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Madandi A.

Madandi A.

AI Trainer & Data Annotation Specialist (Practical AI Projects)

Rwanda flagKigali, Rwanda

Key Skills

Software

Other

Top Subject Matter

Large Language Models (LLMs)
AI Assistants
Rlhf Domain Expertise

Top Data Types

TextText
DocumentDocument
ImageImage

Top Task Types

Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Text GenerationText Generation
Text SummarizationText Summarization
TranscriptionTranscription
Data CollectionData Collection

Freelancer Overview

AI Trainer & Data Annotation Specialist (Practical AI Projects). Brings 2+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Certificate, The Open University (2026). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

AI Trainer & Data Annotation Specialist (Practical AI Projects)

OtherTextText

Led AI evaluation and annotation activities on LLM-generated text to improve response quality, accuracy, and alignment with instructions. Performed rubric-based scoring, response rewriting, prompt testing, and error detection for AI models such as Claude, Claude Code, and ChatGPT. Applied guidelines for RLHF, red teaming, classification, and response evaluation across structured annotation projects. • Conducted detailed LLM response assessments using established rubrics and checklists. • Utilized prompt engineering and workflow design skills to create and refine AI outputs. • Implemented structured quality checks, error categorization, and bias/safety evaluation. • Collaborated on guideline clarification, documentation improvements, and process optimization.

2024 - Present

Education

U

Udemy

Certificate of completion, Learn the Fundamentals of ChatGPT 5, Prompt Engineering, CoPilot, & AI agents in a Fast, Simple, & Practical Way

Certificate of completion
2026 - 2026
A

Anthropic

Certificate of completion, Introduction to Claude Cowork

Certificate of completion
2026 - 2026

Work History

C

CCI Global

BPO Support Agent (Tier 2)

Kigali
2024 - 2025