Blockchain Developer

5 days ago

Gurgaon, Haryana, India SapidBlue Technologies Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Job Title:
Blockchain Developer

Location:
Gurugram

Experience:
3–6 years

Employment Type:
Full-time

About the Role:

We are looking for a highly skilled
Blockchain Developer
with deep expertise in blockchain infrastructure, cryptographic systems, and distributed ledger technologies. The ideal candidate should have hands-on experience with
Hyperledger Fabric
, smart contract security, and

programming.

Key Responsibilities:

  • Design, develop, and maintain blockchain-based applications and smart contracts.
  • Work with
    Hyperledger Fabric internals
    , including crypto material, MSP, peers, orderers, CA, and chaincode lifecycle.
  • Develop and audit smart contracts, ensuring code security using tools such as
    Slither, Mythril, Echidna, and Foundry
    .
  • Implement and manage cryptographic best practices, including
    TLS, certificate validation, and key management
    .
  • Parse, analyze, and optimize
    YAML/JSON-based blockchain configurations
    .
  • Collaborate with DevOps teams to integrate blockchain components with
    AWS, Docker, Linux CLI, and CI/CD pipelines
    .
  • Contribute to
    security automation
    , configuration scanning, and protocol-level hardening initiatives.
  • Troubleshoot and optimize blockchain network performance, ensuring reliability and scalability.

Required Skills & Qualifications:

  • Strong coding skills in
    Golang (preferred)
    or

    .
  • Proven hands-on experience with
    Hyperledger Fabric
    architecture and deployment.
  • Familiarity with
    EVM-based smart contracts
    and related security frameworks.
  • Solid understanding of
    cryptography
    ,
    key management
    , and
    TLS protocols
    .
  • Experience with
    AWS DevOps
    ,
    Docker
    ,
    Linux CLI
    , and
    automation scripting
    .
  • Strong analytical and problem-solving skills.
  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

Preferred:

  • Experience in
    blockchain protocol development
    or
    security research
    .
  • Contributions to open-source blockchain projects

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