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Кирилл
Frontend developer
- Considering positions:
- Frontend developer, Javascript-програміст, React розробник
- Age:
- 25 years
- City of residence:
- Lviv
- Ready to work:
- Lviv, Remote
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KYRYLO GORDIEIEV
Fr on t e n d De v e l ope r
[open contact info ](look above in the "contact info" section)
Lviv, Ukraine
[open contact info ](look above in the "contact info" section)
English: B1 | Ukrainian: Native
[open contact info ](look above in the "contact info" section)
MSc / BSc in Computer Science 2019 - 2025
bb8b56254
SUMMARY
Built and maintained a Web3 app for smart contract interaction via MetaMask, including transaction signing
and on-chain data fetching with ethers.js. Designed a scalable Vue 3 (Composition API) + TypeScript
architecture with clean business logic separation.Integrated REST APIs with Axios, handling auth, token
management, and error handling. Implemented DeFi logic (BigInt, token decimals, health factors, liquidation
flows) ensuring accurate financial calculations. Used GitHub Copilot to speed up development, improve
productivity, and assist with debugging and code generation.
SKILLS
Frontend: Typescript, JavaScript, React, Vue 3, Zustand, Tanstack Query, Pinia, ethers.js, Performance
optimization & component architecture
Backend: Node.js, Express, Supabase, Firebase, REST API, Postgress
Infrastructure & Tools: Docker, CI/CD (Github Actions), Vite
WORK EXPERIENCE
Frontend developer | DevHorizon | 2024-2025
Developed reusable UI components using React, TypeScript, and modern frontend
practices.
Built responsive and dynamic user interfaces with functional components and React
Hooks.
Integrated REST APIs and managed complex server state using TanStack Query,
improving data consistency and caching efficiency.
Improved system reliability and user experience by implementing Supabase-based
authentication, real-time updates, and robust data handling.
Collaborated with designers and backend developers in an Agile environment to deliver
features and improve UI/UX consistency and performance.
Frontend developer | BLOCKLACK | 2025-2026
Built and maintained a Web3 application enabling interaction with smart contracts via
MetaMask, including transaction signing and on-chain data fetching using ethers.js.
Designed a scalable Vue 3 (Composition API) + TypeScript architecture, improving
maintainability and separation of business logic.
Integrated REST APIs with Axios, implementing authentication, token management, and
error handling to improve application stability.
Implemented DeFi logic (BigInt calculations, token decimals, health factors, liquidation
flows), ensuring accurate and reliable financial computations.
Fr on t e n d De v e l ope r
[
Lviv, Ukraine
[
English: B1 | Ukrainian: Native
[
MSc / BSc in Computer Science 2019 - 2025
bb8b56254
SUMMARY
Built and maintained a Web3 app for smart contract interaction via MetaMask, including transaction signing
and on-chain data fetching with ethers.js. Designed a scalable Vue 3 (Composition API) + TypeScript
architecture with clean business logic separation.Integrated REST APIs with Axios, handling auth, token
management, and error handling. Implemented DeFi logic (BigInt, token decimals, health factors, liquidation
flows) ensuring accurate financial calculations. Used GitHub Copilot to speed up development, improve
productivity, and assist with debugging and code generation.
SKILLS
Frontend: Typescript, JavaScript, React, Vue 3, Zustand, Tanstack Query, Pinia, ethers.js, Performance
optimization & component architecture
Backend: Node.js, Express, Supabase, Firebase, REST API, Postgress
Infrastructure & Tools: Docker, CI/CD (Github Actions), Vite
WORK EXPERIENCE
Frontend developer | DevHorizon | 2024-2025
Developed reusable UI components using React, TypeScript, and modern frontend
practices.
Built responsive and dynamic user interfaces with functional components and React
Hooks.
Integrated REST APIs and managed complex server state using TanStack Query,
improving data consistency and caching efficiency.
Improved system reliability and user experience by implementing Supabase-based
authentication, real-time updates, and robust data handling.
Collaborated with designers and backend developers in an Agile environment to deliver
features and improve UI/UX consistency and performance.
Frontend developer | BLOCKLACK | 2025-2026
Built and maintained a Web3 application enabling interaction with smart contracts via
MetaMask, including transaction signing and on-chain data fetching using ethers.js.
Designed a scalable Vue 3 (Composition API) + TypeScript architecture, improving
maintainability and separation of business logic.
Integrated REST APIs with Axios, implementing authentication, token management, and
error handling to improve application stability.
Implemented DeFi logic (BigInt calculations, token decimals, health factors, liquidation
flows), ensuring accurate and reliable financial computations.
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The candidate's resume is posted at https://www.work.ua/resumes/11536896/