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What You’ll Do** - Red team conversational AI models and agents: jailbreaks, prompt injections, misuse cases, bias exploitation, multi-turn manipulation - Generate high-quality human data: annotate failures, classify vulnerabilities, and flag systemic risks - Apply structure: follow taxonomies, be

What You’ll Do** - Red team conversational AI models and agents: jailbreaks, prompt injections, misuse cases, bias exploitation, multi-turn manipulation - Generate high-quality human data: annotate failures, classify vulnerabilities, and flag systemic risks - Apply structure: follow taxonomies, be

What You’ll Do** - Red team conversational AI models and agents: jailbreaks, prompt injections, misuse cases, bias exploitation, multi-turn manipulation - Generate high-quality human data: annotate failures, classify vulnerabilities, and flag systemic risks - Apply structure: follow taxonomies, be

Location**: Remote; Geography restricted to USA, JapanType: Full-time or Part-time Contract Work Fluent Language Skills Required: English & Japanese. Native-level fluency in English and Japanese is required for this position.

What You’ll Do** - Red team conversational AI models and agents: jailbreaks, prompt injections, misuse cases, bias exploitation, multi-turn manipulation - Generate high-quality human data: annotate failures, classify vulnerabilities, and flag systemic risks - Apply structure: follow taxonomies, be

Location:** Remote (must have access to a physical Mac) Fluent Language Skills Required: English Why This Role Exists Mercor is supporting a high-priority data collection initiative aimed at improving how AI systems understand complex software interfaces and real-world, multi-step workfl

This role supports a business group focused on developing next-generation AR wearable devices.The team is driving innovation in flexible and rigid circuit board design, enabling advanced features in compact form factors.The need arises from increased project volume and the complexity of integrating

What we're looking for:** - Professional experience in analytical chemistry techniques, laboratory experimentation, chemical data analysis - Strong communication skills - Ability to work independently in a remote environment How it works: This is not a specific job posting. By applying, you're j

What You’ll Do** - Write and refine prompts to guide model behavior in engineering scenarios - Evaluate LLM-generated responses to engineering-related queries for technical accuracy, applied reasoning, and completeness - Conduct fact-checking and verify any technical claims using autho

Minimum Qualifications** - Native-level fluency in Spanish (written), specifically native to the United States (Spanish-speaking), Spain, Chile, or Mexico - Strong reading and writing proficiency in English - BS or BA in Biology / Physics / Chemistry - Familiarity with undergraduate-level biology /

You will analyze single-frame HRRR model visualizations (4 images per timestamp) and produce high-quality natural-language labels that clearly explain: - What weather phenomena are present, and - Why they are occurring, based strictly on the model data. Mercor is hiring experienced meteorolo

What we're looking for:** - Professional experience in talent acquisition & onboarding, payroll & benefits administration, HR policy & compliance - Strong communication skills - Ability to work independently in a remote environment How it works: This is not a specific job posting. Stay connected

About Mercor’s talent network Join our Management Consultant Expert Network to connect with leading AI labs and companies seeking your expertise. By applying, you're joining our Management Consultant talent network. About Mercor projects Experts in our network contribute to: - Training and eva

About Mercor’s talent network** Join our Business Intelligence Analyst Expert Network to connect with leading AI labs and companies seeking your expertise. By applying, you're joining our Business Intelligence Analyst talent network. Stay connected: When projects need Business Intelligence Analyst

Location**: Remote; Geography restricted to USA, BrazilType: Full-time or Part-time Contract Work Fluent Language Skills Required: English & Brazilian Portuguese. Native-level fluency in English and Brazilian Portuguese is required for this position.

You will create and evaluate Portuguese/English prompts and responses, ensuring scientific precision while maintaining clear, natural Portuguese phrasing consistent with academic conventions in Brazil or Portugal, and alignment with English where needed. Maintain consistency and reliability across P

Job Details** ### Multilingual Prompt Design & Optimization: Create detailed prompts in Portuguese and/or English with multiple constraints and instructions, ensuring natural phrasing and real-world relevance for Portuguese-speaking users in Portugal and Brazil contexts. Based in Portugal or

About Mercor’s talent network** Join our Frontend Engineer Expert Network to connect with leading AI labs and companies seeking your expertise.This is an open application for future contract opportunities that match your background and interests.Once you complete your profile and pass our AI inter

Mercor is hiring experienced Software Engineers specialized in Cybersecurity** to support high-impact research collaborations with leading AI labs.

Mercor is seeking contract analysts with litigation or corporate/transactional experience to support two new Australian dataset projects. You’re a strong fit if you have:** - Prior experience in litigation or in corporate/transactional work in Tasmania - Familiarity with Australian legal and r

Ideal Qualifications** - Degree in Architecture or a closely related field - 2+ years of professional work experience in architecture, architectural design, or a related practice (e. We’re seeking experienced Architecture professionals to contribute by creating and evaluating architecture-rela

High-impact role shaping AI reasoning about real-world cyber threats. Mercor is recruiting on behalf of a cutting-edge AI research lab building advanced AI systems for cybersecurity applications. We are seeking senior cybersecurity professionals with deep hands-on experience across both **defensive

Spanish, Peninsular Spanish, Chilean Spanish, and Mexican Spanish conventions). Job Details** ### Multilingual Prompt Design & Optimization: Create detailed prompts in Spanish and/or English with multiple constraints and instructions, ensuring natural phrasing and real-world relevance for Spanis

