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Hi, I'm Chukwuemeka Aloy Nkwocha, an AI data annotation specialist with hands-on experience evaluating and labeling text, image, and video datasets for training LLMs, NLP systems, and computer vision models. I'm highly skilled in following annotation guidelines, quality assurance, LLM output evaluation, dataset optimization, and workflow execution. I have a proven track record of delivering 98%+ accuracy, improving model performance, and supporting cross-functional AI teams.…Hi, I'm Chukwuemeka Aloy Nkwocha, an AI data annotation specialist with hands-on experience evaluating and labeling text, image, and video datasets for training LLMs, NLP systems, and computer vision models. I'm highly skilled in following annotation guidelines, quality assurance, LLM output evaluation, dataset optimization, and workflow execution. I have a proven track record of delivering 98%+ accuracy, improving model performance, and supporting cross-functional AI teams.

Chukwuemeka Aloy Nkwocha

Data Scientist, Data Analyst, AI Engineer, +2

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Hi, I'm Chukwuemeka Aloy Nkwocha, an AI data annotation specialist with hands-on experience evaluating and labeling text, image, and video datasets for training LLMs, NLP systems, and computer vision models. I'm highly skilled in following annotation guidelines, quality assurance, LLM output evaluation, dataset optimization, and workflow execution. I have a proven track record of delivering 98%+ accuracy, improving model performance, and supporting cross-functional AI teams.…Hi, I'm Chukwuemeka Aloy Nkwocha, an AI data annotation specialist with hands-on experience evaluating and labeling text, image, and video datasets for training LLMs, NLP systems, and computer vision models. I'm highly skilled in following annotation guidelines, quality assurance, LLM output evaluation, dataset optimization, and workflow execution. I have a proven track record of delivering 98%+ accuracy, improving model performance, and supporting cross-functional AI teams.

Available to hire

Hi, I’m Chukwuemeka Aloy Nkwocha, an AI data annotation specialist with hands-on experience evaluating and labeling text, image, and video datasets for training LLMs, NLP systems, and computer vision models. I’m highly skilled in following annotation guidelines, quality assurance, LLM output evaluation, dataset optimization, and workflow execution.

I have a proven track record of delivering 98%+ accuracy, improving model performance, and supporting cross-functional AI teams.

Skills

AI Data Labelling

Copywriting

Experience Level

AI Data Labelling

Expert

Copywriting

Expert

Language

English

Fluent

Igbo

Fluent

Hausa

Fluent

Work Experience

Video Data Annotation Expert at Atlas Capture.io

November 1, 2025 - Present

Annotated short video clips showing hands interacting with various objects; provided frame-by-frame descriptions of actions, object movements, and interactions; identified, flagged, and escalated edge cases and ambiguous scenarios according to project guidelines; maintained high accuracy and consistency while following strict annotation standards; demonstrated strong attention to detail and quality control in time-sensitive labeling tasks.

Image Data Collector & Annotator at Micro1.ai

December 1, 2025 - Present

Captured and labeled high-quality real-world images following strict AI training guidelines; produced full-scene and isolated images featuring one person interacting with multiple objects; delivered structured image datasets: full scene, background and isolated objects for computer vision training; ensured ethical standards (no minors), visual consistency, and shot order requirements.

Freelance Creative Writer/Content Specialist at Fiverr/Upwork

June 1, 2023 - August 1, 2025

Delivered high-impact creative writing, YouTube scripts, SEO articles, and marketing content; edited and managed face-less YouTube channels using Canva, CapCut, and Clipchamp; provided AI-powered transcription and content repurposing services.

Research Assistant at University of Ibadan

May 1, 2015 - June 1, 2019

Assisted in supervising student projects and supported academic research development; co-authored peer-reviewed publications and contributed to research design and analysis.