Backend Software Engineer | Customisation

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.

DeepL has millions of passionate users around the globe, including a growing number of Enterprise teams that depend on workflows that allow for consistent and compliant communication. Our Customization team’s mission is to deliver the features these teams need, ensuring smoother, faster processes and reducing the need for multiple external tools. By offering intuitive customization features that both enable formatting and styling communication, and enforcing guidelines for compliance, we drive habit-formation and retention, making DeepL the go-to platform for all content refinement tasks.

In this role, you will partner with product managers, designers, researchers and fellow engineers to design and maintain the backend services powering our customization features. As a Senior Backend Engineer, your expertise in building scalable systems using modern technologies (such as C# and .NET Core) will be instrumental in enabling these features horizontally across our products - Translate, Voice and APs.

Your contributions will help shape the technical architecture underpinning customization workflows, ensuring enterprise users can efficiently deliver high-quality content. By continuously improving these core services, you’ll play a key part in establishing DeepL as an essential component of team-based content creation worldwide.

• 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, gRPC) 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 and maintaining business-critical applications.
• Solid understanding of algorithmic complexity and common data structures.
• Effective and pragmatic: you can…