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Adaku Oparaji

Adaku Oparaji

Volunteer English Language Partner (Remote) | Engin Program

Nigeria flagAbuja, Nigeria
$10.00/hrEntry LevelOtherAppen

Key Skills

Software

Other
AppenAppen

Top Subject Matter

English Language Learning and Assessment

Top Data Types

TextText
AudioAudio
ImageImage

Top Task Types

Question AnsweringQuestion Answering
Text SummarizationText Summarization
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
TranscriptionTranscription

Freelancer Overview

Volunteer English Language Partner (Remote) | Engin Program. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes National Diploma, Federal Polytechnic Nasarawa (2016). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Entry LevelEnglish

Labeling Experience

Volunteer English Language Partner (Remote) | Engin Program

OtherText
As a Volunteer English Language Partner in a remote setting, I provide structured feedback to international learners regarding their language use. I participate in virtual conversation sessions to assess language skills and offer expert reasoning for improvement. My work contributes directly to AI training by informing linguistic datasets and evaluation processes. • Conduct ongoing, real-time language assessments during virtual meetings • Evaluate spoken and written English language use for accuracy and clarity • Supply structured, quality-controlled feedback to improve AI language models • Support cross-cultural understanding and language learning through continuous evaluation.

As a Volunteer English Language Partner in a remote setting, I provide structured feedback to international learners regarding their language use. I participate in virtual conversation sessions to assess language skills and offer expert reasoning for improvement. My work contributes directly to AI training by informing linguistic datasets and evaluation processes. • Conduct ongoing, real-time language assessments during virtual meetings • Evaluate spoken and written English language use for accuracy and clarity • Supply structured, quality-controlled feedback to improve AI language models • Support cross-cultural understanding and language learning through continuous evaluation.

2025 - Present

AI DATA CONTRIBUTOR

AudioTranscription
Managed high fidelity audio transcription projects for AI model training. Tasks included verbatim transcription, speaker diarization, and ensuring 95%+ accuracy in accordance with project specific orthographic guidelines. Delivered high quality datasets used to improve speech recognition and natural language processing (NLP) systems.

Managed high fidelity audio transcription projects for AI model training. Tasks included verbatim transcription, speaker diarization, and ensuring 95%+ accuracy in accordance with project specific orthographic guidelines. Delivered high quality datasets used to improve speech recognition and natural language processing (NLP) systems.

2025 - 2025

Education

F

Federal Polytechnic Nasarawa

National Diploma, Public Administration

National Diploma
2016 - 2016

Work History

E

Empire Energy Limited

Administrative Officer

Abuja
2021 - 2026
C

CatNeil Nigeria

Personal Assistant

Abuja
2019 - 2021