Senior Backend Engineer - Support and AI (F/M/D)

About this role

Responsibilities

• 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.
• Ensure AI systems are observable and reliable through monitoring of latency, fallback rates, and output quality.
• Own features end-to-end, from concept through to deployment and performance monitoring, partnering with engineers, product managers, and support teams to deliver meaningful, user-centered solutions.
• Experiment with AI-enhanced tools and features to elevate our products and engineering practices.
• Bring your ideas to life and help shape how we work, grow, and innovate as a team.
• Actively engage in our engineering communities to share insights, mentor other engineers, and contribute to a culture built on transparency, continuous learning, and mutual respect.
• 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).
• 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.
• 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.

Requirements

• You thrive in a self-organized, agile team that values autonomy, open communication, and purpose-driven work.
• 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 communicate clearly and confidently in English, both written and spoken.
• Flexible working arrangements
• LinkedIn Learning
• Sabbatical & special leave policies
• WeRoad partnership
• Birthday, 24th + 31st December off
• Short term EU work policy
• Mobility Credit
• Health Insurance
• Employee assistance program

About FREENOW

Freenow by Lyft empowers smarter mobility decisions, helping people to move freely and cities to thrive. Through our multi-mobility app, we feature broad options for everyone across 9 European markets and over 180 cities. Millions of passengers can access services including taxis, private hire vehicles, carsharing, car rental, e-scooters, e-bikes, e-mopeds, and public transport within a single app. In July 2025 Freenow was acquired by Lyft, a global mobility platform, which connects riders and drivers for billions of rides across North America and Europe. Together, Freenow and Lyft are creating a more caring and connected world, with transportation for everyone. We are a global, diverse, highly motivated, and collaborative team that strives for excellence and likes to have fun. Ready for your next ride?