Kepha Emmanuel O.

Key Skills

Software

Other

Top Subject Matter

AI training data

LLM response evaluation

content moderation

Top Data Types

Text

Image

Audio

Video

Document

Top Task Types

Transcription

Freelancer Overview

AI Data Trainer & Freelance Online Specialist (Independent/Remote Platforms) — 2025 to Present. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Master of Science, Hochschule Bonn-Rhein-Sieg (2025) and Master of Arts, University of Nairobi (2021). AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

AI Data Trainer & Freelance Online Specialist (Independent/Remote Platforms) — 2025 to Present

OtherVideoTranscription

Producing accurate written documentation by transcribing high-quality video content into text. Applying careful quality control to preserve meaning, context, and usability for AI training and evaluation use cases. Delivering reviewed transcripts suitable for consistent downstream consumption. • Transcribe spoken content from video • Ensure transcription accuracy and completeness • Deliver documentation aligned with workflow requirements • Support consistent dataset outputs through quality checks

2025 - Present

AI Data Trainer & Freelance Online Specialist (Independent/Remote Platforms) — 2025 to Present

OtherAudioTranscription

Producing accurate written documentation by transcribing high-quality audio from recorded materials. Applying careful review to ensure transcription quality suitable for AI training and content workflows. Delivering outputs that preserve meaning for downstream processing and evaluation tasks. • Transcribe audio into written text accurately • Verify transcription quality and readability • Prepare documentation for AI/data workflows • Support consistent dataset creation through reviewed outputs

2025 - Present

AI Data Trainer & Freelance Online Specialist (Independent/Remote Platforms) — 2025 to Present

OtherImage

Evaluating, grading, and auditing AI-generated image outputs for safety constraints, factuality signals, and guideline alignment. Using structured review criteria to ensure labeled data quality for AI model training and moderation pipelines. Supporting Reinforcement Learning from Human Feedback (RLHF) workflows through consistent evaluation of candidate outputs. • Review images for safety/policy compliance • Check outputs for guideline alignment and quality • Contribute to RLHF-style dataset evaluation • Document findings for consistency across reviews

2025 - Present

AI Data Trainer & Freelance Online Specialist (Independent/Remote Platforms) — 2025 to Present

OtherText

Evaluating, grading, and auditing AI-generated text for linguistic accuracy, safety constraints, factuality, and alignment with provided guidelines. Applying critical thinking and domain expertise to support AI training and content moderation workflows, including RLHF processes. Producing high-quality documentation based on transcription outputs to ensure consistent downstream use in AI systems. • Assess text responses against safety and policy requirements • Rate outputs for factuality and guideline adherence • Participate in RLHF-style evaluation workflows • Create/maintain labeled supporting documentation

2025 - Present

Education

Work History