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Frenzy Yen RochaFR
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Frenzy Yen Rocha

@frenzyyenrocha

AI safety and QA specialist focused on robust multimodal model validation and Tagalog localization.

Philippines
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What I'm looking for

I seek roles focused on AI safety, multimodal validation, and localization where I can build ethical training pipelines, mentor teams, and harden models against misuse.

I am an AI safety and QA professional with over 8 years of experience building safety-aligned training data, crafting adversarial prompts, and validating model behavior across multimodal workflows. I specialize in Tagalog–English localization, native-level annotation, and stumping techniques that expose vulnerabilities and strengthen model resilience.

My work includes developing verifier guidelines, response ranking, and RLHF annotation practices that improved model accuracy and ethical alignment in real-world scenarios. I have led multimodal sprints, created QA rubrics, and collaborated on error taxonomies to mitigate hallucinations, policy violations, and existential-risk vectors.

I bring strong cross-cultural communication, mentoring, and process-auditing skills, with a consistent record of delivering high-quality curated data and annotations to reduce harmful use cases and support responsible AI deployment.

Experience

Work history, roles, and key accomplishments

xAI logoXA

AI Safety & QA Specialist

Oct 2024 - Mar 2025 (5 months)

Developed verifier guidelines and multimodal training assets that improved model differentiation of high-quality vs subpar responses and enhanced real-world web search performance. Contributed to audio selection and transcription workflows to boost multimodal accuracy.

IT

Advanced AI Data Trainer

Invisible Technologies

Jul 2023 - Nov 2024 (1 year 4 months)

Led adversarial stumping and safety-aligned prompt design to expose vulnerabilities and harden models against misuse, and produced curated Tagalog–English RLHF annotations and error taxonomies to improve ethical alignment.

IT

AI Data Trainer

Invisible Technologies

Aug 2022 - Jul 2023 (11 months)

Annotated mixed-language responses and led a multimodal sprint to curate hybrid prompts, rank and rewrite outputs for cultural fidelity, and refine model performance in safety-critical local domains.

Appen logoAP

Social Media Evaluator

Jul 2021 - Nov 2021 (4 months)

Assessed and ranked social media marketplace content for relevance and consistency, delivering accurate evaluations that improved platform content quality.

Education

Degrees, certifications, and relevant coursework

CC

Christian Polytechnic Institute of Catanduanes

Associate in Computer Technology, Computer Technology

2014 -

Completed an Associate in Computer Technology program focused on practical IT and computing fundamentals.

Tech stack

Software and tools used professionally

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Frenzy Yen Rocha - AI Safety & QA Specialist - xAI | Himalayas