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Crypto Developer

eClerx

$130,000 - $150,000
Sep 4, 2025
Remote, US
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eClerx is looking to solve the problem of designing, developing, and maintaining secure and scalable blockchain-based applications and systems for cryptocurrency, leveraging Java and Angular JS.

Requirements

  • Proficiency in Java and related frameworks (e.g., Spring, Microservices)
  • Sound knowledge of Angular JS and JavaScript
  • Strong understanding of blockchain technologies (e.g., Ethereum, Bitcoin, Hyperledger)
  • Experience with cryptographic principles, including hashing, encryption, and digital signatures
  • Familiarity with smart contract development (e.g., Solidity, Web3.js) is a plus
  • Experience in Zerohash products is plus
  • Experience with RESTful APIs and microservices architecture

Responsibilities

  • Develop, test, and deploy blockchain-based applications using Java for cryptocurrency
  • Design and implement secure, scalable, and efficient smart contracts and decentralized applications
  • Integrate crypto solutions with existing systems and APIs
  • Work with cryptographic algorithms, protocols, and libraries to ensure data security
  • Optimize performance of blockchain nodes and transaction processing
  • Maintain and enhance blockchain infrastructure, ensuring reliability and scalability
  • Stay updated on emerging trends and technologies in blockchain and cryptocurrency

Other

  • Experience – Overall experience 8 years
  • Crypto experience – 2-3 years
  • Bachelor’s degree in computer science, Engineering, or a related field (or equivalent experience)
  • Problem-solving skills and ability to work in a fast-paced environment