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Chikwe Raphael

Chikwe Raphael

Freelance AI & Data Assistant (Remote)

Nigeria flagIkorodu, Nigeria
$10.00/hrExpertOther

Key Skills

Software

Other

Top Subject Matter

General AI/NLP
General Computer Vision
Speech/Voice AI

Top Data Types

ImageImage
TextText
VideoVideo
AudioAudio

Top Task Types

Action RecognitionAction Recognition
ClassificationClassification
Audio RecordingAudio Recording

Freelancer Overview

Freelance AI & Data Assistant (Remote). Core strengths include Other. AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Evaluation, Rating, and Classification.

ExpertYorubaEnglish

Labeling Experience

Atlas Capture

Don T DiscloseVideoAction Recognition
Recognition and observation of videos and recording user action only.

Recognition and observation of videos and recording user action only.

2025

Freelance Voice Actor & Audio Data Contributor

OtherAudioAudio Recording
I was involved in recording voice samples and audio clips for use in AI training datasets. My contributions helped improve the diversity and quality of audio-based AI models. I ensured all recordings met required standards for clarity and accuracy. • Recorded audio samples for machine learning data • Assisted in quality control for voice datasets • Ensured compliance with audio recording protocols • Supported various AI speech recognition projects

I was involved in recording voice samples and audio clips for use in AI training datasets. My contributions helped improve the diversity and quality of audio-based AI models. I ensured all recordings met required standards for clarity and accuracy. • Recorded audio samples for machine learning data • Assisted in quality control for voice datasets • Ensured compliance with audio recording protocols • Supported various AI speech recognition projects

2022 - Present

Freelance Data Annotation Specialist (Image)

OtherImageClassification
I performed data annotation and labeling on image datasets used for AI training purposes. My tasks involved categorizing and classifying various images to support machine learning model development. I ensured high precision and adherence to project guidelines throughout all assignments. • Classified images according to specific project requirements • Validated accuracy of labeled data before use in AI models • Contributed to AI dataset structuring and organization • Maintained annotation consistency across projects

I performed data annotation and labeling on image datasets used for AI training purposes. My tasks involved categorizing and classifying various images to support machine learning model development. I ensured high precision and adherence to project guidelines throughout all assignments. • Classified images according to specific project requirements • Validated accuracy of labeled data before use in AI models • Contributed to AI dataset structuring and organization • Maintained annotation consistency across projects

2022 - Present

Freelance AI & Data Assistant (Remote)

OtherText
As a freelance AI & Data Assistant, I conducted evaluation and quality checks on AI-generated text outputs. I focused on providing targeted and structured human feedback to improve AI model responses. I maintained accuracy and consistency across multiple projects involving text-based datasets. • Labeled and organized datasets for AI training and testing purposes • Evaluated and rated AI responses based on quality standards • Provided feedback to optimize AI-generated content • Assisted in prompt handling and dataset structuring for model improvement

As a freelance AI & Data Assistant, I conducted evaluation and quality checks on AI-generated text outputs. I focused on providing targeted and structured human feedback to improve AI model responses. I maintained accuracy and consistency across multiple projects involving text-based datasets. • Labeled and organized datasets for AI training and testing purposes • Evaluated and rated AI responses based on quality standards • Provided feedback to optimize AI-generated content • Assisted in prompt handling and dataset structuring for model improvement

2022 - Present

Education

A

Akinsoft ICT Training Center

Diploma in Desktop Publishing, Desktop Publishing

Diploma in Desktop Publishing
2023 - 2023
P

Presto Integrated Solutions

Certificate in Information and Communication Technology, Information and Communication Technology

Certificate in Information and Communication Technology
2019 - 2019

Work History

A

Atlas Capture

Attonator

Ikorodu
2025 - Present
T

Telus Digital (Multimango)

Automator

New York
2025 - 2025