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About Mercor

Mercor · San Francisco; New York City · Full-time · Posted 2026-08-23

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Job description

# **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. **About the Role** As an Infrastructure Engineer at Mercor, you’ll build and scale the systems that power our rapid growth. You’ll ensure our infrastructure is highly available, cost-effective, and able to handle explosive traffic and compute demands. You’ll work closely with engineers across product, research, and operations to design scalable architectures, streamline deployments, and improve observability. **We’re hiring broadly across Infrastructure: Developer Productivity Engineer and Database Engineer and Platform Engineer. Candidates will be team-matched after the first screen, so we encourage you to apply even if your experience is stronger in one area than another.** **What You’ll Work On** - Designing and maintaining core infrastructure across cloud environments. - Building Infrastructure-as-Code workflows to automate deployments and scaling. - Improving monitoring, logging, and alerting systems to maintain reliability. - Managing CI/CD pipelines (Github, Spacelift) to ensure seamless deployments. - Supporting disaster recovery planning and ensuring high availability of systems. - Partnering with product and research teams to design architectures that scale with workload demands. - Identifying and fixing performance bottlenecks in compute, storage, and networking. **What We’re Looking For** - Strong experience with cloud platforms (AWS). - Proficiency with Infrastructure-as-Code tools (Terraform). - Deep experience with containers and orchestration (Docker). - Solid understanding of distributed architectures. - Programming languages (Python, Go). - Proven ability to ship reliable infrastructure in production environments. - Growth mindset and eagerness to thrive in a hyper-growth, high-ownership environment. **Why Mercor** - Impact: Your work powers how the world’s leading AI labs train and test their models. - Learning: Get early insights into frontier model capabilities months before the market. - Growth: Work on both infrastructure and research-adjacent projects with fast paths to ownership. **Benefits** - Bi-annual performance bonus structure - Generous equity grant vested over 4 years - Up to $15k Relocation bonus - $10K housing bonus (if you live within 0.5 miles of our office) - $1.5K monthly stipend for meals - Free Equinox membership - $200 monthly laundry reimbursement - $200 monthly personal wellness reimbursement - Health, Dental, Vision insurance Compensation Range: $130K - $500K