Engineering
ABOUT MERCOR
Mercor's mission is to organize human intelligence to power the AI economy. We're a leading AI data company, building the layer between human expertise and frontier models. Millions of domain experts on the platform are paid over $4 million per day to train frontier AI models. Mercor's APEX benchmark family measures AI's real-world impact on professional work. Mercor Enterprise brings this same infrastructure to Fortune 500 companies: helping companies capture how their best people actually work, translating that expertise directly back into agents.
Mercor is creating a new category of work where expertise powers AI advancement. Achieving this requires an ambitious, fast-paced and deeply committed team. You’ll work alongside researchers, operators, and AI companies at the forefront of shaping the systems that are redefining society. Mercor is a profitable Series C company valued at $10 billion. We work in-person five days a week in our San Francisco, NYC, or London offices.
WHAT YOU’LL DO
- Own the design of core user journeys across the product, from initial flows to polished UI
- Collaborate with engineering and product to implement new features and refine existing ones
- Bring clarity to complex user experiences as our product evolves and scales
- Create and maintain a clean, modern visual language inspired by tools like Notion and powered by elements like Tailwind
- Work closely with our Head of Design to articulate and evolve Mercor’s design philosophy & culture
- Help tutorialize the product experience — ensuring that users know what