Clement Nganga

Key Skills

Software

CVAT

Top Subject Matter

AI Training Data

AI Language Model Training

Top Data Types

Image

Text

Top Task Types

Classification

Bounding Box

Polygon

Segmentation

Point/Key Point

Cuboid

Transcription

Freelancer Overview

Data Annotation & Quality Evaluation Expert. Core strengths include CVAT and OBS Studio. Education includes Certificate, ALX Africa Leadership Experience (ALX) (2023). AI-training focus includes data types such as Image and Text and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

Data Annotation & Quality Evaluation Expert

CVATImageClassification

As a Data Annotation & Quality Evaluation Expert at iMerit Technology, I evaluated and annotated AI training datasets using the CVAT annotation platform. My responsibilities included maintaining accuracy targets, reviewing peer content, and providing structured written feedback to improve quality standards. I also developed systematic evaluation methodologies to increase file approval rates and assisted with content organization and onboarding new team members. • Performed content review and adherence checks for diverse datasets. • Consistently met high-volume quality benchmarks as set by client teams. • Led peer feedback cycles to identify and document errors or inconsistencies. • Utilized CVAT and analytical skills to ensure data quality and traceability.

As a Data Annotation & Quality Evaluation Expert at iMerit Technology, I evaluated and annotated AI training datasets using the CVAT annotation platform. My responsibilities included maintaining accuracy targets, reviewing peer content, and providing structured written feedback to improve quality standards. I also developed systematic evaluation methodologies to increase file approval rates and assisted with content organization and onboarding new team members. • Performed content review and adherence checks for diverse datasets. • Consistently met high-volume quality benchmarks as set by client teams. • Led peer feedback cycles to identify and document errors or inconsistencies. • Utilized CVAT and analytical skills to ensure data quality and traceability.

2023 - 2024

AI Training Data Contributor & Content Evaluator

Text

At Luel AI, I served as an AI Training Data Contributor & Content Evaluator focused on producing and evaluating language model training datasets. My duties included ensuring the quality and naturalness of produced content, maintaining adherence to project standards, and delivering precise assessments across multiple contexts. I adapted evaluation methods for varying requirements and managed independent workloads in a remote setup. • Generated high-quality content samples for language model development. • Conducted thorough content evaluations using objective, data-driven criteria. • Applied OBS Studio for capturing and assessing textual outputs. • Ensured strict compliance with project specifications and timelines.

At Luel AI, I served as an AI Training Data Contributor & Content Evaluator focused on producing and evaluating language model training datasets. My duties included ensuring the quality and naturalness of produced content, maintaining adherence to project standards, and delivering precise assessments across multiple contexts. I adapted evaluation methods for varying requirements and managed independent workloads in a remote setup. • Generated high-quality content samples for language model development. • Conducted thorough content evaluations using objective, data-driven criteria. • Applied OBS Studio for capturing and assessing textual outputs. • Ensured strict compliance with project specifications and timelines.

2023 - 2023

Education

Work History