Member of Technical Staff, Android

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 a Member of Technical Staff, Android, you'll lead the development of Mercor's next-generation Android platform for tens of thousands of AI experts around the world. Our mobile platform is becoming a core part of the expert experience—from discovering projects and completing onboarding to collaborating with AI-powered workflows. You'll partner closely with Product, Design, AI, and Backend Engineering to define the technical direction of Android while delivering intuitive, reliable, and high-performance mobile experiences that directly improve expert engagement, retention, and satisfaction. You'll join a small, high-ownership engineering team where you'll influence architecture, establish engineering best practices, mentor engineers as the team grows, and shape the long-term mobile strategy for Expert Experience Engineering. This is an opportunity to build the Android platform from the ground up while working directly with engineering and product leadership. What You’ll Do - Lead the architecture and development of Mercor's native Android application. - Design, build, and ship high-quality Android applications using Kotlin and Jetpack Compose. - Own major product initiatives end-to-end—from technical strategy and architecture through production launch. - Define Android engineering standards, architecture patterns, testing strategy, and release quality. - Collaborate closely with Product, Design, AI, Backend, and Infrastructure teams to deliver customer-facing experiences. - Leverage modern AI development tools (e.g. Cursor, Claude Code, GitHub Copilot, ChatGPT, or similar) to accelerate engineering while maintaining a high quality bar. - Optimize application performance, reliability, observability, and long-term maintainability. - Mentor engineers and help establish a strong mobile engineering culture. What We’re Looking For - 5+ years of professional Android software engineering experience. - Strong expertise in Kotlin and Jetpack Compose. - Experience shipping and maintaining production Android applications through the Google Play Store. - Strong understanding of modern Android architecture, testing, debugging, and performance optimization. - Demonstrated experience making architectural decisions and driving technical direction across projects. - Fluent in using modern AI software development tools (e.g. Cursor, Claude Code, GitHub Copilot, ChatGPT, or similar) to improve engineering productivity. - Excellent software engineering fundamentals and product judgment. - Experience mentoring engineers and raising the technical bar across a team. - High ownership, strong communication skills, and a bias toward shipping. Why Mercor - Impact: Build products used every day by tens of thousands of AI experts and directly shape the future of the AI workforce. - Learning: Work alongside world-class engineers, product leaders, and AI researchers building products at the frontier of AI. - Ownership: Lead the technical direction of Mercor's Android platform with significant autonomy and product influence. - Growth: Join a rapidly growing engineering organization with exceptional opportunities to expand your technical leadership and organizational impact. 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