Taiwo A.

Key Skills

Software

Other

Appen

OneForma

Top Subject Matter

Hausa language

Linguistics Domain Expertise

NLP and speech recognition datasets

Top Data Types

Text

Audio

Document

Top Task Types

Transcription

Freelancer Overview

AI Data Annotator / Linguistic Reviewer (Remote – Freelance). Brings 3+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Science, University of Lagos. AI-training focus includes data types such as Text and Audio and labeling workflows including Translation, Localization, and Evaluation.

Labeling Experience

AI Data Annotator / Linguistic Reviewer (Remote – Freelance)

OtherText

Annotated and reviewed Hausa text and audio to support NLP and speech recognition model training. Evaluated AI-generated responses for fluency, accuracy, safety, and cultural relevance. Applied complex annotation guidelines and performed quality assurance to maintain consistent labeling. • Hausa linguistic annotation and localization with guideline compliance • Prompt/response quality assessment and cultural/context tagging • QA checks including edge-case resolution • Achieved >95% accuracy while meeting deadlines

2023 - Present

Content Moderator & Data Rater (Remote – Contract)

OtherText

Rated multilingual AI outputs for relevance, coherence, and policy compliance to improve dataset quality. Flagged harmful, biased, or incorrect content based on platform standards and annotation criteria. Performed side-by-side evaluations of model responses to support ranking and feedback loops. • Multilingual content evaluation and policy compliance rating • Harm/bias detection and incorrect-content flagging • Side-by-side response comparison for ranking signals • Feedback reporting to reduce hallucinations and improve quality

2021 - 2023

Data Entry & Transcription Specialist (Xylus hub – Nigeria)

OtherAudioTranscription

Transcribed Hausa and English audio recordings with high accuracy for dataset creation and downstream machine learning use. Structured and cleaned large datasets by removing duplicates and inconsistencies. Maintained confidentiality and followed strict data handling procedures throughout processing. • Audio transcription for Hausa and English speech data • Dataset structuring for machine learning ingestion • Data cleaning and validation (deduplication, consistency checks) • Confidential handling and compliance with data procedures

2019 - 2021

Education

Work History