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M
Mamuyovwi Akpowowo

Mamuyovwi Akpowowo

Senior Multimodal Data Annotation Specialist

USA flagManchester, Usa
$17.00/hrEntry LevelLabelboxCVATProdigy

Key Skills

Software

LabelboxLabelbox
CVATCVAT
ProdigyProdigy
Scale AIScale AI
AppenAppen
iMeritiMerit
Data Annotation TechData Annotation Tech
LionbridgeLionbridge
Other

Top Subject Matter

Multimodal AI
Natural Language Processing
Computer Vision

Top Data Types

ImageImage
AudioAudio
TextText
VideoVideo
DocumentDocument
Computer Code ProgrammingComputer Code Programming

Top Task Types

Entity (NER) ClassificationEntity (NER) Classification
SegmentationSegmentation
ClassificationClassification

Freelancer Overview

Senior Multimodal Data Annotation Specialist. Core strengths include OpenAI, Labelbox, and CVAT. Education includes Master of Science, Columbia University (2018) and Bachelor of Science, University of Maryland (2016). AI-training focus includes data types such as Image, Audio, and Text and labeling workflows including Evaluation, Rating, and Entity (NER) Classification.

Entry LevelEnglish

Labeling Experience

Data Annotator

OtherText
As a Data Annotator at Outlier, I annotated and validated large datasets to improve machine learning model accuracy. I reviewed AI-generated outputs and provided quality assurance feedback to ensure reliable dataset quality. I collaborated with teams to refine annotation guidelines and addressed data inconsistencies. • Improved clarity and effectiveness of data annotation workflows. • Ensured high accuracy and consistency in labeling tasks. • Recommended actionable improvements for data integrity. • Supported the development of robust machine learning datasets.

As a Data Annotator at Outlier, I annotated and validated large datasets to improve machine learning model accuracy. I reviewed AI-generated outputs and provided quality assurance feedback to ensure reliable dataset quality. I collaborated with teams to refine annotation guidelines and addressed data inconsistencies. • Improved clarity and effectiveness of data annotation workflows. • Ensured high accuracy and consistency in labeling tasks. • Recommended actionable improvements for data integrity. • Supported the development of robust machine learning datasets.

2025 - Present

Education

U

University of Essex

Master of Science, Computer Engineering

Master of Science
2023 - 2023
U

University of Benin

Bachelor of Science, Computer Engineering

Bachelor of Science
2016 - 2016

Work History

T

Technova Solutions

Data Analyst

Manchester
2022 - 2025
I

Insight Analytics Ltd

Data Analyst

Lagos
2019 - 2022