Senior Decision Scientist, Supply

<div class="content-intro"><h2><strong>Brief info about Vinted </strong></h2> <p data-renderer-start-pos="1"><span data-sheets-root="1">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. <br>The Vinted Group is made up of three business units that support this mission:<br><br><strong><a href="https://careers.vinted.com/marketplace" target="_blank">Vinted Marketplace</a></strong> 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.<br><br><a href="https://careers.vinted.com/vintedgo" target="_blank"><strong>Vinted Go</strong></a> 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.<br><br><a href="https://careers.vinted.com/vintedpay" target="_blank"><strong>Vinted Pay</strong></a> 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.<br><br>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. </span></p></div><h2><strong>Information about the position </strong></h2> <p>Join Vinted's Category Experience team, where we drive Vinted’s expansion into new categories and the improvement of existing ones. The team focuses on understanding, developing and expanding the structure of our catalog. The team works closely with Product teams across Vilnius and Berlin to ensure that our category tree and navigation tools fulfill the needs of our members and are easy to use. As a Decision Scientist in this team you will drive data-informed decisions to enhance the member experience with catalog.</p> <p>Next to the Category Experience team, you will be a part of the cross-domain Data Science & Analytics (DSA) guild where you will interact and learn from all data people in Vinted.</p> <h2><strong>In this position, you’ll </strong></h2> <ul> <li>Partner with your team and stakeholders to identify strategic opportunities, answer critical business questions, and provide data-driven recommendations that improve category structures, taxonomy design, and member experience.</li> <li>Co-create and support the product experimentation roadmap by defining A/B testing requirements, ensuring appropriate tracking is in place, and analysing test results to validate opportunities, measure business impact, and inform decision-making using statistical methods and visualisation tools.</li> <li>Select, calculate, and monitor key performance indicators and behavioural metrics, proactively flagging issues and uncovering insights through deeper analysis.</li> <li>Collaborate with Taxonomists to enable them to use a data-driven approach to Taxonomy Design and category structure.</li> <li>Support the Ontologies Platform (engineering) team to answer their data analytics questions.</li> </ul> <h2><strong>About you </strong></h2> <ul> <li>Proven experience as a Decision Scientist, Data Analyst, or other role with a strong data component.</li> <li>Experience with designing and running product experiments (A/B testing), knowledge of statistical modelling, probability theory (bonus: experience with causal inference methods).</li> <li>Strong business results orientation with the ability to connect scientific approaches with pragmatic problem-solving.</li> <li>Good analytical thinking and problem-solving skills, with the ability to balance depth of analysis with business impact.</li> <li>Highly results-oriented and comfortable with iterative processes.</li> <li>Strong communicator who can convincingly present results to both technical and non-technical audiences.</li> <li>Proficiency in SQL and Python.</li> <li>Experience with BI tools (e.g., Looker, Tableau, Power BI).</li> <li>Fluent in English, both written and spoken.</li> </ul> <h2><strong>Work perks </strong></h2> <ul> <li>The opportunity to benefit from our share options programme</li> <li>30 days of paid annual leave</li> <li>Newest MacBook models</li> <li>Digital mental and emotional health support and Employee Assistant Program (EAP)</li> <li>Home office support: we provide IT workstation equipment and a personal budget of up to €540 for home workplace furniture</li> <li>Lunch benefit per your workday</li> <li>Frequent team-building events</li> <li>A personal monthly budget for shopping on Vinted</li> <li>Access to a discounted gym membership plan</li> <li>Pension Plan with Vinted matching 150% of your chosen contribution</li> <li>Supplemental Private Health Insurance</li> <li>Life and Disability insurance</li> <li>A subsidised Deutschlandticket for your commute to the office by public transport</li> <li>A dog-friendly office</li> </ul> <h2><strong>Working at Vinted </strong></h2> <p><strong>Workation Policy</strong></p> <p>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.</p> <p><strong>Individual Learning Budget</strong></p> <p>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.</p> <p><strong>Hybrid Work</strong></p> <p>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.</p> <p><strong>Equal Opportunity</strong></p> <p>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!</p><div class="content-pay-transparency"><div class="pay-input"><div class="title">The annual gross salary range for this position is:</div><div class="pay-range"><span>€74.000</span><span class="divider">—</span><span>€100.100 EUR</span></div></div></div>

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