimization techniques.
  • Conducted over 10 technical audits for JavaScript code and SEO optimization, significantly improving project performance.

Team Achievements

  • Mentored two junior developers, helping them improve their code quality and technical skills.
  • Contributed to team's successful migration from a legacy codebase to a modern architecture.

Technical Skills

Languages

  • JavaScript (ES6+)
  • TypeScript / Flow
  • HTML5
  • CSS3 (SCSS)

Development Tools

  • Webpack, Vite
  • Babel, ESLint, Prettier
  • Git (GitHub, GitLab)
  • Figma, Postman

Frameworks & Libraries

  • React
  • Next.js
  • Redux, RTK
  • GraphQL, Apollo
  • TanStack
  • Tailwind CSS
  • Material UI, Ant Design

SEO & Optimization

  • Lighthouse
  • Google PageSpeed
  • Schema.org
  • WhatWG

Testing

  • Jest
  • React Testing Library

Office Programs

  • Microsoft Office: Word, Excel, PowerPoint
  • LibreOffice: Writer, Calc, Impress
  • Google Workspace: Docs, Sheets, Slides
  • Project Management: Jira
  • Documentation: Notion, Obsidian

Soft Skills

  • Analytical thinking and solving complex problems
  • Effective communication and teamwork
  • Adaptability to new team environments
  • Collaborative problem-solving
  • Time management and meeting deadlines
  • Self-learning and adaptation to new technologies
  • Mentoring and knowledge sharing
  • Cross-functional team collaboration

Additional Information

  • Proficiency in English (Intermediate)
  • Hobbies: open source, reading technical literature
  • Check out my technical blog where I share insights about frontend development