Full Stack Defi Blockchain Engineer

2 weeks ago

Ahmedabad, India Bankai Infotech Full time

Responsibilities: - Architect and develop full-stack DeFi applications (frontend to smart contracts). - Build and optimize scalable backend systems with Node.Js, TypeScript, AWS, Google Cloud. - Design secure smart contracts using Solidity and frameworks like Foundry or Hardhat. - Integrate blockchain layers using viem, ethers.Js, and wagmi. - Develop modular, component-driven frontends with Next.Js 14, Tailwind CSS 4, shadcn/ui, and Storybook. - Manage application state using Redux Toolkit and React Query. - Build performant APIs (REST / GraphQL / WebSockets) with Postman-based documentation. - Design and manage databases with MongoDB, Redis, IPFS. - Implement robust monitoring and observability using Datadog, Grafana, or Sentry. - Integrate on-chain data via The Graph / Subgraph indexing. - Collaborate across protocol, product, and design teams to ship production-grade systems. Core Technologies: - Frontend: Next.Js 14, TypeScript, Tailwind CSS 4, shadcn/ui, Storybook, Redux Toolkit, React Query, Jest, Cypress - Backend: Node.Js, TypeScript, Redis, MongoDB, AWS (ECS, Lambda, S3, CloudFront, Secrets Manager), Docker, Kubernetes, Kafka/RabbitMQ, scalable system design - Smart Contracts: Solidity, Foundry, Hardhat, viem, ethers.Js, wagmi, Forge/Anvil testing, Slither, Echidna - Cross-Chain & Data Indexing: LayerZero, Axelar, Wormhole, The Graph, Subgraph, Across, Chainlink - Observability & CI/CD: Datadog, Grafana, Sentry, GitHub Actions, Terraform Core Technologies: Strong understanding of DeFi primitives and protocols: - AMMs (Uniswap V2/V3/V4, Curve, Balancer, CoW) - Money Markets (Aave, Compound, Morpho) - Stablecoins (USDS, USDe, DAI, FRAX, USDC, USDT0) - CDP Systems (Maker, Liquity) - Liquid Staking / Restaking (Lido, EigenLayer) - Yield Aggregation (Yearn, Pendle, Beefy) - Cross-chain systems and bridge architectures - Intent based payments (UniswapX, CoW, Across) What We Expect: - Strong fundamentals in DeFi protocol design and financial mechanisms. - Ability to adapt quickly to new technologies and environments. - Deep sense of ownership and accountability. - Experience building secure, high-performance, scalable systems. - Comfortable working in a high-paced, competitive, research-driven environment. - Ship MVPs and working prototypes using AI tools - Spin-up fast research on existing open-source codebase and repurpose What We Offer: - Industry-standard compensation - High-growth environment with autonomy and ownership. - Collaboration with top-tier DeFi engineers and researchers. - Opportunities to build in production-level environments similar to Uniswap, Aave, and Lido.

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