Контактна інформація

Шукач вказав телефон та ел. пошту.

Отримати контакти цього кандидата можна на сторінці https://www.work.ua/resumes/18059958/

Досвід роботи

Senior Frontend Engineer

з 02.2025 по нині (1 рік 3 місяці)
SSG Systems, Дистанційно (IT)

• Defined frontend architecture and development standards across multiple products, ensuring consistent and scalable delivery
• Built a secure communication platform supporting encrypted messaging and file transfer, with AES-256 encryption and decryption handled entirely on the client side
• Implemented payment flows: fiat on-ramp and Web3 transactions with multi-chain support
• Architected Web3 logic layer, reducing code duplication and simplifying feature maintenance
• Implemented authentication and access control (JWT, multi-provider auth)
• Contributed to backend development (API routes, WebSockets, file upload pipelines) and smart contract integrations

Senior Frontend / Product Engineer

з 01.2024 по 01.2025 (1 рік)
World Mobile Group Ltd, Дистанційно (IT)

• Built and launched an ERC-20 token bridge product from scratch, covering interaction logic, user flows, and core functionality
• Enabled token transfers with lower fees and faster confirmation through correct L1–L2 interaction implementation
• Implemented real-time cross-chain transaction status tracking, including state handling across L1/L2
• Simplified the token transfer flow for end users: from wallet connection to transaction confirmation
• Built a testnet tooling solution, accelerating QA and developer onboarding processes
• Led direct client communication, aligning requirements and contributing to product decisions
• Prepared technical documentation for developers and ecosystem partners

Senior Frontend / Web3 Developer (Contract, Part-time)

з 03.2023 по 12.2023 (10 місяців)
Blockchain Project, Дистанційно (IT)

• Led development of two separate products from scratch for Solana and EVM chains, covering staking and vesting functionality
• Defined interface architecture and blockchain interaction logic
• Built clear user flows for staking, vesting creation, and reward claiming
• Improved transaction-related user flows, making blockchain interactions more transparent and predictable for users
• Reduced user drop-off at critical transaction steps (staking, vesting creation, claiming) by an estimated 15–25% by simplifying interaction logic and making the process more predictable

Frontend Engineer

з 01.2020 по 01.2024 (4 роки)
Velas Network AG, Київ (IT)

• Built core frontend products for the Velas ecosystem from scratch, including wallets and payment integrations (fiat on-ramp), for an ecosystem with 300k+ community members and 70k+ active users
• Contributed to shipping a cross-platform wallet from a single shared codebase for iOS, Android, and Web using React Native Web — reaching 30k+ mobile installs
• Built a blockchain explorer interface within the ecosystem, improving data accessibility and user navigation
• Developed and maintained a staking module as a standalone npm package, adopted by external teams for protocol integrations
• Worked within a team of ~10 frontend developers alongside backend engineers, QA, and product, consistently shipping features to production

Frontend Developer

з 07.2018 по 01.2020 (1 рік 7 місяців)
COIN PAY Ltd, Київ (IT)

• Built a full-featured crypto mobile application from scratch, covering account management, transactions, and exchange flows
• Owned the full release to App Store and Google Play and maintained the app post-launch
• Integrated frontend with backend APIs, ensuring stable performance across core user scenarios
• Contributed to the web platform and admin panel for crypto exchange functionality
• Introduced frontend standards and code organization practices, raising quality and consistency across the team

Освіта

National Transport University

Master’s Degree in Engineering, Київ
Вища, з 2006 по 2011 (5 років)

Знання і навички

• React
• Next.js
• TypeScript
• JavaScript
• React Native
• Flutter
• Redux
• MobX
• Tailwind CSS
• Ethers.js
• Solidity
• Node.js
• Express.js
• PostgreSQL
• REST API
• WebSocket

Знання мов

• Англійська — середній
• Українська — вільно

Додаткова інформація

KEY HIGHLIGHTS

• Built and launched 12+ products, including Web3 platforms, wallets, and payment solutions
• Contributed to 10+ startup and MVP initiatives, from early product concepts to production delivery
• Built secure messaging and file transfer with encryption and decryption handled client-side
• Launched and integrated payment flows: fiat on-ramp / off-ramp and on-chain transactions
• Designed frontend architecture for Web3 applications, simplifying complex business logic and accelerating development
• Built cross-platform applications (Web, iOS, Android) from a single shared codebase
• Worked on products used by ecosystems with hundreds of thousands of users