Manh Nguyen

Key Skills

Software

Remotasks

Clickworker

Top Subject Matter

Computer Vision

Natural Language Processing

AI Model Evaluation

Top Data Types

Image

Video

Text

Document

Top Task Types

Bounding Box

Action Recognition

Classification

Freelancer Overview

AI Data Annotation Specialist – Computer Vision Labeling. Core strengths include Remotasks, Atlas Labs, and Clickworker. AI-training focus includes data types such as Image, Video, and Text and labeling workflows including Bounding Box, Action Recognition, and Classification.

Labeling Experience

AI Model Evaluation Specialist – Hallucination Detection & Rating

Text

I reviewed and evaluated AI model outputs to detect hallucinations, biases, and errors. My work focused on assessing the quality of text responses and providing precise ratings based on strict guidelines. This process improved model reliability by highlighting problems and contributing corrections. • Evaluated search relevance through the UHRS platform. • Detected labeling inconsistencies and AI hallucinations. • Delivered feedback to enhance AI system accuracy. • Supported guideline-based evaluation tasks for various AI platforms.

I reviewed and evaluated AI model outputs to detect hallucinations, biases, and errors. My work focused on assessing the quality of text responses and providing precise ratings based on strict guidelines. This process improved model reliability by highlighting problems and contributing corrections. • Evaluated search relevance through the UHRS platform. • Detected labeling inconsistencies and AI hallucinations. • Delivered feedback to enhance AI system accuracy. • Supported guideline-based evaluation tasks for various AI platforms.

Present

NLP Data Annotator – Text Classification

ClickworkerTextClassification

I completed text classification and intent labeling tasks to support NLP model training. This involved categorizing text samples and identifying intent according to platform-provided guidelines. I contributed to NLP projects by ensuring consistent and high-quality labeled text data. • Used Remotasks and Clickworker platforms for text annotation. • Performed classification and intent labeling. • Achieved high accuracy scores and adhered to strict labeling standards. • Evaluated AI responses to identify bias and annotation errors.

I completed text classification and intent labeling tasks to support NLP model training. This involved categorizing text samples and identifying intent according to platform-provided guidelines. I contributed to NLP projects by ensuring consistent and high-quality labeled text data. • Used Remotasks and Clickworker platforms for text annotation. • Performed classification and intent labeling. • Achieved high accuracy scores and adhered to strict labeling standards. • Evaluated AI responses to identify bias and annotation errors.

Present

Video Annotation Specialist – Atomic Action Labeling

VideoAction Recognition

I annotated human-object interaction videos for use in AI training datasets. My responsibilities included atomic action identification and precise video segmentation. I ensured that all labels conformed to provided annotation instructions and quality requirements. • Performed action recognition labeling on Atlas Labs platform. • Conducted segmentation tasks for video datasets. • Focused on high accuracy and guideline compliance. • Supported the creation of computer vision models with annotated video data.

I annotated human-object interaction videos for use in AI training datasets. My responsibilities included atomic action identification and precise video segmentation. I ensured that all labels conformed to provided annotation instructions and quality requirements. • Performed action recognition labeling on Atlas Labs platform. • Conducted segmentation tasks for video datasets. • Focused on high accuracy and guideline compliance. • Supported the creation of computer vision models with annotated video data.

Present

AI Data Annotation Specialist – Computer Vision Labeling

RemotasksImageBounding Box

As an AI Data Annotation Specialist, I supported machine learning development by accurately labeling image data for computer vision tasks. I followed detailed guidelines to perform bounding box labeling and segmentation, ensuring compliance with platform standards. My role focused on delivering high-quality datasets to train and refine computer vision models. • Labeled images primarily for object detection and recognition. • Maintained 90–95% accuracy on platforms such as Toloka and Remotasks. • Applied dense and coarse labeling strategies. • Used web-based annotation platforms and followed strict compliance policies.

As an AI Data Annotation Specialist, I supported machine learning development by accurately labeling image data for computer vision tasks. I followed detailed guidelines to perform bounding box labeling and segmentation, ensuring compliance with platform standards. My role focused on delivering high-quality datasets to train and refine computer vision models. • Labeled images primarily for object detection and recognition. • Maintained 90–95% accuracy on platforms such as Toloka and Remotasks. • Applied dense and coarse labeling strategies. • Used web-based annotation platforms and followed strict compliance policies.

Present

Education

Work History