Technical Stack - Typescript, node.js, nest.js, molecular.js, express, koa, fastify, swagger, - TypeORM, mongoose, mongodb, postgres, redis, rabbitmq, bull, - Web3, ethers.js, solidity, - Docker, gitlab ci, github, - Socket.io, - Jest, hardhat, unit tests, integration tests Blockchain Stack: - Ethereum, BNB Chain, Polygon, Arbitrum, Optimism, Polkadot - Solidity - Compound, Uniswap, ApeSwap, PancakeSwap, Quckswap, XY Finance, ... - LBank, Binance, DeBank - Alchemy, Fireblocks - Openzeppelin, Defender - WalletConnect, MetaMask, TrustWallet, Safe