Oluwafemi O.

Key Skills

Software

Toloka

Appen

Axiom AI

Clickworker

CloudFactory

CrowdFlower

CrowdSource

CVAT

Data Annotation Tech

Dataloop

iMerit

Labelbox

Label Studio

Mindrift

Remotasks

Scale AI

Snorkel AI

SuperAnnotate

Surge AI

Telus

Top Subject Matter

Geosicence/AI/Computer Vision Datasets

Math/ML Research and Statistical Analysis

STEM/Linguistics AI Tutoring and Evaluation

Top Data Types

Image

Text

Geospatial Tiled Imagery

Top Task Types

Object Detection

Classification

Bounding Box

Polygon

Polyline

Text Generation

Text Summarization

Question Answering

RLHF

Fine-tuning

Segmentation

Transcription

Evaluation/Rating

Data Collection

Function Calling

Prompt + Response Writing (SFT)

Red Teaming

Entity (NER) Classification

Point/Key Point

Cuboid

Freelancer Overview

Data Annotator (TURING). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose, Other, and Toloka. Education includes Doctor of Philosophy, University Mohammed 6 Polytechnic (2025) and Master of Science, Pan African University of Life and Earth Sciences Institute (2021). AI-training focus includes data types such as Image, Computer Code, and Programming and labeling workflows including Object Detection, Computer Programming, LaTex, Python, Polygon, Classification, Bounding box, Object detection, Text generation, Data collection, Data annotation and Coding.

Labeling Experience

Data Annotator (TURING)

Don't discloseImageObject Detection

Annotated images, videos, and audio datasets to support AI and machine learning model training. Performed object detection, segmentation, and classification on computer vision dataset media. Ensured annotation quality through adherence to project guidelines and ongoing label review. • Labeled and reviewed video frames and audio recordings for training readiness • Applied computer vision labeling for detection and segmentation tasks • Conducted quality control checks to maintain labeling accuracy • Supported dataset preparation for downstream model training workflows

2024 - Present

AI Tutor - STEM/Linguistic Specialist (TOLOKA MINDRIFT)

TolokaImageBounding Box

Trained AI models by formulating and responding to field-specific questions in STEM and linguistics domains. Assessed and prioritized AI-generated responses based on quality and relevance. Verified the accuracy and appropriateness of AI-generated text using domain expertise. • Provided detailed solutions for linguistics and STEM problems • Evaluated model responses against domain correctness criteria • Selected problems for training from linguistics/STEM fields • Produced quality judgments to guide model improvement

2022 - 2024

Research Analyst - Math (TURING)

Other

Worked as a research analyst focused on solving complex mathematics and developing algorithmic approaches. Used mathematical models and historical data to generate objective answers. Conducted data analysis with statistical tools to support insights and model-related work. • Simplified and solved mathematical questions with step-by-step explanations • Developed machine learning algorithms to improve AI performance • Analyzed data using statistical software • Used modeling approaches based on historical data

2022 - 2024

Education

Work History