Backend Software Engineer | Convert & Scale

Meet DeepL

DeepL is a global communications platform powered by Language AI. Since 2017, we’ve been on a mission to break down language barriers. Our human-sounding translations and intelligent writing suggestions are designed with enterprise security in mind. Today, they enable over 100,000 businesses to transform communications, reach new markets, and improve productivity. And, empower millions of individuals worldwide to make sense of the world and express their ideas.

Our goal is to become the global leader in Language AI, building products that drive better communication, foster connections, and make a real-life impact. To achieve this, we need talented individuals like you to join our exciting journey. If you're ready to work with a dynamic team and build your career in the fast-moving AI space, DeepL is your next destination.

What sets us apart is our blend of modern technology, competitive benefits, and an open, welcoming work culture that enables our people to thrive. When we share what it's like to work at DeepL, the reactions are overwhelmingly positive. This may be because of our products that have helped countless people worldwide or our shared mission to improve communication for individuals and businesses, bringing cultures closer together.

What we know for sure is this: being part of DeepL means joining a team dedicated to innovation and employee well‑being. Discover what our teams have to say about life at DeepL on Linked In, Instagram and our Blog.

You will be working as part of the Convert & Scale Track (CAST) in DeepL's engineering department, specifically in the fields of Subscription Management and Sales Automation.

CAST's mission is to accelerate DeepL's growth by maximising the number of people that buy DeepL products and by enabling our customers to scale to any size. We are 50 people working on diverse topics ranging from identity and subscription management to customer onboarding and expansion. Currently we are looking to strengthen our team in the area of subscription management, with the goal of improving our sales‑assisted customer acquisition and expansion flows through automation.

• Design, implement and maintain features in our microservices in a hybrid cloud environment.
• Contribute to the implementation of end‑to‑end solutions: design, build and deliver in collaboration with multiple engineering teams.
• Increase the maintainability, reliability, and robustness of our software.
• Continuously improve and automate our development processes.
• Contribute to our backend developer community and share knowledge within and across teams.
• Take total ownership of the work you deliver, from testing and QA to post‑deployment monitoring and incident resolution.
• Participate in our on‑call rotation:
  You’ll ensure the reliability and availability of our services by being available to join the team's shared on‑call rotation as needed.

• Proficiency in a modern programming language with solid experience in backend development. Exposure to or familiarity with our tech stack (C#, .NET Core, Postgre
  
  SQL, Grafana, Kubernetes, Kafka) or similar technologies would be beneficial but is not a strict requirement. What’s more important is your willingness and ability to learn new technologies quickly.
• Experience in building, scaling, and maintaining business‑critical applications
• Solid understanding of algorithmic complexity and common data structures
• Effective and pragmatic; you can weigh between ‘perfect’ and ‘good enough’ depending on priorities and business impact
• The ability to explain complex ideas and designs to developers and stakeholders with a wide variety of experience and backgrounds
• Capacity to balance short‑term deliverables with long‑term product vision, ensuring product evolution aligns with user and business goals
• Understanding of observability, metrics, and managing an application throughout its entire lifecycle
• A user‑centric mindset: deep user empathy, ownership of user data, and eagerness to make a direct impact on the user experience at DeepL
• A continuous learning mindset—openness to trying different…