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B
Bello A.

Bello A.

Data Labeller, Freelance Professional (Remote / Independent) & Biology Expert

Nigeria flagKatsina, Nigeria

Key Skills

Software

Other

Top Subject Matter

AI/ML training data (NLP labeling)
Content QA and documentation for data labeling support
Legal Services & Contract Review

Top Data Types

TextText
DocumentDocument
ImageImage

Top Task Types

Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

Freelance Professional (Remote/Independent). Brings years of professional experience across complex professional workflows, research, and quality-focused execution. Skilled freelancer with expertise in content writing, proofreading, and research assistance. Bilingual (English/Hausa) with strong analytical and communication skills.

Labeling Experience

Data Labeller & Freelance Professional (Remote/Independent)

OtherTextTextEntity (NER) ClassificationEntity (NER) Classification

Worked as a remote data labeller performing text annotation and dataset classification for AI/ML training projects. Applied quality control checks to meet labeling specifications and accuracy benchmarks, supporting multiple tagging styles including sentiment and named entity recognition (NER). Delivered label-ready outputs under tight turnaround time while supporting downstream model training needs. • Text annotation and dataset classification • Sentiment analysis tagging • Named entity recognition (NER) labeling • Quality control and spec compliance checks

2020 - Present

Education

F

Federal University Dutsin-Ma

Bachelor of Science, Biochemistry

Bachelor of Science
2016 - 2020
K

Kiddies International School

Senior Secondary School Certificate, Secondary Education

Senior Secondary School Certificate
2014 - 2014

Work History

K

Katsina Academy

Headmaster

Katsina
2024 - Present
L

Lami Abba Korau Community Girls Science Secondary School

Biology Teacher

Katsina
2020 - Present