
51 - 200 employees
Founded 2023
🔥 Funding within the last year
💰 $350M Series C - Mercor on 2025-10
Mercor is a company for which no descriptive text was provided in the input. Additional information (products, services, target customers, or industry specifics) is needed to create an accurate summary and select appropriate industries.
🕒 September 15
🇺🇸 United States – Remote
💵 $29 - $45 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
👻 Ghost score 18%
🗣️🇧🇷🇵🇹 Portuguese Required
Where this job comes from
Posted on Mercor's careers page, not through a job board
First seen by Remote Rocketship September 15
Still open on Mercor's site. Checked 7 hours ago.

51 - 200 employees
Founded 2023
🔥 Funding within the last year
💰 $350M Series C - Mercor on 2025-10
Mercor is a company for which no descriptive text was provided in the input. Additional information (products, services, target customers, or industry specifics) is needed to create an accurate summary and select appropriate industries.
• Red team conversational AI models and agents using jailbreaks, prompt injections, misuse cases, bias exploitation, and multi-turn manipulation • Annotate failures, classify vulnerabilities, and flag systemic risks • Follow taxonomies, benchmarks, and playbooks to keep testing consistent • Produce reproducible reports, datasets, and attack cases • Uncover vulnerabilities automated tests miss • Expand evaluation coverage and reduce production surprises • Work on projects training and enhancing frontier AI systems
• Native fluency in English and Portuguese (global, excluding Brazilian Portuguese) • Prior red teaming experience in AI adversarial work, cybersecurity, or socio-technical probing • Ability to probe AI systems adversarially and push them to breaking points • Ability to use frameworks or benchmarks and follow structured testing approaches • Ability to explain risks clearly to technical and non-technical stakeholders • Ability to adapt across projects and customers • Nice-to-have specialties: adversarial ML, cybersecurity, socio-technical risk, or creative probing • Must be eligible to work as an independent contractor • H1-B and STEM OPT candidates are not supported
• Fully remote role • Flexible schedule / work on your own schedule • Weekly payments via Stripe or Wise based on services rendered • Higher-sensitivity project participation is optional • Clear guidelines and wellness resources for higher-sensitivity projects • Competitive pay • Referral bonus of up to $180 per successful referral • Reasonable accommodations upon request
Apply NowImprove your chances of getting an interview by checking your resume score before you apply.
🕒 September 10
Medical Assistant supporting AI-enabled healthcare workflows, documentation, and electronic health records. Reviewing AI outputs, maintaining data quality, and coordinating clinical and administrative processes.
🇺🇸 United States – Remote
⏳ Contract/Temporary
🟢 Junior
🟡 Mid-level
🤖 Artificial Intelligence
🚫👨🎓 No degree required
🕒 September 5
CBRNE AI Red Teamer stress-testing Handshake AI models for dangerous knowledge gaps. Evaluating adversarial prompts and model safety across chemical, biological, radiological, nuclear, and explosive threats.
🇺🇸 United States – Remote
💵 $65 - $158 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
🦅 H1B Visa Sponsor
🕒 August 27
Generative AI Analyst evaluating and annotating AI-generated content for Welo Data, a global AI data company. Reviewing multilingual data quality and providing structured feedback.
🇺🇸 United States – Remote
💵 $15 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
🗣️🇨🇳 Chinese Required
🕒 August 25
Terac, which recruits vetted human experts for AI research, runs a paid study on designing challenging prompts. Participants test ChatGPT failures and create grading rubrics.
🇺🇸 United States – Remote
💵 $20 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
🕒 August 14
Generative AI Analyst reviewing US Spanish content for Welo Data’s AI training systems. Annotating multimedia data, conducting quality checks, and improving guidelines for next-generation generative AI.
🇺🇸 United States – Remote
💵 $15 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
🗣️🇪🇸 Spanish Required