Data Engineer

Brussels, Brussels
Work Type: Full Time

Keyrock is expanding!


Keyrock was founded in 2017 and has quickly grown from 3 to over 50 people today. As an industry recognized liquidity provider and market maker, Keyrock is a leading European creator of algorithmic trading technology in the digital asset space.


With VC backing and a constantly expanding client base, Keyrock is one of Belgium’s fastest-growing fintech companies, offering a service used around the world.



We are looking for:

A Data Engineer to coordinate the growth of our infrastructure, which is based on an exciting and constantly evolving technology stack. It currently includes Node.js, Python, Rust, PostgreSQL (TimescaleDB), Docker, Kubernetes (we do not, however, expect a candidate to be familiar in detail with every single one of these technologies).

Your mission will be to design, implement and maintain our data lake and data pipelines. You’ll be working closely with our Infrastructure team, DevOps and data scientists to make sure all flows of data can be used for analysis, monitoring and real-time processing by the different units of the company. 


Job description


  • Modelling, building and scaling a data infrastructure that powers systems opening millions of orders every day

  • Understand the different algorithms to design storage strategies for retrieving relevant data

  • Participate to the implementation of messaging services 

  • System failure/recovery considerations and recovery plans

Background and experience


  • Experience in relational databases modeling

  • Strong Knowledge of available tools proposed in Amazon Web Services

  • High-load, data-intensive applications

  • DB administration, Postgres. Experience in time-series databases is a plus.

  • Ideally experience in an environment with streaming data

  • Experience working with Continuous Integration systems

  • Experience with Spark and Hadoop is a plus


Competencies and personality


  • Team player

  • Proactive challenger and proposer

That little extra


An interest in Blockchain/DLT and digital assets and background or interest in financial/capital markets are both a plus.

Our recruitment philosophy

We believe the most important aspect of our recruitment process is self-awareness: we are looking for people who have a clear understanding of themselves and what they are looking for in their professional career. That means that we expect to work with people who not only have the right skills, but who have also made the conscious decision to look for a company in our industry and with our characteristics.


Our offer


  • A competitive salary package, including benefits that you choose and manage according to your needs and those of your family (car/bike, meal vouchers, phone and internet subscription, health insurance, 25 days  off, etc.) 

  • Complete autonomy in your time management thanks to flexible working hours and the opportunity to work remotely 

  • The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence who all receive stock options from the first year

  • A ton of fun in a thriving and multicultural environment, with colleagues enjoying regular team building activities 

Keyrock offers you both a career and a large range of benefits that we will gladly discuss in the course of the application process.

As an employer we are committed to build an inclusive, diverse and non-discriminating work environment. We welcome employees of all backgrounds, ethnicities, genders, creed and sexual orientation. We hire, reward and promote entirely based on merit and performance.

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