1. Responsible for server-side development and architecture design of the company's blockchain products, based on the Node.js technology stack;

2. Integrate with various blockchain nodes (such as Ethereum, Polygon, Arbitrum, etc.) to implement on-chain data listening, parsing, and forwarding;

3. Develop and maintain core backend functionalities such as wallet systems, smart contract interaction modules, and transaction processing;

4. Collaborate with front-end, product, and smart contract development teams to accelerate product launch;

5. Write high-quality, testable, and maintainable code to ensure system performance and security;

6. Design and maintain databases (such as PostgreSQL, MongoDB) and caching systems (such as Redis) based on business needs;

7. Continuously monitor new technologies in the Web3 and backend development fields, participating in technology selection and system optimization.

Familiarity with DeFi and a background in DeFi projects, along with experience in decentralized perpetual contract exchange projects (mandatory)

Understanding of Uniswap V4 mechanisms (preferred)

Job Requirements:

1. Bachelor's degree or higher, preferably in a computer-related field;

2. Proficient in Node.js / TypeScript, with solid backend development experience (more than 2 years);

3. Familiar with common backend frameworks (such as Express, NestJS), understanding middleware mechanisms, dependency injection, and modular design;

4. Experience in blockchain development, familiar with Ethereum principles, capable of independently using Ethers.js / Web3.js / Viem and other tools to interact with smart contracts;

5. Familiar with basic concepts such as JSON-RPC, on-chain event listening, transaction signing, and ABI encoding/decoding;

6. Familiar with databases such as MySQL, PostgreSQL, Redis, with knowledge of database design, optimization, and performance tuning;

7. Familiar with basic DevOps processes, such as CI/CD, container deployment (Docker), etc.;

8. Experience using AI-assisted development tools, such as:

- Proficient in using programming assistants like GitHub Copilot, ChatGPT, Cursor to enhance development efficiency;

- Able to automatically generate unit tests, API documentation, deployment scripts, etc.;

- Understanding of large model API integration methods (such as OpenAI, Claude, Gemini, etc.) is preferred;

9. Good coding standards, with teamwork abilities, strong learning capabilities, and problem-solving skills;

10. Good reading comprehension of English documentation, able to quickly master the use of open-source protocols or third-party SDKs;

Bonus Points:

1. Experience in Solidity / Move / Rust smart contract development;

2. Experience using Subgraph / The Graph for data indexing;

3. Experience with WebAssembly / Rust;

4. Participation in blockchain open-source projects / technology communities is preferred.

5. Familiar with mainstream DeFi protocol designs and mechanisms (such as Uniswap, Aave, Compound, Curve, etc.), understanding core modules like AMM, liquidity pools, lending, oracles, etc.;