Expert Blockchain Architect

2 weeks ago

Bikaner, Rajasthan, India beBeeDeveloper Full time ₹ 1,70,00,000 - ₹ 2,55,00,000
Blockchain Expert

We are seeking a highly experienced Backend and Smart Contract Developer with expertise in blockchain architecture and AWS to drive our Web3 innovation forward.

  • Key Responsibilities:
  • Smart Contract Development:
    • Develop secure smart contract designs, achieve thorough testing, auditing, and gas optimization techniques.
    • Implement solutions on Ethereum, EVM-compatible chains, and other L1/L2 networks.
  • Backend Engineering & Blockchain Architecture:
    • Design high-performance backend systems and scalable blockchain architectures.
    • Build and maintain APIs, node integrations, and indexing services (e.g., The Graph, Alchemy, Infura).
  • Cloud & Infrastructure (AWS):
    • Deploy and manage backend services using AWS best practices.
    • Implement CI/CD pipelines, containerization (Docker, Kubernetes), and monitoring solutions.
  • Security & Optimization:
    • Maintain system security, resilience, and gas optimization.
    • Apply best practices for mitigating vulnerabilities (reentrancy, overflow, etc.).
  • Collaboration & Ownership:
    • Closely collaborate with frontend, DevOps, and product teams to deliver robust end-to-end blockchain products.
    • Take complete ownership from architecture to deployment.

Must-have Qualifications:

  • 4+ years in backend development and 2+ years in smart contract development.
  • Deep understanding of Ethereum, EVM architecture, L2 scaling solutions, and DeFi/NFT standards (ERC20, ERC721, ERC1155).
  • Proficiency in Solidity, JavaScript/TypeScript, Node.js, and at least one systems language (Go, Rust, or C++).
  • Strong experience in blockchain solution architecture for scalable dApps.
  • Mid-level experience with AWS (EC2, Lambda, API Gateway, S3, RDS).
  • Familiarity with common smart contract vulnerabilities and mitigation strategies.
  • Proven ability to deliver secure, scalable, production-ready blockchain systems.

Preferred Qualifications:

  • Experience with Hardhat, Foundry, Truffle, Web3.js / Ethers.js.
  • AWS DevOps experience for blockchain-based apps, including CI/CD pipelines and container orchestration.
  • Cross-chain development and interoperability protocol expertise.
  • Knowledge of zero-knowledge proofs (ZK-SNARKs/STARKs).
  • Experience with audited DeFi protocols.
  • Familiarity with L2 rollups, bridges, and advanced blockchain scaling techniques.
  • Exposure to NFTs, DeFi mechanics, and modern blockchain infrastructure.

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