Senior Decision Scientist, Trust & Safety

Brief info about Vinted Our mission is to make second-hand the first choice, and we're looking for people who want to help us get there. Every day, we work together to help our members buy and sell pre-loved clothing and lifestyle items, giving each piece a second life – or even a third. The Vinted Group is made up of three business units that support this mission: Vinted Marketplace is Europe’s leading platform for second-hand fashion and a go-to destination for all kinds of pre-loved items, with a growing range of categories. Our platform connects millions of members across 20+ markets, helping great items find a new life. Vinted Go enhances the shipping experience with a vast network of over 500,000 pick-up and drop-off points, partnering with more than 60 carriers across Europe, with added services like item verification for peace of mind on high-value pieces. Vinted Pay is the newest part of the Vinted Group, dedicated to bringing secure, reliable payments to buyers and sellers across Europe. Seamlessly integrated into the Vinted app, it helps keep every transaction safe, efficient, and easy for our members. Founded in 2008 in Lithuania, Vinted began as a way for friends to find new homes for clothes they no longer needed. In 2019, we became Lithuania's first unicorn! Today, our headquarters remain in Vilnius, and we've grown with offices across Europe, supported by a team of over 2,000 people. Information about the position You’ll become part of the Trust’s Detection team, with a mission to protect the Vinted community from harmful activities and content. The Detection team in the Trust domain is engaged in detecting, understanding, and stopping illegal, dangerous or inappropriate content within the Vinted Marketplace. As a Decision Scientist embedded in a product team, you will become part of a cross-functional team and drive quality decisions by bringing actionable insights from data. You will lead hypothesis-driven product experimentation, translating data into actionable insights and product improvements. You will design and evaluate experiments with support from experienced stakeholders, ensuring rigorous validation of results and a clear, measurable impact, while maintaining high standards of data quality and accessibility. As a Decision Scientist at Vinted, you’ll: • Partner with your team and stakeholders to identify strategic opportunities and provide data-driven recommendations and answer critical business questions. • Work alongside other decision scientists to detect and investigate specific fraud patterns. • Test and analyse opportunities to validate their value and understand their business impact, using statistical methods and visualisation tools. • Select, calculate, and monitor your team's key performance indicators, proactively flagging issues, running analyses, and understanding root causes • Enable your team and direct stakeholders to independently leverage data for business insights via self-service dashboards. • Contribute to a data-driven culture by promoting best practices in analytics and decision-making to make data count. About you • Experience in a Decision Science or Data Analytics role (3+ years). • Good analytical thinking and problem-solving skills, with the ability to balance depth of analysis with business impact. • Familiarity with SQL and Python for data analytics. • Experience with BI tools (e.g., Looker, Tableau, Power BI). • Knowledge of statistical methods, such as A/B testing, regression analysis, and other inferential techniques. • Highly results-oriented and comfortable with iterative processes. • Strong communicator who can convincingly present results to both technical and non-technical audiences. • Fluent in English, both written and spoken • Advantage: experience working in the Trust & Safety or Fraud-related area. • Advantage: previous experience working in product teams. Work perks • The opportunity to benefit from our share options programme • 30 days of paid annual leave • Newest MacBook models • Confidential Employee Assistance Program (EAP) for you and your family • Home office support: we provide IT workstation equipment and a personal budget of up to €540 for home workplace furniture • Lunch benefit per your workday • Frequent team-building events • A personal monthly budget for shopping on Vinted • Access to a discounted gym membership plan • Pension Plan with Vinted matching 150% of your chosen contribution • Supplemental Private Health Insurance • Life and Disability insurance • A subsidised Deutschlandticket for your commute to the office by public transport • A dog-friendly office Working at Vinted Workation policy [[DELETE IF NOT RELEVANT]] Better balance holidays with workdays by working remotely! Up to 90 days per year in the EU, of these, 21 days can be spent globally. For non-EU citizens, it's 21 days worldwide. This can be combined with time off for vacation or personal time. Individual learning budget Each year, you’ll be given a learning budget (starting at €3,000), and a total of up to 10 working days over a 2-year period to support your personal and professional development. Hybrid work Our hybrid model, with 2 recommended office days a week, gives you and your team the flexibility to decide if and when you want to work from home, and when to catch up in person. Equal opportunity We welcome applications from everybody, regardless of your background, identity, or life experiences. Job openings come with guides, not checklists. If you’re excited about a role, but don’t identify with every point in the ‘About you’ section, apply anyway – you might still be the perfect match! The annual gross salary range for this position is: €74.000—€100.100 EUR Find more English Speaking Jobs in Germany on Arbeitnow