Senior Data Analyst (f/m/d)

The Business Intelligence (BI) team sits at the heart of this transformation - defining how success is measured, ensuring consistency across metrics, and empowering teams with trusted, self-service data. 

We are now looking for a Senior Data Analyst to shape how Wunderflats understands performance, defines success, and drives growth through clarity, consistency, and insight.

Does this sound like the right next step in your career? We would like to hear from you!

YOUR MISSION

• Develop and refine KPIs connecting marketing spend, operational performance, revenue, and contribution margin.
• Improve consistency and clarity of metric definitions in collaboration with stakeholders.
• Support cross-functional alignment on performance measurement where needed.

• Conduct deep-dive analyses on funnels, ROI, LTV, CAC, retention, and operational efficiency.
• Deliver robust reporting to support budget allocation, spend optimisation, and growth decisions.
• Identify performance drivers and translate findings into clear, actionable business recommendations.
• Create visually compelling reports that clearly communicate where to invest, scale, optimise, or reduce spend.

• Design, build, and maintain high-quality Tableau dashboards.
• Ensure dashboards are reliable, clearly defined, and self-service ready.
• Work closely with Analytics Engineering to validate data transformations and model integrity in BigQuery and dbt.

• Partner closely with Marketing and Operations leads to evaluate initiatives and define measurable success metrics.
• Collaborate with the BI Lead to shape analytics priorities and contribute to roadmap discussions.
• Support junior analysts and working students by sharing best practices and raising analytical standards.
• Contribute to cross-team discussions to ensure data is part of key decision-making processes.

YOUR PROFILE

• 4–6+ years of experience in Data Analytics, BI, or a related field, ideally in a fast-scaling or marketplace environment.
• Strong experience defining and refining KPIs within business domains.
• Advanced SQL proficiency and solid experience with Tableau (or similar BI tools).
• Strong business acumen — understanding how marketing spend, operational performance, and financial outcomes connect.
• Proven experience analysing ROI, LTV, CAC, or contribution margin metrics.
• Comfortable working with BigQuery and familiar with data transformation workflows in dbt.
• Experience with Python for exploratory analysis is a plus.
• Strong communication and data storytelling skills — able to present complex insights clearly and confidently.
• Degree in a quantitative or business discipline such as Economics, Statistics, Mathematics, Engineering, or similar.
• Fluent in English.

OUR PITCH

• #empathyculture: Become part of our international team with a scale-up atmosphere, where you as a person really count and your ideas and work make a real impact.
• #worklifeinbalance: Our working hours are flexible and family-friendly. Your main working hours are spent in the office, but you are also welcome to work from home from time to time.
• #personaldevelopment: We support you in your personal & professional development, e.g. through individual training programs, workshops, or participation in trade fairs and conferences.
• #compensationpackage: Receive an attractive compensation package and a company pension plan with a 20% employer contribution.
• #wunderoffice: Work from our brand new office in Berlin (Hackescher Markt), with ergonomically equipped workstations, detox room, playroom, roof terrace and fruit & drinks on us.
• #welovetohavefun: Celebrate with us at our annual summer or winter party, and regular after-work gatherings, and power up in our office with yoga, table soccer and table tennis.
• #morebenefits: A special discounted membership at Urban Sports Club? Decent discounts at FutureBens? Yearly travel ticket? - here you go! - and even more!