I'm looking for a Trust & Safety role that leverages my expertise in AI quality assurance and content moderation to drive meaningful impact. I want to contribute to building safe and trustworthy AI systems in a dynamic environment where I can continuously learn and grow, collaborating with cross-functional teams to stay ahead of emerging threats and enha
TMLooking for a job
Thiago Da Costa Marques
@thiagodacostamarques
Trust & Safety specialist focused on scaling safe, compliant AI through investigations and audits.
IrelandWhat I'm looking for
I am a Trust & Safety professional with three years' hands-on experience investigating abuse, enforcing content policy, and mitigating risk across large-scale AI ecosystems. I have led manual auditing processes, standardized workflows, and collaborated with Product, Policy, Legal, and Engineering to reduce policy-violating activity and improve operational efficiency.
I specialize in evaluating generative AI and LLM outputs, identifying emerging abuse patterns, and using data-driven analysis to inform process improvements. I am passionate about building scalable defenses, coaching teams on enforcement consistency, and supporting high-priority escalations to protect users and platform integrity.
Experience
Work history, roles, and key accomplishments
CO
Current
AI Quality Assurance Specialist
Covalen
Jul 2024 - Present (1 year 3 months)
Led manual audits and standardized workflows to reduce policy-violating activity across AI-driven platforms, improving operational efficiency and cross-functional alignment with Product, Policy, and Engineering teams.
CO
AI Data Annotator
Covalen
Jul 2023 - Jul 2024 (1 year)
Conducted detailed annotation and quality evaluation of LLM outputs to ensure safety compliance, identified emerging abuse patterns, and supported model performance analysis and process improvements.
CO
Global Legal Escalations Analyst
Covalen
Sep 2022 - Jul 2023 (10 months)
Investigated and resolved high-priority civil and electoral escalations with Legal and Policy teams, reducing financial and reputational risk through data-driven investigations and account recovery actions.
Education
Degrees, certifications, and relevant coursework
TDTechnological University Dublin
Master of Science, Culinary Innovation and Food Product Development
Completed a Master of Science program focused on culinary innovation and food product development.
PU
Potiguar University
Degree in Gastronomy, Gastronomy
Completed a degree in Gastronomy emphasizing culinary techniques and food preparation.
Tech stack
Software and tools used professionally
Availability
Looking for a job
Location
Ireland
BrazilSalary expectations
50k-75k USD
Social media
Job categories
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