Senior Data Analyst - Marketplace

Job description

Senior Data Analyst, Marketplace Prolific Prolific is not just another player in the AI space – we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditised, it's the quality and diversity of human-generated data that truly differentiates products and models. T he role As Prolific scales, maintaining a healthy and sustainable marketplace will be critical to our ability to meet growing demand for high-quality human data. We are looking for a Senior Data Analyst to help us understand how well our marketplace is working, identify where supply and demand are not connecting effectively, and measure whether product and algorithmic improvements are delivering better outcomes. You will work closely with Product, Engineering and Operations teams, using data to answer important marketplace questions and support better product decisions. What you’ll bring to the role Strong Analytics Skills: Strong SQL skills and experience analysing complex datasets. Python experience for analysis and experimentation is beneficial. Marketplace or Product Analytics: Experience working with marketplace, product or operational data and using metrics to understand user and business behaviour. Marketplace Metrics: Ability to work with measures such as supply and demand, fill rate, time-to-fill, availability, quality and concentration to understand marketplace performance. Experimentation: Experience analysing A/B tests or other experiments, including defining success metrics, interpreting results and communicating findings. Product Thinking: Ability to turn product or marketplace questions into measurable hypotheses and structured analysis. Analytical Curiosity: Comfortable exploring data to understand why something is happening, rather than only reporting what happened. Commercial Awareness: Ability to understand how marketplace performance affects customer experience and wider business outcomes. Collaboration: Comfortable working with Product, Engineering and Operations teams and contributing analytical thinking to cross-functional work. Clear Communication: Ability to translate analysis into simple, actionable insights for both technical and non-technical stakeholders. What you'll be doing Help define, monitor and improve the metrics we use to understand marketplace h…