Responsibilities * You’ll help make data a core part of how we build and improve HappyRobot’s products. * You’ll work closely with Product, Engineering, and Machine Learning teams to measure how changes to our models, agents, and product features affect real-world performance. * You’ll define meaningful metrics, design experiments, and conduct deeper analyses to understand how our agents create value for clients. * Your work will range from evaluating A/B tests and model changes to analyzing millions of conversations and workflows. * You’ll turn complex data into clear insights that influence our product and ML roadmaps. Qualifications * 4+ years of experience in Data Science, Product Analytics, or another highly quantitative product role. * Strong experience with experimental design, A/B testing, statistics, causal inference, and hypothesis-driven analysis.



* Advanced proficiency in SQL and Python. * Experience defining and operationalizing product and feature metrics. * Ability to translate ambiguous product questions into rigorous analyses and actionable recommendations. * Strong product instincts and the ability to distinguish statistical significance from meaningful product or customer impact. * Experience partnering closely with Product, Engineering, or Machine Learning teams. * Strong written and verbal communication skills. * High attention to detail and commitment to analytical accuracy. * Founder mindset: ownership, independence, curiosity, and willingness to go deep.

📌 Data Scientist (Cataluña)
🏢 Jobtailor
📍 Cataluña