Blockchain Developer
Recruity
About the Project
We are seeking a highly skilled Blockchain Developer to design, build, and integrate Web3 technologies. This role includes developing scalable services, contributing to front-end components, and supporting decentralized application workflows.
We maintain our platform with a strong focus on backend Node.js development and are looking for developers who actively use cryptocurrencies in their daily lives and trading, not just professionally. Hands-on experience with trading or other real-world crypto activities is essential, as it enables developers to identify and fix intricate issues when implementing blockchain technologies at the core of our platform.
Day-to-Day Responsibilities
- Build and maintain scalable microservices using Node.js, JavaScript, and REST APIs
- Design and integrate blockchain-enabled backend services, including smart contract interactions and transaction workflows
- Work with Web3 libraries (Ethers.js / Web3.js) to interact with blockchain networks and wallets
- Contribute to front-end development using HTML, CSS, JavaScript, and TypeScript
- Support monitoring dashboards and internal systems through backend workflows
- Integrate blockchain APIs and decentralized services into existing platforms
- Participate in Agile ceremonies including story refinement, estimation, standups, and retrospectives
- Troubleshoot, test, and deliver clean, secure, and scalable code
- Work proactively and independently with minimal supervision in a remote environment
Required Skills
Must-Haves
- 3–5+ years of full-stack engineering experience
- 4+ years of Node.js experience (NVM, NPM)
- 4+ years of HTML, CSS, JavaScript
- 4+ years of cloud experience (AWS, GCP, or Azure)
- 2+ years working with SQL or NoSQL databases
- 1+ year experience with blockchain fundamentals, including:
- Web3 concepts
- Wallets and crypto transaction flows
- Smart contract interaction
- Hands-on experience integrating with:
- Blockchain APIs
- Web3 libraries
- Decentralized or crypto-enabled systems
- Experience working in an Agile environment (Jira or similar)
Nice-to-Haves
- Experience with distributed systems
- Experience with event-driven architecture
- Exposure to Ethereum, Polygon, or other EVM-compatible blockchains
- Familiarity with security best practices in blockchain applications
Expected Compensation
- Performance Bonus: Based on growth and revenue targets
- Equity / Stock Options: Available for senior candidates
- Benefits: Health insurance, paid time off, learning budget, flexible work arrangements (customize as applicable)