backend developer

PancakeSwap is a leading multichain decentralized exchange (DEX) with over $1.5 billion in total value locked across eight chains. The platform serves millions of users, providing a comprehensive DeFi hub for trading, liquidity provision, yield farming, prediction markets, and cross-chain bridging.

• Develop and maintain backend microservices for the PancakeSwap ecosystem;
• Design RESTful and GraphQL APIs for frontend and partner integrations;
• Work with PostgreSQL, Redis, and message queues;
• Integrate EVM-compatible blockchain networks and index on-chain data;
• Build and optimize transaction processing pipelines;
• Support CI/CD pipelines, monitoring, and production incident response;
• Participate in code reviews and architecture decisions;

• 4+ Years of backend development experience;
• Proficiency in Node.js, TypeScript, and NestJS or Express;
• Experience with PostgreSQL, Redis, and MongoDB;
• Knowledge of GraphQL, REST, and WebSocket;
• Skills in Docker, Linux, Git, and CI/CD (GitHub Actions);
• Experience with high-load production systems;
• Strong understanding of EVM, transaction lifecycle, and gas mechanics;
• Practical experience with ethers.js, viem, or web3.js;
• Experience working with RPC providers like Infura, Alchemy, or QuickNode;
• Knowledge of smart contract interaction and event decoding;
• DeFi domain knowledge including AMMs, swaps, liquidity pools, staking, farming, bridges, and token standards;
• English B2+;
• Nice to have: Solidity, Hardhat, Foundry, OpenZeppelin, React, Next.js, Subgraph indexing, The Graph, Dune Analytics, AWS, GCP, smart contract auditing background, prior experience at a major DeFi protocol.

• Competitive senior-level package with CAKE token allocation;
• Paid in USDT/USDC plus CAKE bonuses.