Responsibilities
- Lead and expand the offline evaluation framework across products, including test datasets for capabilities and regressions, judging mechanisms, and performance metrics
- Develop and manage real-time quality monitoring dashboards tracking resolution rates, customer satisfaction, user feedback signals, LLM-based evaluations, error rates, and response latency
- Analyze live traffic to identify failure patterns, convert them into testable regression cases, and collaborate with Product and subject matter experts to implement solutions
- Improve evaluation methodologies by addressing judge consistency and handling non-deterministic model behaviors
- Transform analytical findings into strategic decisions through regular syncs, emphasizing clear trade-offs and purpose-driven reporting
Requirements
- Proficiency in Python and SQL with the ability to independently conduct full-cycle data analysis
- Strong grasp of statistical principles including sampling, hypothesis testing, variance, and interpreting noisy metrics
- Problem-first thinking approach, starting with business objectives rather than tools or techniques
- Minimum of three years of experience as an analyst or data scientist, with at least one year focused on product analytics
Nice to Have
- Background in quality measurement for machine learning systems such as ranking, recommendation, or classification models
- Practical experience evaluating LLM-powered applications including RAG, agents, tool integration, and automated judging
- Hands-on work building LLM agents, whether through personal projects, prototypes, or experimental setups
Benefits
- Direct influence on product development and decision-making
- Opportunity to work remotely or in a hybrid setup across Europe, with EU-based operations
- Participation in a stock options program
- Strong organizational support and employee care policies
- Access to the Work & Swim program, offering one month in a fully furnished corporate apartment in Cyprus
Work Arrangement
Hybrid — Germany, France, Netherlands, Italy, Spain
Other
- AI-assisted coding is the standard development environment
- Primary coding tool is Claude Code
- Committed to being an equal opportunity employer