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Full Stack DeFi Blockchain Engineer

Full Stack DeFi Blockchain Engineer

Bankai Infotechsangli, maharashtra, in
3 days ago
Job description

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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    Blockchain Engineer • sangli, maharashtra, in