Senior Data Scientist - Hybrid - Barcelona

About the clientOur client is a fast-growing technology company operating in the digital marketplace space, with international offices and a diverse team of professionals.They are recognized for building user-friendly platforms that connect people worldwide and for fostering a collaborative, data-driven culture.Their mission is to deliver innovative solutions that enhance customer experiences while empowering their community of users and partners.About the roleWe are seeking a Senior Data Scientist to join the analytics and data science team in Barcelona.This role is ideal for professionals with strong technical expertise and leadership abilities, who enjoy mentoring, driving complex projects, and applying advanced machine learning techniques to solve real business problems.The position focuses on improving search, recommendations, and retention strategies in a dynamic, fast-paced environment.This is a hybrid role, requiring two days per week onsite in the Barcelona office.Role Highlights:Position:Senior Data Scientist - Hybrid - BarcelonaType of work:Hybrid from BarcelonaWork from office requirements:2 days per week from the office; 100% remote option is NOT possibleType of contract:Full-time employment contractContract location:SpainType of company:A fast-growing tech company connecting users with trusted providers worldwide - making everyday care easier, safer, and more accessible while creating a meaningful impact in millions of livesYears of experience required:4+ years of experienceMust-have tech skills:SQL, Python, common data science libraries, data visualization, and a foundation in statistics and machine learningIndustry:On-Demand Consumer Services/ Gig Economy TechRelocation support:Relocation support for EU expatsBonuses, perks, benefits:Competitive compensation package with performance-based incentives, permanent contract with a pension plan, meal tickets, private health insurance, generous PTO allowance, flexible work hours + relocation assistance if needed, life insurance, wellness/gym membership optionsReasons why it is a great place to work?It is a mission-driven, fast-growing tech company that makes a real impact worldwide.It offers a diverse, collaborative culture with strong leadership, flexible work options, relocation support, and competitive benefits.Employees enjoy access to cutting-edge technology, continuous learning, and a focus on well-being, recognition, and social responsibilityWork permit requirements:Only candidates with a valid work permit for any European Union (EU) country will be considered for this roleTech stackSQLPython (scikit-learn, xgboost, numpy, scipy, pandas)Data visualization tools (e.g., Tableau, Mode, Matplotlib, ggplot)Big data technologies (e.g., Spark, AWS, Redshift)What will you doPartner with product, marketing, and operations teams to identify opportunities to optimize user matching and increase customer retentionBuild and refine predictive models and machine learning algorithms for search and recommendationsEnhance ranking systems by incorporating contextual features such as location, past user behavior, and performance metricsPerform deep data analyses to uncover marketplace insights and provide strategic recommendationsDesign and maintain scalable data pipelines that support experimentation, monitoring, and decision-makingApply statistical analysis to measure impact, forecast trends, and establish causal relationships when A/B testing is not feasibleImplement best practices for deploying and monitoring machine learning models in productionIdeally you bringAt least 4 years of professional experience as a Data Scientist in a business environmentA degree in a quantitative field (advanced degree preferred)Solid foundation in probability, hypothesis testing, and experimental designStrong expertise in machine learning techniques such as ensemble models, NLP, optimization, clustering, or deep learningPrevious experience in personalization, recommendations, or two-sided marketplaces is highly valuedExcellent SQL and Python skills, along with experience in data visualization and big data technologiesStrong communication abilities, with a talent for translating complex analyses into actionable insights for non-technical stakeholdersA collaborative mindset and a proactive, self-driven work styleHow this role will benefit your professional careerThis position offers the opportunity to work in an international and innovative environment where data science is central to product development and business growth.You will collaborate with multidisciplinary teams, lead impactful projects, and gain experience in building large-scale models that directly influence user experience.Beyond technical growth, the role provides exposure to leadership responsibilities, career advancement opportunities, and the chance to make a measurable impact in a global digital marketplace.Sounds like you or would like to get more information?APPLY NOW by filling in the form below or by sending us your CV directly with a subject “Senior Data Scientist - Hybrid - Barcelona” at .APPLY NOWDisclaimer:We are an equal opportunity employer dedicated to cultivating a diverse and inclusive work environment.We invite and encourage applications from individuals of all backgrounds, irrespective of race, gender, gender identity, religion, marital status, sexual orientation, health conditions, age, or any other personal characteristics.xcskxljLa información a continuación detalla los requisitos del puesto, la experiencia esperada del candidato y las cualificaciones correspondientes.#J-*****-LjbffrHay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.

Years of experience required:4+ years of experience Must-have tech skills:SQL, Python, common data science libraries, data visualization, and a foundation in statistics and machine learning, Ideally you bringAt least 4 years of professional experience as a Data Scientist in a business environment A degree in a quantitative field (advanced degree preferred) Solid foundation in probability, hypothesis testing, and experimental design Strong expertise in machine learning techniques such as ensemble models, NLP, optimization, clustering, or deep learning Previous experience in personalization, recommendations, or two-sided marketplaces is highly valued Excellent SQL and Python skills, along with experience in data visualization and big data technologies Strong communication abilities, with a talent for translating complex analyses into actionable insights for non-technical stakeholders A collaborative mindset and a proactive, self-driven work style How this role will benefit your professional careerThis position offers the opportunity to work in an international and innovative environment where data science is central to product development and business growth. You will collaborate with multidisciplinary teams, lead impactful projects, and gain experience in building large-scale models that directly influence user experience.

Bonuses, perks, benefits:Competitive compensation package with performance-based incentives, permanent contract with a pension plan, meal tickets, private health insurance, generous PTO allowance, flexible work hours + relocation assistance if needed, life insurance, wellness/gym membership options Reasons why it is a great place to work? It is a mission-driven, fast-growing tech company that makes a real impact worldwide., We are an equal opportunity employer dedicated to cultivating a diverse and inclusive work environment. We invite and encourage applications from individuals of all backgrounds, irrespective of race, gender, gender identity, religion, marital status, sexual orientation, health conditions, age, or any other personal characteristics. xcskxlj La información a continuación detalla los requisitos del puesto, la experiencia esperada del candidato y las cualificaciones correspondientes. #J-*****-Ljbffr Hay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.

About the clientOur client is a fast-growing technology company operating in the digital marketplace space, with international offices and a diverse team of professionals. They are recognized for building user-friendly platforms that connect people worldwide and for fostering a collaborative, data-driven culture. Their mission is to deliver innovative solutions that enhance customer experiences while empowering their community of users and partners. About the roleWe are seeking a Senior Data Scientist to join the analytics and data science team in Barcelona. This role is ideal for professionals with strong technical expertise and leadership abilities, who enjoy mentoring, driving complex projects, and applying advanced machine learning techniques to solve real business problems. The position focuses on improving search, recommendations, and retention strategies in a dynamic, fast-paced environment. This is a hybrid role, requiring two days per week onsite in the Barcelona office. Role Highlights:Position:Senior Data Scientist - Hybrid - Barcelona Type of work:Hybrid from Barcelona Work from office requirements:2 days per week from the office; 100% remote option is NOT possible Type of contract:Full-time employment contract