Lucas Kamau

Key Skills

Software

Sama

Other

CVAT

Top Subject Matter

Visual Data Annotation Quality Assurance

2D Image Annotation Quality Control

Image Data Annotation

Top Data Types

Image

Text

Top Task Types

Classification

Freelancer Overview

Associate, SAMASOURCE AI. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Sama, Other, and CVAT. AI-training focus includes data types such as Image and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Reviewer, AVALA AI (Part-time Data labelling)

OtherImage

Checked and verified 2D image annotations for correctness and alignment with project requirements. Shared clear feedback with team members to improve consistency and accuracy across labeled datasets. Upheld project-specific standards in every review cycle. • Focused on image annotation accuracy • Proactively addressed labeling errors • Used feedback mechanisms to improve dataset quality • Coordinated with annotation leads for project updates

Checked and verified 2D image annotations for correctness and alignment with project requirements. Shared clear feedback with team members to improve consistency and accuracy across labeled datasets. Upheld project-specific standards in every review cycle. • Focused on image annotation accuracy • Proactively addressed labeling errors • Used feedback mechanisms to improve dataset quality • Coordinated with annotation leads for project updates

2024 - 2025

Associate, SAMASOURCE AI

SamaImage

Reviewed and validated the accuracy of data annotations performed by other team members to ensure adherence to quality standards. Provided feedback on annotations for precision and consistency across datasets. Maintained consistent quality by systematically checking labeled outputs. • Ensured standardized annotation practices • Led continuous quality improvement in annotation workflows • Fostered collaboration between annotators and reviewers • Actively contributed to the reliability of AI training data

Reviewed and validated the accuracy of data annotations performed by other team members to ensure adherence to quality standards. Provided feedback on annotations for precision and consistency across datasets. Maintained consistent quality by systematically checking labeled outputs. • Ensured standardized annotation practices • Led continuous quality improvement in annotation workflows • Fostered collaboration between annotators and reviewers • Actively contributed to the reliability of AI training data

2023 - 2025

CVAT (Part-time Data Annotation)

CVATImageClassification

Performed detailed image and data labelling using CVAT tools as per provided guidelines. Contributed to maintaining high-quality annotation outputs by adhering to strict quality control measures. Followed clear annotation instructions to ensure precise labeling. • Used CVAT platform extensively • Ensured image data annotations met required standards • Maintained well-documented annotation processes • Collaborated with peers for consistency and best practices

Performed detailed image and data labelling using CVAT tools as per provided guidelines. Contributed to maintaining high-quality annotation outputs by adhering to strict quality control measures. Followed clear annotation instructions to ensure precise labeling. • Used CVAT platform extensively • Ensured image data annotations met required standards • Maintained well-documented annotation processes • Collaborated with peers for consistency and best practices

2024 - 2024

Education

Work History