About the role

  • CRO Analyst optimizing customer experience for Decathlon’s digital assets including e-commerce and app. Lead continuous improvement through data analysis and testing strategies.

Responsibilities

  • Conduct in-depth analyses of **quantitative** data (Google Analytics, Firebase, Amplitude) and **qualitative** data (Session Recording, Heatmaps, Surveys) to identify bottlenecks and optimization opportunities in the conversion funnel.
  • Create, manage and prioritize the *roadmap* of tests (A/B and MVT) using impact/effort frameworks (e.g., PIE/ICE), ensuring experiments are aligned with business and product objectives.
  • Write detailed test documentation, including variants, success metrics and segmentation criteria, and ensure technical implementation on experimentation platforms (Optimizely, VWO, etc.).
  • Perform **rigorous QA** of tests across devices and browsers before and during execution to ensure data integrity and validity.
  • Monitor test performance daily to identify deviations, technical issues or unexpected impacts.
  • Conduct **statistical analysis** of test results (significance, confidence intervals), determining whether hypotheses are validated or invalidated.
  • Create clear, concise reports and presentations, communicating *learnings* and *actionable insights* to Product Managers, Designers, Leadership and other *stakeholders*.
  • Recommend rollout of winning tests to the development team or iterate with new tests, ensuring knowledge gained is applied for continuous product improvement.
  • Collaborate closely with UX/UI teams to optimize *wireframes* and *designs* based on data, and with Development teams to launch new features.
  • Serve as the team's CRO specialist, promoting a **culture of experimentation** and staying up to date on market trends and new tools.

Requirements

  • Intermediate English.
  • Experience running Conversion Rate Optimization (CRO) programs and A/B/MVT testing on high-traffic digital platforms (e-commerce, SaaS, or mobile apps).
  • Proficiency with tools such as Google Analytics 4 (GA4) and Amplitude for funnel analysis, audience segmentation and drop-off identification.
  • Familiarity with enterprise-level A/B testing platforms (e.g., Optimizely, VWO, AB Tasty, Google Optimize, Amplitude, Statsig). Knowledge of Client-Side and Server-Side testing and progressive rollout strategies.
  • Ability to use tools like Hotjar, Clarity or similar (Session Recording, Heatmaps, Surveys) to complement quantitative analysis and understand user behavior.
  • Understanding of statistical principles (significance, confidence intervals, sample size) applied to A/B testing to ensure result validity.
  • Nice to have:
  • • SQL knowledge: ability to query and manipulate large datasets (Big Data) for deeper analysis.
  • • Basic technical knowledge: familiarity with HTML, CSS and JavaScript to perform QA of tests and implement small front-end adjustments directly in experimentation tools.
  • • Certifications: certifications in Google Analytics, CRO or experimentation platforms.
  • • Agile experience: familiarity with agile frameworks (Scrum, Kanban) and backlog management tools (Jira, Trello).
  • • UX/UI: understanding of User Experience and User Interface principles to support hypothesis generation for tests.

Benefits

  • 💰DecaPack: monthly compensation, transportation allowance, meal or food allowance, health and dental insurance, Dra. Decah (nutritional and sports coaching, telepsychology and telemedicine), life insurance, pharmacy assistance (Epharma), monthly rewards, and profit-sharing.
  • 💻 Hybrid work: three days of remote work per week.
  • 👶 Parents and future athletes: extended maternity leave up to 180 days and extended paternity leave up to 20 days.
  • 💙 Passion for sports: sports allowance (Gympass or Total Pass) and 30% discount on Decathlon-owned brand products.
  • ⏳ For your future: equity participation and private pension plan.
  • 🎓 Corporate university for training and development of our athletes.

Job title

Senior CRO Analyst

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

No Education Requirement

Location requirements

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