Senior Scala Developer

BidMachine Exchange – a fast-growing global programmatic exchange built for the future of in-app advertising.

BidMachine operates with a strong US foundation and an international presence, with teams across Warsaw, Barcelona, Parkland (FL), and remote experts around the world.

We combine deep AdTech expertise, proprietary technology, and a data-driven mindset to deliver transparency, performance, and efficiency in the mobile advertising ecosystem.

The team is looking for a Senior Scala Developer.

What You’ll Do:

• Design, implement, and maintain highly scalable backend services written in Scala.

• Collaborate closely with engineers, data scientists, and product managers to define requirements and deliver impactful features.

• Contribute to system architecture, performance optimization, and fault tolerance improvements.

• Review code, share best practices, and help raise the technical bar for the team.

• Participate in planning and take a proactive role in shaping the technical roadmap.

What We’re Looking For:

• Solid hands-on experience with Scala, ideally with functional / type-level programming (cats-effect, fs2).

• Proficiency with SQL databases, especially PostgreSQL.

• Understanding of distributed systems, data flow, and high-performance architectures.

• Curiosity, willingness to learn, and openness to feedback — we value engineers who grow together with the team.

Nice to Have:

• Experience with container technologies such as Docker or Kubernetes.

• Familiarity with Kafka or other messaging systems.

• Interest in exploring other languages or stacks (Python, TypeScript, UI/UX tools).

With a powerful product, strong market positioning, and a team that strives for excellence, BidMachine offers a unique opportunity to grow, innovate, and make a tangible impact in the programmatic advertising space.

Build the future of mobile AdTech with us!