Chidindu A.

Key Skills

Software

Mindrift

Appen

Data Annotation Tech

OneForma

Micro1

Mercor

Top Subject Matter

AI search

Recommendations Domain Expertise

e-commerce categorization

Top Data Types

Text

Audio

Top Task Types

Transcription

Segmentation

Object Detection

Question Answering

RLHF

Evaluation/Rating

Bounding Box

Freelancer Overview

Data annotator/QA expert at Mindrift (data evaluation and QA). Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Mindrift, N, and A. Education includes Bachelor of Pharmacy, Nnamdi Azikiwe University (2025). AI-training focus includes data types such as Text, Video, and Audio labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

Freelance writer/transcription work via Upwork (transcription duties)

AudioTranscription

Transcribed spoken content from client assignments into written text, including conversations, interviews, and academic materials. Produced accurate verbatim transcripts to support downstream use cases for clients. Handled a variety of audio sources while maintaining clarity and readability. • Transcribed political interviews and conversations • Transcribed academic materials • Delivered written transcripts for client review • Ensured transcription accuracy across diverse speakers and topics

2020 - Present

Project Mithrim

TextRLHF

Analyse documents, and prompt ai to retrieve information from the document and produce specific video response. Tests the ai's ability to follow prompt instructions.

2026 - 2026

Data annotator/QA expert at Mindrift (data evaluation and QA)

MindriftText

Evaluated pair-wise search engine results to select the better option and support recommendation algorithm improvement. Reviewed products and verified their alignment to shopping website categories for accurate classification. Compared AI prompt responses to check safety, helpfulness, and factuality. • Assessed relevance and quality across search results • Performed product-to-category verification • Conducted safety/helpfulness/factuality evaluation of AI responses • Reviewed other annotators’ submissions and provided constructive feedback

2023 - 2025

Education

Work History