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Nana Kwame Adjei-Antwi

Nana Kwame Adjei-Antwi

Advanced AI Data Trainer

Canada flagRemote, Canada
$20.00/hrEntry LevelInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

AI Training
Nlp Domain Expertise
Multimodal Data Annotation

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

RLHFRLHF
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

Advanced AI Data Trainer at Invisible Technologies. Worked on Multimodal Annotation (image and video). Education includes Master of Engineering in Electrical and Computer Engineering, University of Calgary (2025) and Bachelor of Science, Kwame Nkrumah University of Science and Technology (2021).

Entry LevelEnglish

Labeling Experience

Advanced AI Data Trainer

TextRLHF
As an Advanced AI Data Trainer, provided high-quality text training data for a client's foundation model. Responsibilities included evaluating and refining AI-generated responses to ensure accuracy and ethical compliance. Collaborated with AI researchers, data scientists, and engineers to optimize AI model performance. • Engaged in multimodal annotation tasks involving text, images, and video. • Assessed AI output using reinforcement learning from human feedback (RLHF) and supervised fine-tuning (SFT) techniques. • Contributed to the improvement of natural language processing (NLP) capabilities by rating, labeling, and suggesting refinements. • Performed detailed text and media annotation for diverse AI applications.

As an Advanced AI Data Trainer, provided high-quality text training data for a client's foundation model. Responsibilities included evaluating and refining AI-generated responses to ensure accuracy and ethical compliance. Collaborated with AI researchers, data scientists, and engineers to optimize AI model performance. • Engaged in multimodal annotation tasks involving text, images, and video. • Assessed AI output using reinforcement learning from human feedback (RLHF) and supervised fine-tuning (SFT) techniques. • Contributed to the improvement of natural language processing (NLP) capabilities by rating, labeling, and suggesting refinements. • Performed detailed text and media annotation for diverse AI applications.

2025 - 2025

Education

K

Kwame Nkrumah University of Science and Technology

Bachelor of Science, Electrical and Electronics Engineering

Bachelor of Science
2017 - 2021
U

University of Calgary

Master of Engineering, Electrical and Computer Engineering

Master of Engineering
2025

Work History

I

Invisible Technologies

Advanced AI Data Trainer

Remote
2025 - 2025