Aleksei Agafonov

Aleksei Agafonov

Frontend Developer

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location of Aleksei AgafonovSheffield, England, United Kingdom

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  • Timeline

  • About me

    Software Developer | React | Typescript | Next.js | Nest.js | PostgreSQL

  • Education

    • Kaluga State University

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      History
  • Experience

    • АСТРАЛ-СОФТ

      Aug 2019 - Feb 2022
      Frontend Developer

      • Developed and maintained reusable components and new features using TypeScript, React, Apollo, GraphQL.• Upgraded the WYSIWYG editor for tax report submissions• Developed a Node.js web scraper to gather data on potential clients.• Usability Improvements: Redesigned the user account pag

    • Профи (profi.ru)

      Feb 2022 - Sept 2022
      Frontend Developer

      • Developed and maintained reusable components and new features using TypeScript, React/ React Native, GraphQL. • Upgraded the WYSIWYG editor for tech support, improving operator efficiency.• e2e and unit tests to ensure software reliability• Improved conversion rate by optimizing the client order workflow

    • GlassesUSA.com

      Oct 2022 - now
      Frontend Developer

      • Worked on and maintained reusable components and new features using TypeScript and React. • Maintained BFF(Backend for Frontend) with Fastify• Increased conversion rate by 15% through the development of a new product purchase wizard.• Transitioned the codebase from Flow to TypeScript.• Testing: Collaboratively increased test coverage to 98%, greatly enhancing deployment reliability. Resolved memory leaks, ensuring tests ran consistently without failures. Adapted @swc/jest and cut test runner times by 40% locally and by 20% on CI/CD• Maintained and improved the design system to ensure consistency across components. Show less

  • Licenses & Certifications