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E
Emmanuel M.

Emmanuel M.

Data Annotator (Quality checks and guideline feedback)

Kenya flagNairobi, Kenya

Key Skills

Software

Micro1

Top Subject Matter

Annotated datasets for AI/model training quality control.
Autonomous vehicles and computer vision
speech and voice AI

Top Data Types

TextText

Top Task Types

Data CollectionData Collection

Freelancer Overview

Over the past 3 to 5 years, I've worked at the intersection of human judgment and machine intelligence — labeling the data that teaches AI systems how to see, hear, and understand the world. Across that time, I've maintained a 95%+ quality accuracy rate on annotation tasks, contributed to projects spanning 100,000+ labeled assets, and earned consistent repeat engagements on Mercor, Upwork, and Micro1 — platforms where only results keep you in the room. My core strengths lie in image and video annotation and audio transcription, areas that demand more than just speed. They require patience, pattern recognition, and an almost obsessive attention to detail. I've applied those strengths across computer vision pipelines and speech recognition models, helping reduce model error rates and accelerate training timelines for clients who couldn't afford guesswork in their data. What keeps me competitive isn't just experience — it's accountability. I've delivered on tight turnarounds without sacrificing accuracy, managed multi-format projects independently, and built a reputation that speaks before I do. In a field where bad labels mean broken models, I've learned that precision isn't optional. It's everything.

Labeling Experience

Data Annotator (Quality checks and guideline feedback)

TextTextData CollectionData Collection

Performed quality checks on large volumes of annotated data entries for multiple project types. Monitored annotation accuracy and escalated issues to supervisors to reduce downstream errors in model training pipelines. Contributed feedback to improve annotation guidelines and style guides used by the team. • Conducted 500+ quality checks per week. • Maintained ~98% accuracy across projects. • Flagged and escalated 200+ incomplete or inconsistent datasets. • Updated guidance through incorporation into 2 revised style guides.

2023 - Present

Education

M

Mount Kenya University

Bachelor of Science, Health Administration

Bachelor of Science
2022 - 2025

Work History

M

Mindrift

English Writer

Nairobi
2023 - Present
M

Micro1

Technical Content Writer

Nairobi
2022 - Present