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S M Wasir Jayed Rafi

S M Wasir Jayed Rafi

Multimodal Data Annotation & AI Evaluation Specialist

BANGLADESH flag
Khulna, Bangladesh
$7.00/hrEntry LevelCVATLabelboxLabelimg

Key Skills

Software

CVATCVAT
LabelboxLabelbox
LabelImgLabelImg

Top Subject Matter

Urban Traffic
Media Analysis
General AI Datasets

Top Data Types

ImageImage
VideoVideo
AudioAudio

Top Label Types

Bounding Box
Classification
Segmentation
Polygon
Entity Ner Classification
Polyline
Point Key Point
Cuboid
Object Detection
Text Generation
Text Summarization
Transcription
Evaluation Rating

Freelancer Overview

Data Annotation & Media Analysis Specialist with published multimodal work and strong QA discipline. Hands-on experience across image, video, text and audio (bounding boxes, segmentation, temporal labeling, transcription) and LLM/multimodal evaluation with evidence-based rationales.

Entry LevelHindiBengaliEnglish

Labeling Experience

CVAT

Data Annotation & Media Analysis Specialist (Self-Employed)

CVATImageBounding Box
Executed multimodal data annotation projects for image, video, text, and audio datasets targeting AI model training. Applied bounding-box, segmentation, and tracking methods for computer vision and performed NER/classification for text with transcription on audio files. Led annotation QA, guideline creation, and exported datasets in COCO, Pascal VOC, and CSV formats. • Used CVAT, Labelbox, LabelImg, and Microsoft Excel for annotation work • Ensured quality through systematic QA audits and structured dataset exports • Produced media analysis, image descriptions, and content categorization • Delivered comprehensive annotation projects for urban traffic object-detection and media indexing.

Executed multimodal data annotation projects for image, video, text, and audio datasets targeting AI model training. Applied bounding-box, segmentation, and tracking methods for computer vision and performed NER/classification for text with transcription on audio files. Led annotation QA, guideline creation, and exported datasets in COCO, Pascal VOC, and CSV formats. • Used CVAT, Labelbox, LabelImg, and Microsoft Excel for annotation work • Ensured quality through systematic QA audits and structured dataset exports • Produced media analysis, image descriptions, and content categorization • Delivered comprehensive annotation projects for urban traffic object-detection and media indexing.

2025 - Present
CVAT

Media Analysis Portfolio

CVATImageClassification
Produced structured image descriptions and categorized visual content for metadata indexing and portfolio demonstration. Combined semantic analysis with technical annotation to map visual attributes. Aimed to enhance retrieval and structured search in digital asset management. • Focused on descriptive and categorical labeling of images • Used for portfolio and media analysis demonstration • Cross-referenced annotations with indexing strategies • Enhanced discoverability of image assets.

Produced structured image descriptions and categorized visual content for metadata indexing and portfolio demonstration. Combined semantic analysis with technical annotation to map visual attributes. Aimed to enhance retrieval and structured search in digital asset management. • Focused on descriptive and categorical labeling of images • Used for portfolio and media analysis demonstration • Cross-referenced annotations with indexing strategies • Enhanced discoverability of image assets.

Not specified
CVAT

Urban Traffic Object Detection Dataset (Published)

CVATImageBounding Box
Annotated urban traffic images using bounding boxes for object detection, focusing on vehicles, pedestrians, and traffic signs. Developed and documented labeling guidelines aligned with international standards. Conducted rigorous QA and dataset exports in COCO and Pascal VOC formats. • Published project examples and procedures on LinkedIn • Focused on structured urban image datasets • Ensured high annotation quality and consistency • Used for AI-driven object detection and traffic analysis.

Annotated urban traffic images using bounding boxes for object detection, focusing on vehicles, pedestrians, and traffic signs. Developed and documented labeling guidelines aligned with international standards. Conducted rigorous QA and dataset exports in COCO and Pascal VOC formats. • Published project examples and procedures on LinkedIn • Focused on structured urban image datasets • Ensured high annotation quality and consistency • Used for AI-driven object detection and traffic analysis.

Not specified

Education

U

University of Hertfordshire

Bachelor of Science, Computer Science

Bachelor of Science
2021 - 2023

Work History

S

Self-Employed / Freelance

Data Annotation & Media Analysis Specialist

Khulna
2025 - Present