Estonia
Remote
Mid Level
Full Time
AIData ScientistProduct Data ScientistMachine LearningPythonSQLStatisticsRemoteHybridStock Options
Requirements
- •Proficient in Python and SQL with ability to build end-to-end analysis
- •Solid foundation in statistics including sampling, hypothesis testing, variance, and understanding noisy metrics
- •Analytical mindset starting from business questions rather than tools
- •3+ years in analyst or data scientist roles with at least one year in a product context
What You'll Do
- •Own and extend offline eval suite across products including datasets, judges, and metrics
- •Build and maintain online quality dashboards such as resolution rate, CSAT, thumbs up/down, LLM-as-judge signals, error rate, latency
- •Close the production feedback loop by mining failure patterns from real traffic and turning them into regression cases
- •Propose fixes to Product and domain experts
- •Harden methodology including judge stability and non-determinism handling
- •Translate numbers into decisions through weekly syncs and clear trade-offs
Nice to Have
- •Experience in quality analytics for ML systems such as ranking, recommendations, classification
- •Hands-on experience evaluating LLM applications including RAG, agents, tool use, judges
- •Experience building LLM agents through side projects, toy builds, or personal experiments
Benefits
- •Make a genuine impact on the product
- •Opportunities for continuous personal and professional development
- •Flexibility to travel and work remotely or in a hybrid model across Europe
- •Stock options program available to all team members
- •Supportive, modern, friendly, and eco-conscious corporate culture
- •Work & Swim program with one month stay in a corporate apartment in Cyprus
