For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

LoginCreate account
Invite to Job
O
Ojochenemi Abraham

Ojochenemi Abraham

Chief Data Officer. Machine Learning and AI Safety Expert

United Kingdom flagEdinburgh, United Kingdom
$40.00/hrExpertScale AIAws SagemakerData Annotation Tech

Key Skills

Software

Scale AIScale AI
AWS SageMakerAWS SageMaker
Data Annotation TechData Annotation Tech
Google Cloud Vertex AIGoogle Cloud Vertex AI
LabelImgLabelImg
SuperAnnotateSuperAnnotate
V7 LabsV7 Labs
Internal/Proprietary Tooling

Top Subject Matter

Financial services
Enterprise AI
GIS

Top Data Types

TextText
DocumentDocument
Geospatial Tiled ImageryGeospatial Tiled Imagery

Top Task Types

RLHFRLHF
Fine-tuningFine-tuning
Red TeamingRed Teaming
Bounding BoxBounding Box
PolygonPolygon
SegmentationSegmentation
ClassificationClassification
Point/Key PointPoint/Key Point
Data CollectionData Collection
Computer Programming/CodingComputer Programming/Coding

Freelancer Overview

Spent the last 3 years mastering Big Data, Machine Learning and AI Safety. Education includes Master of Science, University of Dundee (2024) and Certificate in Software Product Management, University of Alberta (2023).

ExpertEnglish

Labeling Experience

Wherobots - Geospatial Model Trainer (Contract)

Geospatial Tiled ImageryPolygon
Training models capable of running satellite imagery analysis at any scale, from a city block to the entire globe using Overture Maps datasets Training RasterFlow sub-models that delivers production-grade inference without building computer vision pipelines from scratch.

Training models capable of running satellite imagery analysis at any scale, from a city block to the entire globe using Overture Maps datasets Training RasterFlow sub-models that delivers production-grade inference without building computer vision pipelines from scratch.

2025 - Present

Queen Mother Lab - University of Dundee

VideoRLHF
Design, develop, and iterations on MuJoCo simulation environments for robotics research and AI training Implemented and tune reinforcement learning algorithms (PPO, SAC, TD3, etc.) to train agents in simulated tasks Defined reward functions, observation spaces, and action spaces that produce robust, transferable policies Debuged and optimize physics simulations — contact models, actuator dynamics, and scene configurations Evaluate trained policies for stability, generalization, and sim-to-real transfer potential Documented environment specifications, training procedures, and experimental results clearly and thoroughly

Design, develop, and iterations on MuJoCo simulation environments for robotics research and AI training Implemented and tune reinforcement learning algorithms (PPO, SAC, TD3, etc.) to train agents in simulated tasks Defined reward functions, observation spaces, and action spaces that produce robust, transferable policies Debuged and optimize physics simulations — contact models, actuator dynamics, and scene configurations Evaluate trained policies for stability, generalization, and sim-to-real transfer potential Documented environment specifications, training procedures, and experimental results clearly and thoroughly

2023 - 2024

Education

U

University of Dundee

Master of Science, Big Data

Master of Science
2023 - 2024
U

University of Alberta

Certificate in Software Product Management, Software Product Management

Certificate in Software Product Management
2023 - 2023

Work History

B

Bookovia Technologies

Data & Engineering Manager

Delaware
2025 - Present
I

Ivory Finance

Chief Data Officer & Co-Founder

London
2024 - Present