Senior Data Engineer

Job description

We are looking for a motivated Senior Data Engineer with a strong understanding of data engineering and data ops topics to join our cross-functional data engineering team.


In this role, you will: 

  • Build and improve the infrastructure required for performant and scaleable ingestion, transformation and retrieval of terabytes of data from a variety of sources
  • Work with a mix of structured and unstructured data across cloud-based batch- and streaming architectures
  • Create and maintain data tools for business intelligence and data scientist teams which assist them in building and optimizing our product
  • Identify, design and implement internal process improvements: optimizing data delivery, automating manual processes, upscaling of the infrastructure, etc.
  • Be the link between engineering teams and our data infrastructure, which transfers the ownership of data from the individual teams to a cross-team structure

    Job requirements

    We're looking for people with:

    Essential Skills:

    • 2+ years of experience in Python
    • Experience with Apache Spark
    • 2+ years of demonstrable fluency in Terraform 0.26+, use of modules, remote statefiles, multiple providers e.g. AWS/Github/GCP
    • Significant experience using AWS Cloud services and architectures, including: EC2, VPCs, AutoScaling, Load Balancing, EKS, ECS, RDS
    • Exposure and involvement with Big Data/Scaled Out deployments with more than 10+ nodes
    • Experience with deploying applications to containers using Docker, Docker Compose, ECS, EKS or Kubernetes (any platform)
    • Experience with Relational Databases - data modelling, writing, executing and optimising queries in SQL
    • Fluency in using Git

    Good to have:

    • Overall understanding of REST APIs, Authentication, OAuth2 and consuming third party services
    • Exposure to NoSQL technologies, document querying, map reduce
    • Shell scripting, ssh, ability to use linux based command line tools.

      Nice to have:

      • Working knowledge and daily use of Pip, Maven and/or Gradle
      • Knowledge and ability to use OpenAPI and Swagger tools


      Why should you join Sellics? We offer:

      • A talented, growing company and tech/product team
      • A very well-located office in the heart of Berlin Mitte incl. a rooftop terrace with pool
      • Competitive compensation package and defined career paths
      • High level of responsibility and space to develop
      • Flexible office hours
      • Urban Sports Club membership
      • Remote working days
      • Free food and drinks, regular team events
      • Self Improvement Grant funding for external educational pursuits, and additional time off for professional growth
      • Professional coffee-machine, and the best coffee beans Berlin has to offer ;)
      • Visa sponsorship and assistance for non-EU citizens
      • Participation in our all-expenses paid annual company trip
      • A friendly, open, multi-cultural work environment with colleagues from over 35 countries


      About Sellics:

      Sellics is revolutionizing commerce, starting with the world’s biggest online marketplace: Amazon. From starting as a group of friends with targeted business insights and under €2,000 in self-invested startup capital, we’ve transformed into the force we are today: a profitable and funded Scale-Up company providing data-driven and Ai-powered B2B SaaS solutions to help Sellers, Vendors, and Agencies across the world be successful on Amazon.


      The secret to our success is our team, a group of more than 115 highly-engaged, intelligent, dynamic employees from over 35 countries, spread out across our offices in Berlin and New York City. We’re a pack of people who care about each other, the values we live by, and the success story we’re all helping to write. But don’t just take our word for it… here’s what our teammates themselves (and other candidates!) have written about us on Glassdoor. And, check out this video for even more of a sneak peek of life at Sellics!



      Ready to take our company and your career to the next level? We’re looking forward to your application!


      We’re proud of our unique culture and the range of experience and perspectives that make it up. As an equal opportunity employer with a friendly, inclusive, and diverse workplace, we eagerly welcome applications from people with all backgrounds and identities.