The Role
We're looking a Back End Developer to join the international team behind the development of a crypto exchange platform. You'll be responsible for building and maintaining scalable, secure APIs and services that power the core of the platform. You'll integrate smart contracts, manage wallet interactions, and ensure seamless backend performance across blockchain and database systems.
What You'll Do
- Design, build, and maintain scalable backend services using Node.js and Python
- Develop and integrate APIs that interact with blockchain networks and smart contracts using tools like Web3.js or Ethers.js
- Connect and manage wallet integrations to enable seamless user authentication and transaction flows
- Collaborate with the front-end team to define and support end-to-end Web3 user experiences
- Manage and optimize relational and non-relational databases
- Ensure application security, reliability, and performance by applying backend best practices and blockchain-specific safeguards
- Monitor and support blockchain infrastructure (nodes, RPC endpoints) where applicable
- Stay up-to-date with emerging Web3 trends, especially DeFi protocols, NFT standards, and Ethereum ecosystem updates
What You Bring to the Table
Proficient in Node.js, Python, and FastAPIExperience integrating with smart contracts (Web3.js, Ethers.js)Familiarity with wallet APIs (e.g., MetaMask, WalletConnect)Solid understanding of blockchain fundamentals (Ethereum or similar)Skilled in PostgreSQL, MongoDB, or similar databasesStrong grasp of backend architecture, API development, and security best practicesExperience with DeFi, NFTs, or running blockchain nodesWhat You'll Get
A salary of $2000-$3000 / month depending on your experienceFully remote workHiring Process
Quick call with the recruiterInterview with the CEOInterview with the teamWe celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We encourage applicants of all backgrounds to apply and look forward to welcoming those who will contribute to our diverse and inclusive culture.