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Jackson  Mungai JM
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Jackson Mungai

@todasmagumu

Language and Data Specialist specializing in AI data annotation, linguistic validation, and English–Swahili localization.

Kenya
Message

What I'm looking for

I’m looking for remote AI data training work where I can annotate and evaluate language data with strict format adherence—supporting Swahili/English localization, fact-checking, and pairwise ranking—while contributing 20–25 hours per week consistently.

I’m a detail-oriented Language and Data Specialist with native fluency in Swahili and professional working proficiency in English. My background in Information Technology strengthened my technical problem-solving and practical analytical mindset, especially when accuracy matters and guidelines are strict.

Since January 2025, I’ve worked as a Freelance Data Annotator & Remote Researcher, analyzing, categorizing, and annotating over 4,000 text datasets to support language model performance, with an accuracy track record above 95%. I evaluate pair-wise text responses for factual correctness, cultural relevance, and linguistic naturalness in Swahili, while cross-referencing external sources to flag informational inaccuracies or logical gaps.

From September 2023 to November 2024, I supported Academic Assignments & Projects as a Technical Project Assistant. I collaborated on documentation and data organization, reviewed project guidelines and standard operating procedures, and maintained detailed logs of metrics—reporting anomalies or unexpected data discrepancies to supervisors.

I bring a fully compliant remote desktop workstation, a high-speed stable internet connection, and strict adherence to non-VPN/proxy protocols. I’m ready to contribute 20–25 hours per week to localized AI data training and annotation projects, delivering on targets with independent, self-guided execution.

Experience

Work history, roles, and key accomplishments

RG
Current

Freelance Data Annotator

Remote Gigs

Jan 2025 - Present (1 year 5 months)

Annotated and categorized 4,000+ text datasets to support language-model optimization, maintaining 95%+ accuracy. Performed pairwise response evaluation for Swahili factual correctness, cultural relevance, and linguistic naturalness, and flagged inaccuracies via web/database cross-checks.

KP

Technical Project Assistant

Kiambu National Polytechnic

Sep 2023 - Nov 2024 (1 year 2 months)

Collaborated on group documentation and data organization by entering technical records and project outlines accurately. Reviewed project guidelines and SOPs, maintained metric logs, and reported anomalies or data discrepancies to supervisors.

Education

Degrees, certifications, and relevant coursework

KP

Kiambu National Polytechnic

Information Technology

Completed a qualification in Information Technology at Kiambu National Polytechnic in 2024.

Tech stack

Software and tools used professionally

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