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I am an experienced AI Trainer and LLM Evaluation Specialist with a strong background in data annotation and quality assurance for large-scale AI systems. My passion lies in improving language models through structured feedback and safety reviews, ensuring high accuracy and relevance. I value precision and consistency in my work, which has been recognized by various global AI platforms.…

SYLVIAH NYAMBURA

AI Developer, AI Prompt Engineer, Audio Transcriber, +1

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I am an experienced AI Trainer and LLM Evaluation Specialist with a strong background in data annotation and quality assurance for large-scale AI systems. My passion lies in improving language models through structured feedback and safety reviews, ensuring high accuracy and relevance. I value precision and consistency in my work, which has been recognized by various global AI platforms.…

Available to hire

I am an experienced AI Trainer and LLM Evaluation Specialist with a strong background in data annotation and quality assurance for large-scale AI systems. My passion lies in improving language models through structured feedback and safety reviews, ensuring high accuracy and relevance. I value precision and consistency in my work, which has been recognized by various global AI platforms.

Skills

Prompt Engineering

Experience Level

Prompt Engineering

Expert

Work Experience

AI Trainer / LLM Evaluator at Freelance | Global AI Platforms

January 1, 2023 - January 1, 2025

Evaluated and ranked AI-generated responses based on accuracy, relevance, reasoning, tone, and safety. Identified hallucinations, logical inconsistencies, bias, and factual errors in LLM responses. Delivered structured feedback used directly in reinforcement learning pipelines.

Data Annotation Specialist (Text, NLP & Multimodal) at Remote

January 1, 2023 - January 1, 2026

Annotated large datasets for natural language understanding and classification tasks. Conducted linguistic quality checks to improve grammar and intent recognition. Consistently exceeded quality benchmarks in high-volume annotation projects.

Content Safety & Policy Review Analyst at Remote

January 1, 2022 - January 1, 2025

Reviewed AI-generated content for policy compliance and safety risks. Assessed outputs for toxicity, misinformation, and bias. Provided feedback to improve model behavior.

Prompt Evaluation & Instruction-Following Specialist at Remote

January 1, 2024 - January 1, 2026

Evaluated AI adherence to instructions and user intent. Improved prompt-response alignment by identifying failure patterns. Supported fine-tuning efforts for instruction-following models.

AI Quality Assurance (QA) Reviewer at Remote

January 1, 2024 - January 1, 2025

Audited completed annotation tasks for accuracy and consistency. Provided corrective feedback to annotators to improve quality. Helped maintain platform-wide quality standards.