Data Warehouse Developer

SumUp. A better way to get paid.

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At SumUp, we are driven to empower small businesses across the globe by de-hassling their lives and helping them to succeed. Our vision as a global FinTech company is to build the first-ever global card acceptance brand, and we are well on our way as small businesses in over 31 countries around the world rely on SumUp to get paid. To get there, we are putting together an awesome team that is committed to one another and to our merchants. You could be our missing link! Help us bring card acceptance to the masses!

Our boldness, startup mindset, empathy and love for product foster a creative environment for our employees. We value an entrepreneurial spirit and seek to build lasting relationships among our employees. We know that a diverse and inclusive workforce keeps us competitive and provides opportunities for all. We believe that together we can help small businesses grow.

Sumup is looking for a Data Warehouse Developer with strong analytical skills, able to optimize and scale our data warehouse while working closely with our business development team. If you have skills in digging through data sources to see what's really there, good communication skills and you are a trouble-shooter, we want you!

What you’ll be doing in this position

  • Design, develop, and maintain data warehouse and analytics architecture to meet business analysis and reporting needs
  • Develop, test, improve and maintain ETL jobs and data flow scripts to fill data warehouse from production databases, cloud platforms and various external data sources
  • Build fast and scalable data pipelines between databases, data warehouse and cloud platforms​
  • Evaluate, benchmark and improve the scalability, robustness, efficiency and performance of big data platform, data pipelines and applications​
  • Design and develop data marts
  • Manage data quality
  • Optimize and scale data warehouse and data processing infrastructure
  • Contribute to development of data analytical and self-learning applications

Main requirements

  • 3-5+ years of relevant experience
  • Consistent track record of designing and implementing scalable, performant data pipelines, data services, and data products
  • Experience in building high quality software. Very good skills in Python. Scala or R preferred
  • Very good understanding of RDBMS (preferably Postgres)
  • Experience using big data technologies (Redshift, Hadoop, Spark, Dask etc.)
  • Experience of development data pipelines using Airflow, Kafka, Spark streaming
  • Experience with production deployment using Docker, Kubernetes, Ansible
  • Experience with cloud computing platforms
  • Excellent communication skills

Nice to have

  • Experience in development data science and machine learning applications


  • Budget for attending conferences and advancing your career. We encourage you to speak at conferences and give talks!
  • SumUp Corporate Pension Scheme
  • German classes
  • Yoga classes
  • Weekly Lunch and Learn session, where the local engineering team exchanges ideas over company-sponsored lunch
  • Semi-annual off-sites, where the tech teams from Berlin, Sofia, and São Paulo gather together. In the past we've gone to Bulgaria and Greece and a castle in the German countryside
  • We have a close, welcoming and international community. We get together regularly for brunches, cocktail nights, football, office parties, German classes, and yoga
  • All the startup swag you expect: kicker table, unlimited coffee, and a shiny MacBook Pro

Apply now

Sign up to apply

Or sign up to refer and earn a reward of €300