Company: Expert talent network

Multilingual Primary Care Physician (MD) — Clinical Documentation & AI Evaluation

Mercor is hiring practicing Primary Care Physicians (MD) on behalf of a healthcare AI partner building advanced clinical documentation and decision-support tools. In this role you will apply your day-to-day outpatient expertise to review, annotate, and evaluate clinical documentation , directly shaping the accuracy, safety, and clinical usefulness of medical AI systems. This role is designed for clinicians who are currently practicing primary care, family medicine, or general internal medicine and who write outpatient clinical notes as part of their regular work.

Fitness Data Contributor

What this is We’re building a de-identified, real-world health dataset from Apple Health exports. Each contribution joins your on-device HealthKit data (activity, heart, sleep, and more) with clinical records (immunizations, labs, medications, vitals) from your linked health provider. Who qualifies We are exclusively looking for individuals who have visited at least one of the institutions listed below and have that institution’s health records actively connected to Apple HealthKit. Note: this opportunity involves sharing personal data or recordings. Read the consent and privacy terms on the official page before applying.

Certified Medical Coder (ICD-10) — Multilingual Clinical Documentation & AI Evaluation

Mercor is hiring certified medical coders on behalf of a healthcare AI partner building advanced clinical documentation tools. In this role you will apply your coding and documentation expertise to review, annotate, and evaluate clinical documentation and AI-generated clinical notes , directly shaping the accuracy and reliability of medical AI systems. This role is part of a multilingual annotation cohort.

iPhone Fitness Data Contributor (US only)

What this is We’re building a de-identified, real-world health dataset from Apple Health exports. Each contribution joins your on-device HealthKit data (activity, heart, sleep, and more) with clinical records (immunizations, labs, medications, vitals) from your linked health provider. Who qualifies We are exclusively looking for individuals who have visited at least one of the institutions listed below and have that institution’s health records actively connected to Apple HealthKit. Note: this opportunity involves sharing personal data or recordings. Read the consent and privacy terms on the official page before applying.

Wellness Research Participant (US only)

What this is We’re building a de-identified, real-world health dataset from Apple Health exports. Each contribution joins your on-device HealthKit data (activity, heart, sleep, and more) with clinical records (immunizations, labs, medications, vitals) from your linked health provider. Who qualifies We are exclusively looking for individuals who have visited at least one of the institutions listed below and have that institution’s health records actively connected to Apple HealthKit. Note: this opportunity involves sharing personal data or recordings. Read the consent and privacy terms on the official page before applying.

Senior Software Engineer, Backend (Node.js, TypeScript, Rust)

Join a high-scale consumer platform team as a Senior Backend Engineer, building the services behind digital experiences used by millions of people every day. We’re partnering with a large enterprise technology organization to place a Senior Software Engineer on a platform team that powers its core customer-facing experiences across web and mobile. The team works across Engineering, UX, Product, Business, and Analytics to ship fast, iterate through continuous experimentation and customer feedback, and integrate advanced capabilities such as Generative AI into production services.

Brazil Personal & Cross-Border Finance – Paid Research Study

Mercor is conducting a paid research study in collaboration with a leading research partner. We are seeking people in Brazil who manage their personal finances and have financial ties to the United States to take part in a short online survey about banking, spending, and cross-border money management. Insights gathered will help inform research into how people manage their finances.

Quantum Information Science Physicist (PhD)

CritPt is a public benchmark of research-level physics challenges, built to test whether frontier AI models can carry out genuine physics research reasoning rather than textbook problem solving. The benchmark paper is arXiv:2509.26574 and we recommend reading it before applying. It will tell you quickly whether this work interests you.

Staff Software Engineer, Mobile (Android, Kotlin, Full Stack)

Join a product engineering team building native mobile and full-stack experiences used by customers every day. We’re partnering with a large enterprise technology organization to place a Staff Software Engineer on the team behind its Android and iOS apps. It’s a mobile-first role, but engineers here also pitch in on backend services, APIs, and web, and use AI coding tools as a normal part of their day.

Securities, Commodities, and Financial Services Sales Agents

Mercor is hiring experienced Securities, Commodities, and Financial Services Sales Agents to help evaluate and improve cutting-edge AI systems. In this role, you’ll evaluate AI-generated securities, commodities, and financial services content and workflows, leveraging your real-world expertise in buying and selling securities or commodities and advising clients on investments and market conditions. Evaluate AI-generated trade recommendations, investment proposals, suitability assessments, and other securities and commodities artifacts for quality and accuracy.

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