Geoffrey O.

Key Skills

Software

Other

Top Subject Matter

AI and machine learning dataset preparation

Product validation related to AI workflows

AI training data preparation (transcription and structured text)

Top Data Types

Image

Text

Audio

Top Task Types

Classification

Transcription

Freelancer Overview

Data Annotator – Atlas AI. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, N, and A. Education includes Bachelor of Science, Jomo Kenyatta University of Agriculture and Technology (JKUAT) and Certificate, Atlas AI. AI-training focus includes data types such as Image, Text, and Audio and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

Product Validation Expert

Text

Validate software products and workflows through structured testing to ensure functionality, usability, and reliability prior to release. Document findings and collaborate with development teams to implement improvements based on validation results. • Conduct comprehensive testing of product behaviors and user flows • Record detailed reports on performance, issues, and outcomes • Work with developers to address problems identified during validation • Apply systematic problem-solving to improve product workflow quality

2026 - Present

Data Annotator – Atlas AI

OtherImageClassification

Annotate and label diverse image datasets to support AI and machine learning model training. Perform quality control checks to maintain consistency and high accuracy across annotation tasks. • Label images according to project requirements and provided guidelines • Collaborate with data scientists and project managers on dataset quality • Conduct ongoing QA to ensure label reliability • Assist in developing annotation guidelines for new projects

2025 - Present

Freelance Data Analyst & Transcription Specialist

OtherAudioTranscription

Transcribe and structure large volumes of audio-derived client data for AI training use cases. Clean and organize resulting text outputs to support accurate downstream processing. • Convert audio content into structured transcriptions • Organize transcriptions into usable formats for clients • Apply data cleaning and transformation for consistency • Support AI training projects by delivering high-quality structured text

Not specified

Education

Work History