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Kelvin Acheampong

Kelvin Acheampong

Data Annotation Specialist

Ghana flagAccra, Ghana
$5.00/hrExpertTelusInternal Proprietary Tooling

Key Skills

Software

TelusTelus
Internal/Proprietary Tooling

Top Subject Matter

AI model evaluation
audio/image data labeling
customer support

Top Data Types

AudioAudio
ImageImage
TextText

Top Task Types

ClassificationClassification
Bounding BoxBounding Box
SegmentationSegmentation
PolygonPolygon
PolylinePolyline

Freelancer Overview

Data Annotation Specialist (Remote – Contract). Brings 4+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include N and A. Education includes Senior High School Certificate, St Peter’s Senior High School (2020) and Degree in Information Technology Management, University of Professional Studies Accra. A certification in data labelling from Data maker. AI-training focus includes data types such as Audio and labelling workflows including Classification.

ExpertEnglish

Labeling Experience

Data Annotation Specialist (Remote – Contract)

AudioClassification
As a Data Annotation Specialist, I performed extensive data labeling for audio and image datasets to improve AI model performance. I provided qualitative feedback on the clarity and correctness of labeled data and collaborated remotely with other annotators to ensure consistency and quality. I engaged in AI-response evaluation tasks, contributing to long-term contract projects focused on model evaluation and improvement. • Conducted audio annotation for enhanced speech and sound recognition. • Performed image analysis for quality control and labeling accuracy. • Evaluated AI-generated responses for tone, clarity, and correctness. • Worked within a distributed remote team for sustained project delivery.

As a Data Annotation Specialist, I performed extensive data labeling for audio and image datasets to improve AI model performance. I provided qualitative feedback on the clarity and correctness of labeled data and collaborated remotely with other annotators to ensure consistency and quality. I engaged in AI-response evaluation tasks, contributing to long-term contract projects focused on model evaluation and improvement. • Conducted audio annotation for enhanced speech and sound recognition. • Performed image analysis for quality control and labeling accuracy. • Evaluated AI-generated responses for tone, clarity, and correctness. • Worked within a distributed remote team for sustained project delivery.

2024 - 2025

Education

U

University of Professional Studies Accra

Bachelor of Science, Information Technology Management

Bachelor of Science
2022 - 2024
U

University of Professional Studies Accra

Diploma in Information Technology Management, Information Technology Management

Diploma in Information Technology Management
2020 - 2022

Work History

E

Electoral Commission of Ghana

National Service Personnel

Accra
2024 - Present
E

Electoral Commission of Ghana

Verification Officer

Accra
2024 - 2024