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Senior Blockchain Developer

E-Solutions

 

Warsaw, Poland

Posted On: 3 days ago
Experience: 5+ years
Availability: Onsite
Openings: 2
Category: Senior Blockchain Developer
Tenure: No Preference/Any
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Description

You will build and maintain scalable distributed systems and blockchain-based applications, owning the full software development lifecycle.

This role is hybrid.

Responsibilities

  • Design and maintain distributed ledgers using Bitcoin, Ethereum, or Hyperledger.
  • Build scalable, high-availability distributed systems including orchestration layers and APIs.
  • Develop De-Fi applications and implement security protocols and private key custody.
  • Manage CI/CD pipelines, unit-testing, and performance testing.
  • Integrate third-party services and implement monitoring and alerting systems.

Required Skills

  • 5+ years of backend programming experience.
  • Proficiency in Java, JavaScript, and Node.js.
  • Hands-on experience with CI/CD pipelines and version control.
  • Experience with both public and permissioned blockchain technologies.
  • Knowledge of distributed ledgers including Bitcoin, Ethereum, and Hyperledger.
  • Experience with payment processing flows and financial services compliance.
  • Ability to design high-performing APIs and orchestration layers.

Preferred Skills

  • Full-stack software development experience.

Education

Any Graduate

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