Backend/Smart Contract Developer (Web3)
About the Company:
We are a fast-growing company at the intersection of traditional finance and decentralized technology. Our mission is to build next-generation infrastructure for DeFi, NFTs, and community-governed applications (DAOs). We value innovation, deep technical understanding, and a passion for open-source.
Please contact me on Telegram at @nikkkograyHR
Responsibilities:
Develop, audit, and optimize smart contracts in Solidity (Ethereum, EVM networks: Polygon, Arbitrum, BSC, etc.).
Design and implement robust backend architecture for blockchain interaction (Node.js, Python, Go).
Integrate with various Web3 protocols (DeFi, Oracles, Bridges).
Create and maintain APIs for frontend applications and mobile clients.
Write automated tests, participate in code reviews, ensure code security and efficiency.
Research new trends and technologies within the Web3 ecosystem.
Requirements:
1+ years of commercial development experience with Solidity.
Understanding of Ethereum/EVM network architecture and mechanics (gas, transactions, events, ABI).
Hands-on experience with Web3 libraries (web3.js, ethers.js, viem) and frameworks (Hardhat, Foundry).
Strong knowledge of at least one backend language: Node.js/TypeScript, Python, or Go.
Experience with databases (SQL/NoSQL).
Knowledge of smart contract security principles and common vulnerabilities.
Team player with a willingness to learn and share knowledge.
Nice to have:
Frontend development experience (React, Next.js) with Web3 integration.
Knowledge of cross-chain technologies and Layer 2 solutions (zk-Rollups, Optimistic Rollups).
Published code on GitHub, participation in open-source projects or hackathons.
Understanding of cryptographic fundamentals (ECDSA, hashing, Merkle Trees).
We offer:
Work at the cutting edge of technology with a global impact.
Competitive salary + project token bonuses.
Fully remote work.
Flexible schedule and coverage for conferences/courses.
A team of like-minded individuals and blockchain experts.
An international work environment.
