Blockchain Developer


OpenCrowd is a design and technology services firm that builds innovative products for large enterprises and early stage startups. Our custom solutions range from blockchain solutions to Search and Analytics-based solutions. Our team has solid experience in several blockchain platforms and experience in building crypto currencies, tokens, crypto wallets, payments, securities lending, and collateral management systems. Most recently, OpenCrowd has partnered with Swirlds to build a distributed ledger platform.

We are looking for blockchain architects & developers to develop new prototypes, pilots, and production applications using the latest blockchain technologies like Ethereum , Corda (R3) & Hyperledger.


  • Design and implement decentralized applications and protocols
  • Rapidly develop enterprise software applications and platforms using blockchain technologies
  • Provide technical leadership on blockchain technologies and work across peer groups to develop blockchain solutions for the business


  • A degree in Computer Science / Mathematics or equivalent work experience in a field utilizing the same subject matter
  • Experience developing traditional distributed systems
  • Have practical experience developing on blockchain platforms such as Ethereum, Hyperledger, or Corda
  • Experience with encryption algorithms, key management, and cryptographic principles
  • Solid experience developing with Java, Python, or GoLang. Experience with RDBMS a plus
  • Understanding of the cryptographic principles underpinning blockchain technologies
  • Have a collaborative mind set and enjoy sharing blockchain knowledge with other developers
  • Experience designing and writing smart contracts with Kotlin or Solidity a plus
  • Experience with off-chain frameworks a plus
  • Exceptional communication skills and experience of working with design thinking techniques in iterative sprints are advantageous to this role 
This job description is for informational purposes, to describe the primary duties, skills and abilities necessary to meet the requirements of this position. This description is not intended to be an exhaustive list of all requirements or essential functions; it is subject to change at any time. 
OpenCrowd is an equal opportunity employer.

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