Mercor Data & Machine Learning jobs

AI Safety Experts - English & Indonesian

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Indonesian

You will join an adversarial testing team to evaluate the robustness and safety of conversational AI models. Your job is to identify vulnerabilities by generating malicious inputs, annotating failures, and documenting systemic risks to enable clients to improve their AI systems. This role suits experts with experience in security testing and a natural ability to explore the limits of systems.

Posted July 30, 2026

AI Safety Experts - English & Malay

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Malay

This role involves training conversational AI models by testing them adversarially to identify vulnerabilities and improve their safety. You will generate high-quality training data by annotating failures, classifying risks, and documenting reproducible attack cases. The ideal profile has prior experience in red teaming or cybersecurity, and masters a structured and methodical approach to testing the limits of AI systems.

Posted July 30, 2026

AI Safety Experts - English & Norwegian

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Norwegian Bokmål

You join a team dedicated to adversarial testing of conversational AI models, identifying their vulnerabilities to malicious inputs, manipulations, and biases. This role consists of generating high-quality training data to strengthen the robustness and security of AI systems. You are ideally a red teaming expert with prior experience in adversarial security testing and fluent proficiency in English and Norwegian.

Posted July 30, 2026

AI Safety Experts - English & Portuguese (global)

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Portuguese

Join a red teaming team specialized in AI safety: you will probe conversational models with adversarial attacks, discover vulnerabilities, and generate data that makes AI systems safer. This role, entirely text-based and team-oriented, will allow you to deploy ethical hacking techniques, risk classification, and documentation so that clients can act on identified flaws.

Posted July 30, 2026

AI Safety Experts - English & Swedish

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Swedish

You join a specialized team focused on adversarial evaluation of conversational AI models. Your role is to identify vulnerabilities in these systems by testing them with malicious inputs, then generate the data and reports that will enable clients to strengthen the security of their products. This position requires fluent mastery of English and Swedish, as well as prior experience in adversarial testing or security.

Posted July 30, 2026

AI Safety Experts - English & Thai

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Thai

You will join a red teaming team to test the robustness and security of conversational AI models by simulating adversarial attacks. The role involves generating high-quality training data by identifying vulnerabilities, biases, and abuse cases through structured and documented techniques. This position is for experts capable of thinking like an attacker to strengthen the defense of AI systems.

Posted July 30, 2026

AI Safety Experts - English & Vietnamese

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Vietnamese

You will join a team of adversarial testers tasked with probing conversational AI models to identify security vulnerabilities, biases, and misinformation. The job involves generating high-quality training data by simulating attacks, classifying failures, and documenting systemic risks. This role is for experts who can think like an adversary, structure their testing according to established frameworks, and communicate results clearly.

Posted July 30, 2026

Data Scientist Talent Network

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Level: Entry level

Mercor is recruiting experienced data scientists to join a talent network designed to evaluate the capabilities of AI systems to perform data science work. Future roles will primarily involve designing precise evaluation criteria and assessing data science deliverables according to established standards. This role is suited for professionals who have worked in top-tier organizations and master analytical best practices.

Posted July 29, 2026

Generalist (Must own MacBook)

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Level: Intermediate

Mercor is recruiting research experts capable of improving and evaluating cutting-edge AI models. You will contribute to creating high-quality training materials (questions, answers, evaluations) for advanced language models. This role is aimed at candidates holding a Master's degree or with 2 to 3 years of experience, with strong research and communication skills.

Posted July 26, 2026

AI Safety Practitioner

• Data & Machine Learning
• Platform: Mercor
• Location: 40 countries
• Level: Expert

This role involves judging how frontier AI models respond to sensitive and ambiguous topics, checking answers for safety, accuracy and policy compliance. It suits experienced professionals from fields such as psychology, law, science or public policy who can apply safety rubrics and give structured feedback to model developers.

