Kelvin Kigen

Key Skills

Software

Labelbox

Remotasks

Top Subject Matter

Multilingual NLP

LLM AI Training & Evaluation

Low-resource Language AI

Top Data Types

Text

Document

Top Task Types

Prompt + Response Writing (SFT)

Freelancer Overview

AI Data Specialist / AI Trainer (Freelance & Contract Roles). Brings 5+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Labelbox, Remotasks, and Alignerr. Education includes Bachelor of Economics and Finance, Kirinyaga University (2023) and Kenya Certificate of Secondary Education, Sacho High School (2018). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Prompt + Response Writing (SFT).

Labeling Experience

Multilingual NLP Dataset Annotator

Text

I specialized in translation, transcription, and contextual evaluation tasks for multilingual NLP dataset development. My work ensured representation and inclusivity of African languages in AI systems. The role required linguistic proficiency and cultural adaptation of AI-generated output. • Developed, translated, and transcribed NLP datasets (Oromo, Amharic, Swahili, English) • Improved language coverage for AI-driven platforms • Conducted contextual and quality assurance reviews • Adapted AI content to meet cultural expectations

I specialized in translation, transcription, and contextual evaluation tasks for multilingual NLP dataset development. My work ensured representation and inclusivity of African languages in AI systems. The role required linguistic proficiency and cultural adaptation of AI-generated output. • Developed, translated, and transcribed NLP datasets (Oromo, Amharic, Swahili, English) • Improved language coverage for AI-driven platforms • Conducted contextual and quality assurance reviews • Adapted AI content to meet cultural expectations

2024 - Present

Prompt Engineering & AI Alignment Contributor

RemotasksTextPrompt Response Writing SFT

I contributed to prompt engineering and alignment tasks to guide LLM behavior and enhance response quality. This involved writing, adapting, and reviewing prompts and model outputs within a multilingual context. The work reduced response inconsistencies and improved accuracy in AI-generated content. • Designed and iterated prompts for improved AI alignment • Focused on low-resource African languages • Evaluated tone, accuracy, and cultural relevance • Worked collaboratively to support AI model fine-tuning

I contributed to prompt engineering and alignment tasks to guide LLM behavior and enhance response quality. This involved writing, adapting, and reviewing prompts and model outputs within a multilingual context. The work reduced response inconsistencies and improved accuracy in AI-generated content. • Designed and iterated prompts for improved AI alignment • Focused on low-resource African languages • Evaluated tone, accuracy, and cultural relevance • Worked collaboratively to support AI model fine-tuning

2024 - Present

AI Data Specialist / AI Trainer (Freelance & Contract Roles)

LabelboxText

As an AI Data Specialist and AI Trainer, I conducted extensive annotation, review, and ranking of AI-generated responses. My responsibilities included linguistic and contextual evaluation in four languages: Oromo, Amharic, Swahili, and English. I focused on developing datasets and improving AI models for underrepresented African languages. • Annotated and evaluated thousands of AI-generated text responses • Performed prompt engineering to optimize model outputs • Maintained strict adherence to quality assurance standards • Applied multilingual expertise to enhance contextual relevance

As an AI Data Specialist and AI Trainer, I conducted extensive annotation, review, and ranking of AI-generated responses. My responsibilities included linguistic and contextual evaluation in four languages: Oromo, Amharic, Swahili, and English. I focused on developing datasets and improving AI models for underrepresented African languages. • Annotated and evaluated thousands of AI-generated text responses • Performed prompt engineering to optimize model outputs • Maintained strict adherence to quality assurance standards • Applied multilingual expertise to enhance contextual relevance

2024 - Present

Education

Work History