We are looking for a Lead Data Analyst, someone who is strong on in defining what healthy looks like, challenging investment decisions with data and setting the standard. Your

responsibilities:
* Elevate the bar for the team, set methodology standards, challenge analytical approaches, and mentor analysts on quality, rigor.
* Own the A/B test framework end to end: design, evaluation methodology, and standards for how results are interpreted and acted on
* Translate business questions into data model requirements and coordinate with the Data Core team to build the layers that power analytical work across the game
* Proactively surface insights for the product team, not just answering questions, but identifying what questions should be asked
* Set and own the standards for how analytical findings reach designers, PMs, and Live Ops: format, cadence, and whether it actually influenced decisions What we are looking for:
* Experience in mobile gaming analytics, worked on live games across the full release cycle,



with direct experience in retention and monetization mechanics influencing outcomes
* Strong statistical foundations: designed and evaluated A/B tests end to end, and knows what to do when conditions aren't clean
* Track record of building KPI frameworks from first principles, defining what matters for the specific game and context rather than defaulting to industry convention
* Evidence-first: forms strong positions from data, defends them under pressure, but stays open to changing course when the evidence calls for it, the goal is to be correct, not just right.
* Able to translate complex data into clear, actionable insights for both technical and non-technical audiences
* Expert proficiency in SQL and either R or Python for data exploration and analysis
* High autonomy, low maintenance: figures things out quickly, meticulous about what matters, moves with pragmatism and proactivity Based Paris or Barcelona along with a hybrid working model #J-18808-Ljbffr

📌 Lead Data Analyst (Cataluña)
🏢 Ersilia
📍 Cataluña