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Rover.com

Senior Experimentation Analyst

Rover.com

Senior Experimentation Analyst driving marketing effectiveness through A/B tests at Rover in Barcelona. Connects insights across data to improve pet care service marketing.

Posted 6/8/2026full-timeBarcelona • 🇪🇸 SpainSenior💰 €47,124 - €60,319 per yearWebsite

Tech Stack

Tools & technologies
PythonSQL

About the role

Key responsibilities & impact
  • Own experiments end-to-end. From scoping the hypothesis and picking the right measurement, to running the analysis, to writing up and socializing the result — including harder cross-channel and retargeting tests where the measurement isn't obvious.
  • Advance our measurement framework. Lead incrementality work, stratified holdouts, and attribution-calibration refinement, and help figure out what comes next when our holdout strategy hits its limits.
  • Scale how we test. Raise the bar on experimental design, sample-size rigor, and our testing cadence across marketing functions.
  • Write SQL against large event-based datasets and pressure-test analytical approaches across the team.
  • Root-cause the metrics, connecting experiment results to demand- and supply-side dynamics in a two-sided marketplace, and bring a clear narrative to decision-makers.

Requirements

What you’ll need
  • 3+ years using data to drive business impact, including partnering cross-functionally to act on findings.
  • Strong SQL, including complex queries on large datasets and reviewing others' code.
  • Solid statistical grounding with Python or R — hypothesis testing, regression, sample size — and a feel for the trade-offs between measurement approaches.
  • Proven experience owning A/B testing end-to-end: design, sample size, analysis, and write-up.
  • Genuine curiosity about measurement problems and comfort sitting with ambiguity while you work them out.
  • A clear communicator who makes complex analysis land with technical and non-technical audiences.

Benefits

Comp & perks
  • Long-term incentive plan with a company performance-based cash payout
  • Pension plan
  • Private medical insurance
  • 25 days PTO
  • Meal allowance and flexible compensation plan (transport and nursery)
  • Gym membership
  • €450 to cover the costs associated with the adoption of a pet
  • Annual €150 wellness reimbursement
  • Flexible work hours, sometimes you'll need to be in at certain times, but on the whole, we're pretty flexible when it comes to managing workload and time
  • Grab snacks, fresh fruit, in our kitchen to keep yourself going
  • Regular team activities, events, game nights, and more
  • Dog-friendly office

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
SQLPythonRA/B testinghypothesis testingregressionsample size analysisincrementality workattribution-calibrationexperimental design
Soft Skills
curiositycommunicationcross-functional collaborationproblem-solvinganalytical thinkingnarrative buildingcomfort with ambiguitydecision-makingleadershiporganizational skills