Senior Blockchain developer ( M/W/D)

We are looking for Blockchain Engineers with experience in the Hyperledger family, especially Fabrik and its functions in the food supply chain. The position can be offered full-time, part-time and co

We are looking for Blockchain Engineers with experience in the Hyperledger family, especially Fabrik and its functions in the food supply chain. The position can be offered full-time, part-time and contractual based.

At Tracifier, we offer the food supply chain traceability solution powered by blockchain and NFTs. The role comes with lots of opportunities to take ownership and responsibility. You will join our diverse projects to work on blockchain enhancements, supporting processes and smart contracts. Therefore, deep knowledge and command of the latest blockchain technologies in business and cryptographic techniques is required.

What you will be doing:

  • Together with the team, you will be involved in the complete product development life cycle from conception to launch.
  • Implement smart contracts where all business logic is running on-chain:
  • Contract for certification and verification of documents and moving backend logic away from API implementation
  • Contract for the track & trace of physical objects as digital identities
  • Implement private data collections to store commercial sensitive information and GDPR data.
  • Provide assistance to full stack developers with integrating with the Oracle REST API for integration with smart contracts.
  • Integrate with blockchain smart contracts using REST SDK, Object Storage for saving documents, generating and reading custom PDF documents.
  • Design core, backend software components, and code primarily using Go or JavaScript, and Node.js that support a blockchain and its ecosystem of systems.
  • Provides senior-level system analysis, design, development, and implementation of applications and databases. Integrates third-party products.


  • 3+ years of professional experience in software development.
  • Experience with Smart Contracts, Hyperledger and/or Web3 is essential.
  • You have experience in how to handle a blockchain stack:
  • Smart Contract development for Hyperledger Fabric.
  • Setup and configuration of Hyperledger Fabric network / nodes.
  • Code development using Go or JavaScript, and Node.js.
  • Preferable experience with Oracle Blockchain Platform.
  • Preferable experience with private data collections.
  • Preferable experience with multi-member implementation.
  • Strong experience in API Design & Integration of 3rd party systems.
  • You have experience with the Internet Of Things development.
  • You bring a software engineering background and an entrepreneurial mindset.
  • Experience with creating non-fungible tokens is a plus.
  • You have a strong enthusiasm for the decentralised world of blockchains in supply chains (Hyperledger Fabric, NFTs).
  • Project management skills are a necessity.
  • Experience with system architecture or leading a software team is a strong advantage.

Other Skills:

  • Familiarity with Agile Methodology.
  • Experience in a fast paced and agile organisation.
  • Self-motivated and able to manage time and tasks effectively with minimal supervision.
  • You are familiar with market research and introducing new functions to the project.
  • Proficient in English (written and spoken)- German skills is a plus.

What working at Tracifier is all about:

At Tracifier, we encourage a growth mindset and support the success of our employee’s with teamwork and continuous training to further your career, your skills, and your personality. We regularly exchange ideas, give each other feedback, and learn from one another. From this, you’ll gather that we communicate openly with each other, assess ourselves honestly and love working in diverse, cross-functional teams to achieve impressive results together.

Added to this is an attractive benefits package and a shared passion to give our best every day.

  • Flexible working models
  • Profit sharing
  • Familiy-friendly working schedule
  • Health & Wellbeing initiatives
  • Self-management & the opportunity to take over responsibility and grow through new challenges
  • Unique social & team building events

We are all learning all the time:

Do you feel that you do not yet meet all the requirements? We would like to know more about you, your ambitions and your ideas and look forward to receiving your application!

Contact us to learn more about our projects and use cases: .

Job Types: Full-time, Part-time, Contract
Contract length: 12 months
Part-time hours: 40 per week


  • full stack development: 2 years (Preferred)
  • Hyperledger: 1 year (Preferred)
  • Team management: 1 year (Preferred)


  • English, (Preferred)

Application Deadline: 31/08/2022

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