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J

Justin Nwajagu

AI Training Specialist (Freelance)

UNITED_KINGDOM flag
Luton, United Kingdom
$35.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

Large Language Models (LLMs)
Natural Language Processing
General Knowledge

Top Data Types

TextText
ImageImage
AudioAudio

Top Task Types

Bounding Box
Prompt Response Writing SFT
Transcription
Fine Tuning
Text Summarization
Data Collection

Freelancer Overview

AI Training Specialist (Freelance). Brings 1+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, University of Bedfordshire (2018). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

IntermediateEnglishSpanish

Labeling Experience

AI Training Specialist (Freelance)

ImageBounding Box
For this project I was looking at different room images and describing specific items in them, like furniture, lighting, and decor. The focus was on details such as color, shape, and style. I also explained where things were placed and how they relate to each other. Overall, it was about turning what I see into clear and accurate descriptions

For this project I was looking at different room images and describing specific items in them, like furniture, lighting, and decor. The focus was on details such as color, shape, and style. I also explained where things were placed and how they relate to each other. Overall, it was about turning what I see into clear and accurate descriptions

2025 - Present

AI Training Specialist (Freelance)

ImagePrompt Response Writing SFT
For this project I have to compare a generated image with the original input image, identify all missing or altered elements, and write a detailed prompt that describes how to add those elements back so the generated image matches the input image

For this project I have to compare a generated image with the original input image, identify all missing or altered elements, and write a detailed prompt that describes how to add those elements back so the generated image matches the input image

2025 - Present

AI Training Specialist (Freelance)

OtherTextTranscription
As an AI Training Specialist (Freelance) at Outlier AI, I evaluated and improved AI-generated transcription responses, this task entails listening to Audio and ensuring the generated transcription is accurate, annotating every sound made by the human voice in the audio

As an AI Training Specialist (Freelance) at Outlier AI, I evaluated and improved AI-generated transcription responses, this task entails listening to Audio and ensuring the generated transcription is accurate, annotating every sound made by the human voice in the audio

2025 - Present

Education

U

University of Bedfordshire

Bachelor of Science, Computer Science and Software Engineering

Bachelor of Science
2016 - 2018

Work History

C

Crisp

Data Engineer

Luton
2024 - Present
H

HPFT NHS

Mental Health Support Worker

Luton
2019 - Present