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Albert Maranga

@albertmaranga

Detail-oriented data annotation specialist improving AI performance through accurate labeling.

Zimbabwe
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What I'm looking for

I look for details guidelines, transparent payments structure, feedback and technical stability

I am a detail-oriented data annotation specialist focused on improving AI performance through accurate image and audio labeling. I have hands-on experience conducting image labeling, drawing bounding boxes, and performing audio transcription and annotation to support computer vision and speech recognition model training.

I developed bounding box specifications and maintained standards of accuracy and consistency across datasets, emphasizing precision and clarity. I bring strong attention to detail and English proficiency to ensure high-quality annotations that contribute to successful AI model outcomes.

Experience

Work history, roles, and key accomplishments

1-800 Contacts logoC

Data annotation specialist

Apr 2023 - May 2025 (2 years 1 month)

I was data annotation specialist in this company

Education

Degrees, certifications, and relevant coursework

KC

Kisii National College

College Level Education, Data Annotation

2020 - 2024

Activities and societies: Image labeling, drawing bounding boxes, developing bounding box specifications, audio transcription and annotation

Completed college-level education while performing data annotation tasks including image labeling, bounding box creation, and audio transcription to support computer vision and speech recognition projects.

Tech stack

Software and tools used professionally

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