Senior Quantitative Researcher Data-Driven Product Insights

Wallapop is a Barcelona based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. We believe in a world where collaborative economy is mainstream. This is what drives us. 💫 Wallapop operates in Spain, Italy and Portugal, offering a catalogue of several hundreds of millions of products and services. Powered by technical innovation and continuous improvement, we bring together the scale & trust of classifieds with the marketplace’s convenience & reach. 🌱 Our mission is to enable a connected trade ecosystem, making 2nd-hand the norm through smart use of technology. Backed by top investors such asAccel ,Insight Partners &Naver Corp we bring our total valuation to 806 million EUR and are embarking on our international journey with the aim to become the world’s best unique goods trading platform. The Challenge 🧩 At Wallapop, we’ve built a strong foundation of qualitative understanding, rich insights from user research that help us seewhy people behave the way they do. What we now need is to bring scale, measurement and evidence to that understanding. As our Senior Quantitative Researcher, you’ll be responsible for standardizing how we measure and quantify user perception and experience across the company. You’ll build the systems that close the loop between insights and performance, helping teams move from intuition to evidence and ensuring that every product and design decision is backed by data. You’ll tackle challenges like simplifying and unifying our CSAT frameworks, integrating user reviews and customer support feedback into measurable signals, and quantifying the importance and severity of qualitative insights. Your work will be key to reducing uncertainty in product bets, strengthening the connection between user sentiment and business performance, and enabling Wallapop to make truly data-informed decisions. You’ll collaborate closely with Data Science, Product Analytics, Qualitative Research and the UX leadership team, acting as a bridge between data and human behavior, building systems that not only reveal what users do, but why it matters. What You Will Do 👇 * Measure and track key product and UX metrics to monitor performance, detect opportunities, and continuously inform product strategy. * Design, execute, and analyze research initiatives that integrate quantitative and qualitative methods to deliver both depth and scale of insights. * Lead end-to-end research projects, uncovering actionable insights and translating them into strategic recommendations for product, design, and business stakeholders. * Partner with Data Scientists and Product Analysts to complement behavioral analytics with user-centric data, ensuring decisions are informed by a holistic perspective. * Collaborate with product managers, designers, researchers, and business teams to identify, prioritize, and transform research needs into impactful initiatives. * Conduct quantitative studies to support both generative (exploratory) and evaluative (validation) research efforts across products and services. * Define, implement, and maintain UX and user-related metrics frameworks, ensuring continuous monitoring of trust, satisfaction, and other key drivers. * Synthesize and communicate research outcomes in clear, actionable formats adapted to different audiences, influencing decision-making at both tactical and strategic levels. * Mentor and guide peers in adopting quantitative methods, fostering a culture of data-driven decision-making within the company. * Contribute to the development and alignment of research operations and standards in collaboration with the Research and UX teams, ensuring scalability, consistency, and quality. What We’re Looking For 🔎 Proven Impact: Extensive experience conducting quantitative user research within digital product environments, with a track record of influencing product roadmaps. Statistical Proficiency: Strong command of statistics as applied to survey design, experimental research, and advanced sampling/weighting methodologies. Data Synthesis: Ability to work with user-level data and integrate multiple signals (qualitative, quantitative, behavioral) into a cohesive story. Collaborative Mindset: Experience working cross-functionally with Product Managers and Designers to transform vague questions into rigorous research designs. * Proficient in analysis tools such as R or Python, with a solid grasp of statistics and their application to survey and experimental research. What Would Be A Plus 🚀 * Experience usingLooker and Amplitude or similar tools for data visualization and analytics. * Proven experience conducting research acrossdiverse contexts, markets or audiences. * Experience conducting research across diverse international markets or multilingual audiences. Do note that all our jobs are 📍 Barcelona based. We follow a hybrid model where flexibility rules. We commit to a minimum of 6 days per month in the office. Each team self-organizes to decide on cadence and in-person/remote rituals. Wallapop is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees as we want Wallapop to be a place for everyone. Additionally to the opportunity to contribute to an agile product set up and work together towards achieving our meaningful mission, we offer the following 🍭 Perks & Benefits: * Generous individual learning budget of 2k per year * Group and individual English, Catalan & Spanish lessons as part of our working day * Private Health Insurance with Alan * Flexible working hours + intensive Fridays * Flexible remuneration to deduct from gross salary (kindergarten/food/transport check) * Gym & Wellness plan, including physiotherapist in the office * Generous referral Program & Charity Donation * Bonus for weddings & newborns * Monthly plan for free shipping, bumps & home-pick-up on our services * Work anniversary Gifts and Birthday Surprises * Contribution towards your WIFI in your monthly payroll * One-off payment based on compensation package to go towards setting up your home office * Relocation package (monetary support and legal advice) and visa sponsorship, if applicable * 26 holidays per year * TOP hardware of your choice (latest Apple or Windows) What doesthe hiring processfor this position look like? 👀 **Please, note that all interviews take place remotely over hangouts.** Intro Call - run by talent acquisition, focus on providing more information about the role and the company as well as going over your experience, motivation, and expectations. This usually takes 45-60 minutes. Case Study Submissionyou will be assigned a task to submit within 5 up to 7 days where you will be able to showcase your expertise / technical skills required for the role. Expertise Interview - run by the hiring team, focus on the required core skills and the ability to deliver in a given context. This usually takes 60-90 minutes. Stakeholder Interview - run by relevant stakeholders reflecting the reality of the context of the role, focus on the ability to collaborate & deliver in a cross-functional set-up. This usually takes 60 minutes. Culture Interview - run by culture interviewers, focus on adherence to Wallapop's purpose and business proposition. This usually takes 60 minutes. Offer- should you be the right candidate, your offer will be discussed over a call with talent acquisition and will then be confirmed in writing. Create a Job Alert Interested in building your career at Wallapop? Get future opportunities sent straight to your email. 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