AI Safety Expert – English, Portuguese

Job not on LinkedIn

🔥 13 hours ago

🇺🇸 United States – Remote

💵 $29 - $45 / hour

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

🤖 Artificial Intelligence

👻 Ghost score 9%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Mercor

WebsiteLinkedInAll Job Openings

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.

📋 Description

• Red-team conversational AI models and agents through 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 for customers • Identify vulnerabilities that automated tests miss • Expand evaluation coverage and reduce surprises in production

🎯 Requirements

• 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 systems to breaking points • Ability to use frameworks, taxonomies, benchmarks, and playbooks • Ability to explain risks clearly to technical and non-technical stakeholders • Adaptability across projects and customers • H1-B or STEM OPT candidates are not supported • Nice-to-have specialties: adversarial ML, cybersecurity, socio-technical risk, or creative probing

🏖️ Benefits

• Fully remote role • Work on your own schedule • Weekly payments via Stripe or Wise • Higher-sensitivity project participation is optional • Clear guidelines and wellness resources for sensitive-content projects • Opportunity to build experience in human data-driven AI red teaming at the frontier of safety • Direct role in making AI systems more robust, safe, and trustworthy • Referral payments of up to $180 for each successful referral, subject to limits