Blockchain Engineer m/f/d in Hamburg, Germany

  • Qubit9 GmbH
  • Hamburg, Germany
  • Dec 23, 2021
Full time Blockchain Engineering - Backend

Job Description

Decentralized technologies will be the disruptive force - Come reinvent the internet with Qubit9! As a team of serial entrepreneurs, our aim is to build a decentralized data cloud powered by blockchain technology. Together, our ambition is to become the next big thing in blockchain and in the cloud. 

The founding team of Qubit9 had tremendous success in business in the past. Kai & Christian Wawrzinek were the original founders of Goodgame Studios, scaling the company from zero to public listing at NASDAQ and beyond. Christian Kaul is a serial entrepreneur who previously worked for Airbnb, Groupon, and Goodgame Studios. Together we think even bigger - we want to build a disruptive European technology champion - a counterweight to Amazon AWS, Microsoft Azure, or AlibabaCloud.

As a Blockchain Engineer m/f/d located in Hamburg, Germany you help build a blockchain from scratch.

Your Tasks:

  • Participating in the design and delivery of blockchain solutions
  • Delivering high performance and high-security code in blockchain-specific tech languages
  • Enhancing the technical knowledge and performance of your engineering team
  • Mentoring your colleagues and leading by example


  • Experience of large technological challenges
  • Passion and experience in leading, mentoring, and guiding a group of engineers
  • Senior-level React/Redux (or another front-end library) development experience
  • Familiarity with databases and full-stack frameworks (NodeJS/Express, CSS, HTML, Typescript)
  • Experience with Blockchain specific frameworks and languages
  • Experience with the latest BackEnd technologies
  • Hands-on attitude, top coding skills
  • Feeling home in an agile working environment
  • Ability & willingness to learn new coding skills as needed
  • You are able to succinctly & clearly communicate your ideas
  • You stay up to date with the latest releases & best practices
  • You have excellent written and verbal communication skills

Next Steps:

  1. Please submit your LinkedIn Profile or CV together with the application form
  2. After checking your application, we invite candidates fitting our requirements to a first screening during which we will also tell you about us.
  3. We will then initiate further interviews to get a better picture of you and your skills while striving for a fast and lean process.
  4. Very soon you might get an offer call, a written offer letter, and one signature later you join the team.