Backend Blockchain Developer | Team Lead


100 - 150 PLN /hour

Job description


Collaborate with frontend and mobile app developers to create a unified and secure ecosystem.

  • Implement and maintain the backend infrastructure, including smart contracts, for our blockchain-based features.
  • Integrate user identification systems and database management with decentralized identity solutions, ensuring robustness and security.
  • Develop APIs for user management with a focus on security and scalability.
  • Ensure user privacy through data obfuscation and transaction management.
  • Explore integration options with digital currencies and cryptocurrencies.
  • Provide technical leadership and guidance on blockchain-related decisions.



  • Strong experience in backend development with expertise in blockchain technologies.
  • Knowledge of Decentralized Identity (DID) and security best practices.
  • Strong communication skills to convey technical concepts effectively.
  • Familiarity with Node.js, Python, and Rust.
  • Experience with API development and secure authentication mechanisms.


Are You the One?

  • Blockchain guru
  • Teamlead
  • 3+ years of experience
  • Pro-active communicator with at least B2 english


Additional Information:

  • Location: Hybrid (Office - Gliwice) / Fully Remote
  • Allocation: 100%
  • Duration: 3 months for start, aiming for a longer cooperation
  • Compensation: 110/150zł net /h
  • Start Date: ASAP

Updated at: 4/15/24, 11:04 AM