Posted July 16, 2026

AI Safety Red Teamer

• Data & Machine Learning
• Platform: Mercor
• Location: 40 countries
• Level: Expert

This role involves stress-testing frontier AI models with adversarial prompts to uncover jailbreaks, unsafe behaviour and policy failures on sensitive topics. It is aimed at experienced safety, security, life sciences or policy professionals who can document weaknesses and help researchers strengthen model alignment.

Posted July 16, 2026

Personalized Life Assistant Expert

• Data & Machine Learning
• Platform: Mercor
• Location: United States

An AI research organization is seeking advanced users of language models to evaluate the quality of AI responses to complex, contextualized personal tasks. Your role involves judging whether AI systems provide useful, personalized, and realistic advice in areas such as nutrition, health, productivity, or career. This position is for candidates who intensively use AI tools in their daily lives and can identify what makes an AI response relevant or failing.

Posted June 13, 2026

AI Safety Experts - English & Assamese

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Assamese

You join a red teaming team to test the robustness and security of conversational AI models. Your mission is to generate adversarial inputs (jailbreaks, prompt injections, misuse cases) to uncover vulnerabilities in AI systems before their deployment. You annotate failures, classify risks, and produce documented datasets that clients can leverage to improve their models.

Posted June 4, 2026

AI Safety Experts - English & Bengali

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Bangla

This role involves testing conversational AI models as an AI safety expert by generating adversarial training data to identify vulnerabilities. You will produce reports and structured datasets that enable clients to improve the robustness and security of their AI systems. The ideal profile masters critical content analysis, methodological rigor, and technical communication.

Posted June 4, 2026

AI Safety Experts - English & Gujarati

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Gujarati

You join a red teaming team to test and secure conversational AI models. Your job consists of generating adversarial inputs, identifying vulnerabilities (biases, disinformation, harmful behaviors) and producing high-quality annotated data that makes AI safer. This role requires fluent mastery of English and Gujarati as well as refined judgment on language and content.

Posted June 4, 2026

AI Safety Experts - English & Kannada

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Kannada

This role involves evaluating the safety of conversational AI models by testing them with adversarial inputs and sophisticated attack techniques. You will generate high-quality annotation data, document discovered vulnerabilities, and contribute to strengthening the robustness of AI systems. This job is suited for someone capable of carefully analyzing AI responses, detecting biases and subtle flaws, and communicating findings in a structured manner.

Posted June 4, 2026

AI Safety Experts - English & Malayalam

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Malayalam

You join a specialized AI safety team to test conversational language models by exposing their flaws and vulnerabilities through adversarial attacks. The job consists of generating high-quality training data through error annotation, risk classification, and documentation of reproducible attacks. This role is for rigorous language experts with critical judgment about the quality and accuracy of AI responses.

Posted June 4, 2026

AI Safety Experts - English & Odia

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Odia

Join a red teaming team dedicated to AI safety: you will probe conversational models with adversarial inputs to discover vulnerabilities and generate robust test data. This role requires native mastery of English and Odia, as well as fine judgment to assess the relevance, accuracy, and appropriateness of AI responses when facing sensitive topics. You will document your findings in a reproducible manner so that clients can strengthen the security of their systems.

Posted June 4, 2026

AI Safety Experts - English & Punjabi

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Punjabi

Join a red teaming team specialized in identifying vulnerabilities of conversational AI models. You will generate high-quality training data by testing AI systems with adversarial inputs, documenting flaws, and producing reproducible reports that clients can use to strengthen the security of their models.

Posted June 4, 2026

AI Safety Experts - English & Tamil

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Tamil

This role involves testing and evaluating the robustness of conversational AI models by subjecting them to adversarial attacks, bypasses, and malicious use cases. You will generate high-quality annotation data to identify vulnerabilities, biases, and systemic risks, following established taxonomies and benchmarks. This role is suited for AI safety experts with advanced proficiency in both English and Tamil.

Posted June 4, 2026