Backend Engineer - Internship (6 months)

• Ship real features: You'll build and release features such as card authorization, transfers, onboarding or our payment gateway.
• Join the team from day one: You'll take part in the dailies and the team's regular processes like any other engineer.
• Learn from a dedicated mentor: A senior backend engineer will coach you through weekly one-on-ones and continuous feedback.
• Read, write and review production code: You'll work in Go and Ruby, using AI tools (Cursor, Claude Code, Copilot…) to learn and build faster.
• Shape what you build: You'll join product discussions with Tech, Product and Design and help influence the direction of your features.

• Curiosity: You're eager to learn and comfortable navigating complexity.
• Openness to feedback: You take feedback well and use it to grow quickly.
• Coding basics: You know the basics of coding in any language and of SQL.
• AI-native workflow: You already use AI to build, debug and learn faster.
• English: You're comfortable working in English.

• A senior mentor: You get one-on-one time every week with an experienced engineer.
• Direct access to your manager: You have a manager you can go to throughout your internship, beyond your mentor.
• An AI-first environment: AI is part of how the whole team builds, from day one.
• Onboarding: A dedicated learning program, documentation, pair programming and your mentor will get you up to speed quickly.

• We value upfront technical design, team reviews, and smart slicing — quality drives the velocity our customers need.
• Our org assigns one team lead per project across stacks, giving your team a clear mission and full autonomy on how it operates.
• Our lean toolbox, Kaizen and PDCA, lets you monitor and drive continuous improvement collaboratively with your peers and manager.

Find Jobs in Germany on Arbeitnow