Senior/Middle Blockchain Developer (Node, React, Smart Contracts) to $4000
🌏 Remote | 🕘 Mon—Fri, 9:00–19:00 Kyiv Time | 📅Full-time or Part-time
Are you a strong developer with a passion for blockchain innovation?
Do you love to build powerful Web3 products with elegant code?
🧠 What You’ll Bring
- 4+ years of professional experience in software development
- Strong command of Node.js, TypeScript, and React
- Hands-on work with NestJS or similar backend frameworks
- Understanding of blockchain architecture, cryptographic principles, and dApps
- Practical experience with Solidity and Smart Contracts (ERC-20, TRC standards)
- Comfortable communicating in Ukrainian
- Solid understanding of asynchronous programming, event-driven systems, and non-blocking I/O
- Experience with MySQL/PostgreSQL and query optimization
- Knowledge of data structures, algorithms, and clean software architecture
- Skilled in writing robust unit, integration, and E2E tests
- Familiarity with Docker, containerization, and orchestration tools
- A passion for solving complex problems and building impactful products
Nice to Have ➕👍
- DevOps mindset and experience with infrastructure-as-code tools
- Ability to independently deploy projects and configure servers
Your Mission
- Develop clean, scalable, and secure code with Node.js, TypeScript, React, NestJS
- Integrate and build smart contract-based systems (ERC-20, TRC), including mass payment tools
- Drive technical decisions and contribute to architecture discussions
- Design flexible, modular backend and frontend components
- Optimize SQL queries and relational database performance
- Deploy and manage applications and infrastructure with confidence
- Build and maintain testing coverage across the entire stack
- Contribute to clear, concise technical documentation
- Identify challenges early and solve them proactively
- Collaborate with an Architect, PM, and Designer
You’ll Get 🎁
💸 Competitive compensation that values your expertise and commitment
🕒 Flexible working hours with a healthy remote-first culture
🧪 Room to experiment — test new tools, frameworks, and ideas
🌴 Paid vacation, national holidays, and paid sick leave
🌐 Supportive team culture where your voice matters
🎓 Learning support — courses, certifications,
🌱 Career growth opportunities as we scale
🗣 Free English lessons
🔮 About the Project
Join a small but smart team building a transparent, blockchain-based solution that merges real-time results, automation, and user excitement. This is a provably fair Web3 product focused on trust, integrity, and transparency — where smart contracts do the heavy lifting, and every result can be verified. A thrilling challenge that blends tech precision with financial fairness.
🌐 About the company
We’re a Ukrainian IT company building impactful, future-ready software for clients across the EU and the US — from ambitious startups to established enterprises. We value innovation, clarity, integrity, and excellence. Here, your work won’t just be code — it’ll be part of a larger mission to reshape industries through decentralized technologies. Join us and work with cutting-edge tools, brilliant minds, and the freedom to leave your mark.
⚠️ Important❗
We are only hiring individual developers — no agencies or outsourcers🚫