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J
Jeffertzon A.

Jeffertzon A.

AI Data Annotation Specialist

Philippines flagCavite, Philippines

Key Skills

Software

No software listed

Top Subject Matter

AI & Machine Learning Data Annotation

Top Data Types

ImageImage
VideoVideo
TextText

Top Task Types

Bounding BoxBounding Box
PolygonPolygon
SegmentationSegmentation
ClassificationClassification
CuboidCuboid
Point/Key PointPoint/Key Point

Freelancer Overview

I have over 7 years of experience in AI training and data annotation, working on projects for leading technology companies such as Google and Meta. My background includes image annotation, LiDAR annotation, semantic and instance segmentation, bounding boxes, polygon annotation, keypoint labeling, video annotation, transcription, conversation annotation, audio annotation, music annotation, and music metadata classification. I have worked with large-scale datasets, consistently meeting strict quality standards while following detailed annotation guidelines to produce accurate, consistent, and reliable training data for machine learning models.

Labeling Experience

In addition to annotation, I have more than 3 years of experience as a Data Processing Associate and Quality Assurance A

In addition to annotation, I have more than 3 years of experience as a Data Processing Associate and Quality Assurance Analyst, where I reviewed annotations, maintained quality benchmarks, trained team members, and led multiple annotation projects. This experience strengthened my attention to detail, analytical thinking, and ability to ensure high-quality AI datasets while delivering projects accurately and on schedule.

Not specified

Education

H

High School / Diploma

Degree not specified

Not specified
Not specified

Work History

C

Company not specified

AI Data Annotation Specialist.

Location not specified
Not specified