Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am Joyce Ndegwa, an analytical BBIT student and AI Data Annotator specializing in prompt engineering, RLHF, and response evaluation. I excel at producing precise training data for LLMs and am passionate about building robust AI systems. I am multilingual (English, Swahili, Gikuyu) with hands-on experience in full-stack web development. I actively contribute to AI training projects on platforms like Twine and am pursuing a Bachelor of Business Information Technology at Kirinyaga University, with an expected graduation in 2028.…I am Joyce Ndegwa, an analytical BBIT student and AI Data Annotator specializing in prompt engineering, RLHF, and response evaluation. I excel at producing precise training data for LLMs and am passionate about building robust AI systems. I am multilingual (English, Swahili, Gikuyu) with hands-on experience in full-stack web development. I actively contribute to AI training projects on platforms like Twine and am pursuing a Bachelor of Business Information Technology at Kirinyaga University, with an expected graduation in 2028.

JOYCE NDEGWA

AI Prompt Engineer, AI Developer, Data Annotator, +2





I am Joyce Ndegwa, an analytical BBIT student and AI Data Annotator specializing in prompt engineering, RLHF, and response evaluation. I excel at producing precise training data for LLMs and am passionate about building robust AI systems. I am multilingual (English, Swahili, Gikuyu) with hands-on experience in full-stack web development. I actively contribute to AI training projects on platforms like Twine and am pursuing a Bachelor of Business Information Technology at Kirinyaga University, with an expected graduation in 2028.…I am Joyce Ndegwa, an analytical BBIT student and AI Data Annotator specializing in prompt engineering, RLHF, and response evaluation. I excel at producing precise training data for LLMs and am passionate about building robust AI systems. I am multilingual (English, Swahili, Gikuyu) with hands-on experience in full-stack web development. I actively contribute to AI training projects on platforms like Twine and am pursuing a Bachelor of Business Information Technology at Kirinyaga University, with an expected graduation in 2028.

Available to hire

I am Joyce Ndegwa, an analytical BBIT student and AI Data Annotator specializing in prompt engineering, RLHF, and response evaluation. I excel at producing precise training data for LLMs and am passionate about building robust AI systems.

I am multilingual (English, Swahili, Gikuyu) with hands-on experience in full-stack web development. I actively contribute to AI training projects on platforms like Twine and am pursuing a Bachelor of Business Information Technology at Kirinyaga University, with an expected graduation in 2028.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Swahili

Fluent

Kikuyu, Gikuyu

Fluent

Work Experience

AI Data Annotator / Prompt Engineer at Twine, Outlier, Micro1

June 1, 2026 - Present

Engineer high-quality prompts and evaluate AI-generated outputs for factual accuracy, structural alignment, and linguistic nuance. Perform reinforcement learning from human feedback (RLHF) to fine-tune large language models.