Senior Data Scientist

At Index Exchange, we’re reinventing how digital advertising works—at scale. As a global advertising supply-side platform, we empower the world’s leading media owners and marketers to thrive in a programmatic, privacy-first ecosystem.

We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution. Our proprietary tech is trusted by some of the world’s largest brands and media owners and plays a crucial role in keeping the internet open, accessible, and largely free.

We process more than 550 billion real-time auctions every day (in comparison, Google processes 8.5 billion searches per day) with ultra-low latency. Our platform is vertically integrated from servers to networks and runs primarily on our own metal and cloud infrastructure. This end-to-end infrastructure is designed to provide both stability and agility, enabling us to adapt quickly as the market evolves.

At the core of it all is our engineering-first culture. Our engineers tackle internet-scale problems across tight-knit, global teams. From moving petabytes of data and optimizing with AI to making real-time infrastructure decisions, Indexers have the agency and influence to shape the future of advertising. We move fast, build thoughtfully, and stay grounded in our core values.

About The Role:We’re looking for a SeniorData Scientist who can bring their depth and breadth of experience in applied data science and optimization at industry scale to help guide our Index-wide technology strategy for machine learning and optimization, and to drive pragmatic execution and iterative improvement of the same.

What We’re Looking For:A pragmatic data science technologist:

• Learn and understand the business vision and market opportunity for the company
• Work backwards from business problems to generate scientific hypotheses to guide development focus and pragmatism
• Use analytical, statistical and database skills to understand large, complex datasets with the aim to increase the programmatic efficiency
• Design, develop, and drive implementation of complex data-centric solutions, including large data set segmentation, transformation, and feature generation
• Clearly articulate research and development hypothesis, decisions and results
• Take part in the process of designing, developing & improving algorithms for automated decision making around programmatic exchange optimisation
• Take active part in designing, and driving implementation production performance monitoring frameworks and KPIs
• Work together with ML engineers and architects to develop production grade data centric solutions
• An entrepreneurial spirit with room and expectations to bring innovative ideas to address the problems at hand

Here's What You Need: