Data Engineer - Kafka (w/m/d)

We are Billie, the leading provider of Buy Now, Pay Later (BNPL) payment methods for businesses, offering B2B companies innovative digital payment services and modern checkout solutions. We are to create a new standard for business payments and have made it our mission to simplify the purchasing experience for all businesses making it a tool for growth. Our solutions are based on proprietary, machine-learning-supported risk models, fully digitized processes and a highly scalable tech platform. This makes us a deep-tech company building financial products, not the other way around. We love building simple and elegant solutions and we strive for automation and scalability.

About the role:

We’re seeking a talented and passionate Data Engineer to join our dynamic team. You will work on some of our most critical systems that will determine the success of our business, like the ML-powered risk assessment engines and the data infrastructure that enables it.

You will partner closely with cross-functional teams, including data scientists, analysts, and software engineers to design, implement, and maintain the data infrastructure and processes that enable Billie’s data-driven decision-making.

This position offers significant autonomy, allowing you to shape our data engineering strategies and make impactful decisions.

As our new Data Engineer, you will:

• Directly work on user-facing features and strategic initiatives by designing and managing the data infrastructure underpinning our decision systems
• Work with stakeholders across the business to understand Billie’s priorities and make sure we focus on what matters most and what solves actual problems
• Have the freedom to come up with your own solutions and participate in architectural discussions while making sure our systems are aligned to our engineering-wide standards of quality and performance
• Keep our systems reliable and performant by following best practices, not compromising on quality, and continuously developing our suite of monitoring, testing, and alerting systems to proactively identify and address issues
• Ensure that we adhere not just to our internal standards, but are also in compliance with data privacy regulations and industry standards

Who we are looking for:

We’re seeking someone who can confidently say \“yes\“ to these points or strives to get there:

• You are a data engineer or software developer with experience working in both backend systems and data platforms
• You are confident in your favorite programming language, but easily transition to SQL or a different language if required
• If you are faced with a problem statement you enjoy structuring and discussing the problem until you have come up with a solution design
• You are comfortable with deploying your own codebase

It’s great if you have experience with one or more of the following topics:

• Proficient in python or Kotlin (or another JVM-based language like Java or Scala)
• Event-driven systems and streaming frameworks (e.g. Kafka, Flink, Dataflow, Kinesis, etc.)
• Cloud-based analytical data and warehouses (e.g. Snowflake, BigQuery, Redshift, Clickhouse, etc.)
• Management of modern cloud platforms (e.g. AWS, GCP, Terraform, CI/CD)
• Integration of machine learning models into production systems (e.g. Metaflow, Sagemaker, MLflow, Vertex, etc.)
• Data orchestration tools (e.g., Airflow, Dagster)
• Data transformation frameworks (e.g. dbt, SQLMesh, or similar)

What we offer:

• Challenging and impactful work that drives personal and professional growth
• One of the best Virtual Shares Incentive Programs in the market, so that everyone at Billie is invested in our success
• Flexible work hours and trust in your ability to deliver, empowering you to take control of your work-life balance
• A hybrid working approach that allows you to work from home for up to 3 days per week
• Enjoy 30 days vacation per year on top of paid public holidays, sabbatical opportunities, and extra child sickness leave for parents
• Our “Catch a Ride with Billie” program that enables discounted access to Berlin Public Transport (BVG), Deutschland-Ticket, OR JobRad
• A yearly development budget to broaden your skill set and horizons
• Free German group classes
• An English-speaking, multicultural team with more than 40 nationalities represented
• Building meaningful connections with your colleagues through company and team events, interest groups, the Billie run club, game nights, and more, powered by our Formula Fun Team!
• Great office space at Checkpoint Charlie with free gym access, barista coffee, drinks and more

Billie offers you the opportunity to be a part of one of the fastest-growing Fintech startups in Europe following the mission to innovate to create new freedom for businesses of all sizes. Our combined decades of experience in B2B Financing and Payments in a market thirsty for innovation and change make this a fantastic possibility to get into the most dynamic space in tech.

Join an international team of talented, passionate people where drive and merit matter. We work in nimble, cross-functional teams with open communication lines across the company. You’ll be surrounded by smart people from a wide variety of backgrounds from which you can learn and that want to learn from you.

Are you ready to join Billie?

Billie is proud to be an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment in our workplace. By embracing talents and abilities of all kinds, we aim to boost motivation and team creativity. We do not discriminate on the basis of race, religion, national origin, age, marital status, gender, political views, beliefs, sexual orientation, color, disability status, or any other demographic factors.

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