Mercor is hiring experienced Software Engineers** to support high-impact research collaborations with leading AI labs.Freelancers will contribute to building evaluation datasets that assess AI reasoning, explanation quality, and technical judgment in coding-related interactions.This is a unique oppo

Mercor is seeking a Bilingual Traditional Chinese STEM Expert who is native to Hong Kong or Taiwan, with experience in biology / physics / chemistry theory and problem-solving, to develop and refine high-quality reasoning questions that evaluate AI models. You will create and evaluate Traditiona

Job Details** ### Multilingual Prompt Design & Optimization: Create detailed prompts in Simplified Chinese and/or English with multiple constraints and instructions, ensuring natural phrasing and real-world relevance for Simplified Chinese–speaking users. Model Testing and Grading (Bilingual):

Job Details** ### Multilingual Prompt Design & Optimization: Create detailed prompts in Traditional Chinese and/or English with multiple constraints and instructions, ensuring natural phrasing and real-world relevance for Traditional Chinese–speaking users in Hong Kong and Taiwan contexts.

This role is ideal for serious musicians, composers, producers, music critics, educators, or dedicated hobbyists who actively participate in music communities in their language ecosystem. Key Responsibilities** - Author realistic music prompts spanning music theory, composition, genre analysis, lyri

Mercor is hiring French Voice Actors for a short-term project.

Mercor is hiring experienced Senior Law Librarians and Research Attorneys to help design complex, high-quality legal research questions for an AI evaluation benchmark. Key Responsibilities - Draft sophisticated legal research questions reflecting complex firm-level inquiries - Design issues requ

Mercor is recruiting experienced Transactional or Regulatory Associates to support an AI lab building a benchmark for evaluating AI systems on real-world legal research tasks.You will draft realistic research questions that reflect issues arising in transactional and regulatory practice, grounde

Mercor is hiring on behalf of a leading AI research lab to bring on a Legal Linguistic Experts – Swedish.This is a part-time opportunity (10 hours per week) where you’ll contribute to improving AI systems by ensuring high-quality language coverage, accuracy, and legal relevance for Swedish a

Mercor is hiring on behalf of a leading AI research lab to bring on a Legal Linguistic Experts – Dutch.This is a part-time opportunity (10 hours per week) where you’ll contribute to improving AI systems by ensuring high-quality language coverage, accuracy, and legal relevance for Dutch as sp

Key Responsibilities - Create challenges related to molecular biology, genomics, transcriptomics, epigenetics, and/or proteomics with scientific accuracy and depth - Design experimental challenges, including evaluation of controls, confounders, reproducibility, and data interpretation - Create high-

Mercor is hiring experienced Mathematics, Biology, Chemistry, and Physics professionals** to support a variety of high-impact research collaborations with leading AI labs.

This role is ideal for talented full-stack engineers passionate about rapid prototyping and capable of turning strategic direction into production-quality software. About Cincinnatus Cincinnatus is an enterprise staffing company that partners with leading technology companies to source and employ hi

About Mercor’s talent network Join our Compliance & Risk Specialist Expert Network to connect with leading AI labs and companies seeking your expertise. About Mercor projects Experts in our network contribute to: - Training and evaluating AI models in Compliance & Risk - Creating tasks and del

Key Responsibilities** - Author realistic geography and travel prompts spanning destination analysis, itinerary planning, cultural norms, transportation logistics, climate considerations, and regional comparisons - Review and revise AI-generated responses for factual accuracy, cultural authenticity,

The main function of a Hardware Technical Program Manager is to provide successful definition, implementation, and delivery of complex programs that require cross-functional collaboration and interdependencies across a group of projects and/or related activities. Create development, delivery, and qu

US remote West coast timezone preferred (not required) A prestigious tech company is seeking a highly experienced Privacy Training Compliance Program Manager (Contingent Worker) to provide critical support in maintaining privacy training safeguards and compliance operations. Responsibilities - Assis

The main function of a data analyst is to coordinate changes to computer databases, test, and implement the database applying knowledge of database management systems.A typical database analyst/programmer is responsible for planning, coordinating and implementing security measures to safeguard the c

About Mercor’s talent network Join our Physician Expert Network to connect with leading AI labs and companies seeking your expertise. What we're looking for: - Professional experience in clinical diagnosis & treatment, patient care management, medical documentation & compliance - Strong commun

Mercor is hiring Korean Voice Actors for a short-term project.

As a Project Manager II, you will play a critical role at the intersection of product security, customer success, research science, and security consulting. Demonstrated ability to oversee multiple concurrent projects and adapt approach to shifting requirements with minimal guidance. Your technical

Mercor is hiring on behalf of a leading AI research lab to bring on a Legal Linguistic Experts – Italian.This is a part-time opportunity (10 hours per week) where you’ll contribute to improving AI systems by ensuring high-quality language coverage, accuracy, and legal relevance for Italian a

By applying, you're joining our Financial Analyst talent network. About Mercor’s talent network Join our Financial Analyst Expert Network to connect with leading AI labs and companies seeking your expertise. What we're looking for: - Professional experience in financial modeling & forecasting,

Creative) - LMMS (Creative) - LMMS (Linux MultiMedia Studio) (Creative) - Penpot (Creative) - Shotcut (Creative) - Wings 3D (Creative) - You are detail-oriented and capable of following precise instructions - You are comfortable working independently and meeting tight deadlines - You have access to

Mercor is hiring on behalf of a leading AI research lab to bring on a Legal Linguistic Experts – Greek.This is a part-time opportunity (10 hours per week) where you’ll contribute to improving AI systems by ensuring high-quality language coverage, accuracy, and legal relevance for Greek as sp