Lazarus Otiieno Otiieno
I’m Lazarus Otiieno, a digital design and AI-focused professional with extensive experience in LLM evaluation, prompt engineering, and high-fidelity transcription quality work.
About
I’m Lazarus Otiieno, a digital design and AI-focused professional with extensive experience in LLM evaluation, prompt engineering, and high-fidelity transcription quality work. I refine machine learning outputs through careful data processing, ensuring the final results are accurate, consistent, and user-focused for complex data-driven projects.
I also bring strong quality assurance and domain expertise from subject-matter and QA leadership roles, where I managed high-detail data labeling and helped maintain strict standards across evolving client guidelines. Whether it’s benchmarking and RLHF workflows, converting audio to verbatim text with tight formatting rules, or improving annotation consistency through edge-case review, I’m committed to delivering reliable outcomes you can trust.
- 9 years' experience
- Joined June 2026
Industry experience
- Computers & Electronics
- Media & Entertainment
- Education
- Professional Services
- Other
Work experience
Conduct high-level LLM evaluation including RLHF and prompt engineering. Perform precise transcription tasks with strong verbatim accuracy and adherence to complex linguistic and formatting guidelines. Specialize in data categorization and sentiment analysis to improve model response quality. Focus on high-fidelity data processing to support complex, accuracy-driven projects and reliable user-focused outcomes.
Progressed from Associate to Subject Matter Expert (SME) while executing QA responsibilities to maintain high-fidelity data standards. Provided critical coverage for QA leads and managed complex data labeling across multiple projects, ensuring strict adherence to evolving client guidelines. Strengthened documentation quality and ensured label consistency by identifying edge cases and reducing annotation noise.
Coordinated organizational activities and managed records with high precision. Ensured accuracy in attendance tracking and maintained reliable documentation.
Education
Certifications and awards
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