7NXT // Senior Marketing Decision Analyst (m/f/d)

Your Impact As our Senior Marketing Decision Analyst (m/f/d), you will partner with Marketing & Product Managers and Heads of Marketing across 7NXT’s multi-brand portfolio (Gymondo, 7Mind and Buddyfit) to drive clarity, challenge assumptions and unlock smarter marketing decisions across all growth channels. This role is not about dashboards or reporting. It's about marketing decision intelligence: helping our teams understand what’s really driving performance, what to do next and where to invest. You’ll go deep into user behavior, experiment design and marketing effectiveness with a strong focus on causal measurement, incrementality and subscription-building insights. Your Mission Decision Intelligence & Strategic Sparring Act as a strategic thought partner in marketing decision-making Translate data into simple, actionable language: turn complexity into clarity Help prioritize investments, guide strategic bets and unlock growth Impact Measurement & Causal Inference Move beyond attribution: measure true incremental impact Design structured experiments (e.g. geo splits, holdouts, uplift tests) and analyze results using robust statistical methods Cross-Brand & Channel Insights Compare what works (and what doesn’t) across brands, markets and campaigns Identify repeatable growth levers and help to decide where budget should be invested Translate insights into actions for CRM, Paid Social, Search, Influencer and new growth channels Experimentation & Behavioral Analysis Model user behavior, funnels, retention loops and conversion flows Own and evolve our experimentation practice (incl. CRO, AB tests) Use behavioral signals to improve creative strategy and campaign timing Communication & Influence Tell stories that matter: explain what’s happening, why and what to do about it Coach marketers to become more data-literate and hypothesis-driven Elevate data quality, methodology and standards across the team Our Tech-Stack Google Analytics, GA4, Google Tag Manager, Rudderstack, Tableau, Looker, Adjust, Braze, BigQuery, Firebase, Airflow, dbt, Databricks, Amplitude Your Story Must-Haves 5–7 years experience in B2C marketing analytics, ideally in high-volume subscription environments Strong foundation in attribution, causal inference, incrementality, A/B testing, and experimental design Proficiency in SQL and analytics workflows (e.g. dbt, BigQuery) Familiar with tools like GA4, Firebase, Rudderstack, Braze, Adjust, Amplitude Clear experience working with paid social, search, CRM and tracking data Excellent communication skills: you translate data into business context with clarity and precision Strategic mindset, curiosity and the confidence to challenge assumptions with evidence Nice-to-Haves Experience with marketing mix modeling (MMM) or other advanced measurement frameworks Familiar with behavioral science Experience with multi-brand or multi-market environments Clear point of view on creative effectiveness and messaging strategies Our Benefits - Just for You Success requires positive energy. That's why we ensure the right conditions are in place - physically, mentally, and within the team: 30 days of vacation per year 2 additional days off: December 24 (Christmas Eve) and December 31 (New Year's Eve) are officially recognized as paid holidays. Hybrid working model (3 days in the office, 2 days working from home) 4 weeks of work from abroad per year A free Urban Sports Club M membership & access to Nilo Health for mental health and personal development Free access to our digital wellbeing products (7Mind & Gymondo) Monthly mobility budget of €30 via Navit Family-friendly benefits: childcare costs & sick days for children The office classics: fruit & vegetable basket, muesli & yogurt (also vegan), drinks & snacks A wide range of opportunities for personal growth and development - including a €1,000 annual training budget Four-legged colleagues are welcome in our pet-friendly office Come as you are We welcome what makes you unique. At 7NXT, Gymondo and 7Mind, we believe in diversity, openness and team spirit. No matter which gender you identify with, whether you have a disability, what your neurotype is, where you come from, what you believe in or how you love - you are welcome here. Don't meet all the criteria? No problem. If you would like to shape the future of health & well-being with us, we look forward to receiving your application. Do you need a more accessible application process or do you have questions about the procedure? Write to us and we'll find a way.Gymondo is a health and fitness app offering short and effective workouts and customized meal plans to users united by the desire to get fit and feel happy.