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Emmanuel K.

Emmanuel K.

Freelance AI Data Trainer & Evaluator (OpenTrain Hub)

Nigeria flagNigeria, Nigeria

Key Skills

Software

Don't disclose

Top Subject Matter

Large Language Models (LLMs)
RLHF evaluation
prompt verification

Top Data Types

VideoVideo
DocumentDocument
TextText

Top Task Types

RLHFRLHF
Red TeamingRed Teaming

Freelancer Overview

Freelance AI Data Trainer & Evaluator (OpenTrain Hub). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose. Education includes Bachelor of Engineering, Michael Okpara University of Agriculture, Umudike (MOUAU) (2026). AI-training focus includes data types such as Text and labeling workflows including RLHF and Red Teaming.

Labeling Experience

Freelance AI Data Trainer & Evaluator (Adversarial Red Teaming)

Don't discloseTextTextRed TeamingRed Teaming

Executed adversarial red teaming to identify LLM vulnerabilities, edge cases, hallucination patterns, and potential safety policy violations. Designed complex prompts and multi-turn test scenarios to probe reasoning robustness across multiple domains. Rewrote and critiqued model outputs to establish higher-quality training baselines and mitigate failure modes. • Built adversarial prompts to stress-test reasoning and constraints • Simulated multi-turn dialogues to surface risky behaviors • Assessed outputs for hallucinations and policy issues • Critiqued and rewrote outputs for training-ready baselines

2025 - Present

Freelance AI Data Trainer & Evaluator (OpenTrain Hub)

Don't discloseTextTextRLHFRLHF

Performed RLHF evaluation by scoring and ranking large language model responses for accuracy, helpfulness, and safety. Developed preference-style judgments to support model optimization and baseline training dataset quality. Conducted iterative prompt-response verification to ensure consistent alignment with safety and instruction-following standards. • Evaluated responses using accuracy/helpfulness/safety criteria • Produced rankings and scores to enable preference-based training signals • Performed prompt-response verification for quality assurance • Supported RLHF optimization workflows for OpenTrain Hub

2025 - Present

Education

M

Michael Okpara University of Agriculture, Umudike (MOUAU)

Bachelor of Engineering, Mechanical Engineering

Bachelor of Engineering
2022 - 2026

Work History

F

Freelance DIY Projects

Technical Hardware Specialist

Nigeria
2025 - Present
M

MindUnlocked & ViralVault

Digital Content Creator & Brand Manager

Nigeria
2024 - Present