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About the Role

The Buyer Domain at Vinted focuses on creating a seamless and engaging experience for members searching and purchasing unique, peer-to-peer items. We are seeking Data Scientists to join our Search Relevance and Recommender Relevance teams to build and optimize machine learning models that connect buyers with the perfect items at scale.

Responsibilities

• Build and optimize end-to-end machine learning models for retrieval, ranking, and personalization.
• Partner with platform and software engineers to serve models in production with high throughput and low latency.
• Lead or contribute to design proposals for new modeling approaches, features, and training pipelines.
• Define tracking requirements, perform offline evaluations, and design and analyze online A/B tests.
• Collaborate with Data, Engineering, and Product stakeholders to identify opportunities and translate business problems into ML objectives.
• Share knowledge, participate in peer reviews, and contribute to the growth of the ML Guild and Data Science function.

Requirements

• Hands-on experience designing, training, and deploying machine learning models in a production environment.
• Strong proficiency in Python and SQL.
• Experience with deep learning frameworks and gradient boosting libraries.
• Solid understanding of modern information retrieval, Learning-to-Rank (LTR), semantic search, or sequence-based user preference modeling.
• Comfort working with massive datasets in modern cloud-based data warehouses.
• Strong grasp of statistics, offline evaluation metrics, and online A/B testing methodologies.

Skills

• Python
• SQL
• Deep Learning
• Gradient Boosting
• Information Retrieval
• Learning-to-Rank (LTR)
• Semantic Search
• Sequence-based user preference modeling
• A/B Testing
• Vespa
• Elasticsearch
• Triton

Location

• Vilnius, Lithuania
• Various locations across Europe

Work Type

• Hybrid

Salary/Compensations

• €61.200—€100.100 EUR

Benefits

• Share options programme
• 30 days of paid annual leave
• Newest MacBook models
• Digital mental and emotional health support
• Employee Assistant Program (EAP)
• Home office IT equipment and furniture budget up to €540
• Lunch benefit
• Frequent team-building events
• Personal monthly shopping budget for Vinted
• Discounted gym membership
• Pension Plan with 150% company matching
• Supplemental Private Health Insurance
• Life and Disability insurance
• Subsidised Deutschlandticket
• Workation policy (up to 90 days per year)
• Dog-friendly office
• Individual Learning Budget

About the Company

• Vinted is Europe’s leading platform for second-hand fashion.
• The group includes Vinted Marketplace, Vinted Go, and Vinted Pay.
• Founded in 2008 in Lithuania, the company has grown to over 2,000 employees.

Equal Opportunity

• Vinted is committed to building an inclusive workplace and treats all applicants fairly without regard to race, age, religion, sex, national origin, citizenship, gender identity, sexual orientation, disability, or any other protected characteristic.