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Stanley Ndumbi

Language Evaluator & Content Specialist

Kenya flagNairobi, Kenya
IntermediateOther

Key Skills

Software

Other

Top Subject Matter

Linguistics Domain Expertise
African Literature
Language Modeling

Top Data Types

TextText
AudioAudio

Top Task Types

Classification

Freelancer Overview

Language Evaluator & Content Specialist. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Arts, Laikipia University (2022). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Intermediate

Labeling Experience

Language Evaluator & Content Specialist

OtherText
As a Language Evaluator & Content Specialist, I contributed to the generation of high-fidelity training data for LLMs by annotating and reviewing text data. My responsibilities included evaluating AI-generated outputs for factuality, safety, and helpfulness, and categorizing historical and contemporary African literary datasets. I specialized in English and Swahili semantic accuracy and quality assurance for linguistic data. • Performed text annotation, sentiment analysis, and intent classification for multi-lingual datasets. • Labeled and organized academic research data with a regional dialect focus. • Conducted deep semantic review and ensured natural phrasing in AI training material. • Identified hallucinations, logical inconsistencies, and grammatical errors in model outputs.

As a Language Evaluator & Content Specialist, I contributed to the generation of high-fidelity training data for LLMs by annotating and reviewing text data. My responsibilities included evaluating AI-generated outputs for factuality, safety, and helpfulness, and categorizing historical and contemporary African literary datasets. I specialized in English and Swahili semantic accuracy and quality assurance for linguistic data. • Performed text annotation, sentiment analysis, and intent classification for multi-lingual datasets. • Labeled and organized academic research data with a regional dialect focus. • Conducted deep semantic review and ensured natural phrasing in AI training material. • Identified hallucinations, logical inconsistencies, and grammatical errors in model outputs.

2024 - Present

Academic Curriculum Analyst

OtherTextClassification
In the role of Academic Curriculum Analyst, I applied structured data labeling methods to map educational content to competency-based education frameworks. I utilized measurement and evaluation principles to ensure high data integrity in student and curriculum datasets. My analytical work contributed to quality assurance in educational data modeling. • Labeled and classified academic content for alignment with curriculum frameworks. • Evaluated and distributed student performance data for research purposes. • Maintained high data accuracy using statistical models and manual classification. • Mapped text-based datasets to competency requirements with precision.

In the role of Academic Curriculum Analyst, I applied structured data labeling methods to map educational content to competency-based education frameworks. I utilized measurement and evaluation principles to ensure high data integrity in student and curriculum datasets. My analytical work contributed to quality assurance in educational data modeling. • Labeled and classified academic content for alignment with curriculum frameworks. • Evaluated and distributed student performance data for research purposes. • Maintained high data accuracy using statistical models and manual classification. • Mapped text-based datasets to competency requirements with precision.

2025 - 2025

Education

L

Laikipia University

Bachelor of Arts, English and Literature

Bachelor of Arts
2022

Work History

L

Laikipia University

Academic Researcher

Nairobi
2024 - Present
I

Independent

Language Consultant and Content Creator

Nairobi
2024 - Present