Blockchain developer

Published on May 15, 2019
- in Job career, Jobs

About the company

Qubiz is a software development company that delivers custom-tailored IT solutions for growing companies – usually from Western Europe. Our solutions range from enterprise software applications and business intelligence solutions to web and mobile applications.Besides development, we also invest heavily in researching new technologies. We’ve started with machine learning, blockchain, AR/MR with Hololens, IoT. Now, we’re looking for someone to join our internal research team.

What will you be working on?

  • Research the latest technologies in DLT space and cryptography
  • Research and develop ways to bring current applications on the blockchain by exploring challenges like time, costs, interoperability, availability, adoption, scalability, security, etc
  • Develop solutions using technologies like machine learning, blockchain, AR/VR, IoT to solve problems

Requirements for this role

  • Experience with the Ethereum ecosystem (Remix, Solidity, Test nets, Smart Contracts, gas, etc) or another blockchain (like Stellar, CosmosHub)
  • Experience with IPFS / IPNS
  • Experience with Truffle, OpenZeppelin, MetaMask, uPort and/or Ganache
  • Experience with cryptographic algorithms (including being able to explain how they work)
  • Understanding of blockchain and how it works
  • Ability to show relevant work (can be either deployed apps / MOOCs)

On a personal level, you’re:

  • Passionate about algorithms and experimentation
  • Able to deal with a high degree of uncertainty (things might not work as expected as they are in the experimental phase)
  • Able to assess and apply researched technologies to a business context (for example, the traveling salesman problem: finding the shortest path between 10 cities while minimizing costs)
  • Team player

It’s a plus if you have

  • Experience with at least a modern Javascript framework: Angular, React
  • Experience with any of Git, Mercurial, TFS
  • Experience with modern IDEs (Visual Studio, Visual Studio Code, IntelliJ IDEA)
  • Experience with cloud-based solutions: Amazon, Azure, Google, Firebase or others
  • A maintained GitHub account (or something similar)


  • Friendly environment, a great team
  • Professional and personal development
  • Varied and challenging projects
  • All the support for a healthy life, sports, and hobbies
  • Fun in & out of office
  • And some money every month
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