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Williams Nnodim

Williams Nnodim

Freelance AI Data Annotator (Image Segmentation Practice)

Nigeria flagPort Harcourt, Nigeria
$10.00/hrIntermediateAppenClickworkerOneforma

Key Skills

Software

AppenAppen
ClickworkerClickworker
OneFormaOneForma
RemotasksRemotasks
TelusTelus

Top Subject Matter

Computer Vision
Video Action Recognition
Large Language Models

Top Data Types

ImageImage
VideoVideo
TextText
DocumentDocument

Top Task Types

PolygonPolygon
Action RecognitionAction Recognition
ClassificationClassification

Freelancer Overview

Freelance AI Data Annotator (Image Segmentation Practice). Brings 1+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Adobe Photoshop, CapCut, and N. Education includes Bachelor of Science, Micheal Okpara University of Agriculture Umudike (2025). AI-training focus includes data types such as Image, Video, and Text and labeling workflows including Polygon, Action Recognition, and Classification.

IntermediateEnglish

Labeling Experience

Freelance AI Data Annotator (Text Annotation & Evaluation)

TextClassification
I labeled diverse text datasets focusing on classification, entity recognition, and sentiment analysis for AI model improvement. My experience included evaluating AI-generated content, preference ranking, and providing quality assurance feedback. I worked in simulated LLM and text evaluation workflows following strict annotation guidelines. • Performed text classification and entity recognition. • Evaluated and rated AI-generated textual responses. • Provided feedback and quality assurance on labeled data. • Ensured compliance with labeling instructions and standards.

I labeled diverse text datasets focusing on classification, entity recognition, and sentiment analysis for AI model improvement. My experience included evaluating AI-generated content, preference ranking, and providing quality assurance feedback. I worked in simulated LLM and text evaluation workflows following strict annotation guidelines. • Performed text classification and entity recognition. • Evaluated and rated AI-generated textual responses. • Provided feedback and quality assurance on labeled data. • Ensured compliance with labeling instructions and standards.

2026 - Present

Freelance AI Data Annotator (Video Annotation Practice)

VideoAction Recognition
I created and edited video clips to practice action labeling, object tracking, and temporal annotation using CapCut. This role involved identifying keyframes, labeling object movements, and annotating actions relevant to training computer vision models. My tasks required detailed video structure analysis and application of annotation principles. • Practiced object tracking and temporal labeling. • Labeled actions and events in video frames. • Applied keyframe identification and annotation skills. • Used CapCut for detailed video annotation exercises.

I created and edited video clips to practice action labeling, object tracking, and temporal annotation using CapCut. This role involved identifying keyframes, labeling object movements, and annotating actions relevant to training computer vision models. My tasks required detailed video structure analysis and application of annotation principles. • Practiced object tracking and temporal labeling. • Labeled actions and events in video frames. • Applied keyframe identification and annotation skills. • Used CapCut for detailed video annotation exercises.

2026 - Present

Freelance AI Data Annotator (Image Segmentation Practice)

ImagePolygon
I practiced high-precision image labeling and segmentation using Photoshop techniques to prepare datasets for computer vision. My work involved polygon tracing, masking, color differentiation, and clean-up to create quality annotation samples. I ensured accuracy and consistency by following complex guidelines throughout the process. • Utilized polygon and masking tools for precise segmentations. • Simulated annotation tasks common in AI training workflows. • Focused on accuracy, consistency, and compliance with labeling standards. • Applied Photoshop skills to image annotation and clean-up tasks.

I practiced high-precision image labeling and segmentation using Photoshop techniques to prepare datasets for computer vision. My work involved polygon tracing, masking, color differentiation, and clean-up to create quality annotation samples. I ensured accuracy and consistency by following complex guidelines throughout the process. • Utilized polygon and masking tools for precise segmentations. • Simulated annotation tasks common in AI training workflows. • Focused on accuracy, consistency, and compliance with labeling standards. • Applied Photoshop skills to image annotation and clean-up tasks.

2026 - Present

Education

M

Micheal Okpara University of Agriculture Umudike

Bachelor of Science, Electrical and Electronics Engineering

Bachelor of Science
2021 - 2025

Work History

S

Self-Employed

Freelance Web Developer

Port Harcourt
2026 - Present
S

Self-Employed

Freelance Graphic Designer and Video Editor

Port Harcourt
2026 - Present