(Senior) Data and BI Engineer (m/f/d)

• Together with your team, you will shape the Data & Analytics product area - from vision and prioritization to technology selection.
• You will take ownership of our product’s data infrastructure: you design, build, and operate the data warehouse, pipelines, transformation jobs, and integrations with a strong focus on stability and quality.
• Providing reliable, well‑prepared data for a wide range of use cases will be a core part of your daily work.
• You maintain, evolve and integrate our BI solution and other analytics tools - both internally and into our SaaS product.
• You supply the necessary data for AI features and other analytical product components, and work closely with the analytics and product teams.
• You enjoy contributing to team and process development? Here you’ll have the opportunity to actively shape structures and workflows with your own signature.
• You continuously develop our self‑service analytics landscape, dashboards, and reports - creating a transparent and scalable data basis for the organization.
• You collaborate closely with teams across the entire company to strengthen data‑driven ways of working.

Professional Skills

• A completed degree in (Business) Informatics, Mathematics, Natural Sciences, Data Science, or a comparable qualification.
• At least three years of professional experience in a data or analytics context.
• Strong communication skills in German and English.
• Solid proficiency in Python and SQL; experience with Kotlin, Java, or TypeScript is a plus.
• Strong experience in designing and developing data transformations and data pipelines.
• Expertise in data modeling and data warehouse design.
• Familiarity with data visualization, dashboarding, and reporting.
• Experience with at least one data warehouse technology such as BigQuery, Snowflake, Redshift, or similar.
• Hands‑on experience with at least one BI tool, e.g., Looker, Tableau, Power BI, Metabase, or Superset.
• Experience with modern cloud platforms, ideally GCP (alternatively AWS or Azure).
• Ideally, you’ve worked with analytics and BI in a SaaS or multi‑tenancy environment.
• Basic knowledge of Agentic AI and Machine Learning is a plus.

Working Style & Personal Strengths

• High quality and customer focus: You care about clean code, reliable data, and solutions that meet real user needs.
• Self‑driven & structured: You work independently, take ownership, and tackle challenges proactively.
• Pragmatic & solution‑oriented: You balance technical depth with business value.
• Strong problem solver: Analytical thinker with solid debugging skills and creative approaches to complex challenges.
• Curious & resilient: You stay on top of difficult topics and keep yourself up‑to‑date on technological and methodological developments.

Everything your (nerd) heart desires.
Whether it's hackathons, tech talks, meet-ups, or individual training relevant to your role with us: Together, we will explore which formats and events are most exciting for you!

 
A colorful team: celebrate with us at #nerdherd!
When we succeed, we succeed together. And that's what we celebrate! Whether it's carnival, a new customer deal or ourselves - fun and partying don't come too short. 

 
Onboarding that won't let you down!
Your mentor will accompany you during the first weeks and our video boot camps will leave no questions unanswered. Are you ready? 

 
Flexibility is the key. For both of us!
We care about you. That's why we offer you over 30 days of vacation, trust-based working hours and flexible working. 

 
Treat yourself - even without a canteen.
Free drinks, muesli bar and fruit keep your engine running! On top we also subsidize your lunch package. Psst: There's often cake, too!

 
Mobility is key!
We subsidize your Germany ticket and offer you free parking for your car and bike right in front of the door. Job bike leasing is also on offer!

 
Tools and software? You have a say!
We provide you with a laptop and smartphone. In addition, you will receive a budget at your disposal, which you can use to equip yourself according to your wishes.

 
What is your personal priority?
We give everything for your personal well-being! We subsidize your Urban Sports membership, your health benefits or even your retirement or daycare fees. You decide!

fulfillmenttools is a spin-off of REWE digital, part of the REWE Group, a diversified retail and tourism co-operative group based in Cologne.

fulfillmenttools was founded to enable retailers and brands worldwide to better meet their customers’ fulfillment expectations based on further enhancing the market-leading omnichannel home delivery and click&collect service that was originally developed for the REWE supermarket chain.

With 10 years of order fulfillment experience fulfillmenttools combines tech expertise with retailer DNA. We provide innovative and easy-to-use software that simplifies the complexity of omnichannel fulfillment in retailing. Our Omnichannel Fulfillment System (OFS) digitalizes the entire fulfillment processes – from available-to-promise pre-check-out to receiving and intelligently routing orders based on unified inventory, to picking and packing, to shipping or final handover, including instore returns anywhere. The modular and scalable software architecture empowers retailers and brands of all industries and sizes to quick-start with omnichannel fulfillment and grow their applications as the business expands. Our in-house developers in Germany advance our software solutions in an agile fashion daily.