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FR
Senior Backend Engineer (Support and AI)
Freenow · Berlin, Germany
About The Role
Join our team as a Senior Backend Engineer, where you will be responsible for building and maintaining robust backend services that power AI-driven support flows. You will work in a multinational, diverse, and collaborative environment, and have the opportunity to shape how we work, grow, and innovate as a team.
- Architect, build, and maintain robust backend services powering AI-driven support flows, from intent routing to automated case resolution.
- Integrate and orchestrate LLMs to power AI-assisted support experiences for drivers and passengers.
- Run testing and evaluations for AI agents, defining test scenarios, using evaluation tooling, and validating agent behaviour manually and at scale.
- Experience with intent testing and evaluation of AI agents using evaluation tools and frameworks
- Owner mentality, you care deeply about quality, continuous improvement and technical mentorship
- You bring creativity and a problem-solving mindset to technical challenges
- You actively use AI tools (e.g. Copilot, Cursor, Claude) as part of your day-to-day development workflow
- You thrive in a self-organized, agile team that values autonomy, open communication, and purpose-driven work
- Experience integrating and working with LLMs (e.g. Gemini, GPT, Claude) in production systems, with familiarity with AI agent concepts, tool use and intent classification
- Strong hands-on backend development experience, with proficiency in Kotlin and Spring
- Experience with distributed systems, event-driven architectures (e.g. Kafka), CI/CD pipelines, and observability tooling (e.g. Grafana, Datadog, Kibana)
- You communicate clearly and confidently in English, both written and spoken
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