Ogheneakporhobo A.

Key Skills

Software

Other

Scale AI

Top Subject Matter

Large Language Models (LLM) prompt engineering and AI training feedback

Multimodal dataset annotation for AI training (text/image/audio)

AI prompt-to-image workflows used in iterative production

Top Data Types

Text

Image

Top Task Types

RLHF

Classification

Prompt + Response Writing (SFT)

Freelancer Overview

Prompt Engineer & AI Trainer – Freelance / Remote. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and Scale AI. Education includes Higher National Diploma, Federal Polytechnic Nekede, Imo State (2022). AI-training focus includes data types such as Text and Image and labeling workflows including RLHF, Classification, and Prompt + Response Writing (SFT).

Labeling Experience

Data Labeller & Annotator – Scale AI / Appen / Remotasks

Scale AIImageClassification

Labeled and annotated large volumes of multimodal data, including sentiment classification, named entity recognition, bounding box annotation, and image captioning. Maintained quality by meeting or exceeding platform accuracy thresholds and contributing clean datasets for production model training pipelines. Performed QA reviews on peer annotations to identify systematic errors and provide corrective feedback for improved batch quality. • Annotated text, image, and audio samples across multiple labeling task schemas. • Conducted quality assurance and corrective peer feedback. • Completed sensitive tasks such as content moderation, toxicity detection, and AI safety evaluation. • Adapted to evolving guidelines with minimal revision cycles.

2023 - Present

Prompt Engineer & AI Trainer – Freelance / Remote

OtherTextRLHF

Provided RLHF feedback including response ranking, rating, and detailed rationale writing to support fine-tuning cycles. Evaluated instruction-following behavior across multiple LLM task types and documented failure modes and edge cases for AI research. Built and maintained reusable prompt libraries and internal documentation to standardize prompt patterns across recurring categories. • Crafted prompts for text generation, summarization, Q&A, and classification. • Delivered structured feedback to improve model outputs. • Conducted evaluation and recorded task-specific error patterns. • Standardized prompting approaches via documentation.

2023 - Present

UGC Content Creator & AI Image Editor – Self-Employed

OtherImagePrompt + Response Writing (SFT)

Used AI image generation workflows to create and edit visuals using structured prompts for reliable, on-brief outputs with minimal rework. Applied prompt engineering principles to image generation and editing tasks to produce consistent campaign-ready assets. Though primarily content-focused, work relied on prompt-to-image generation and iterative prompt refinement to achieve target deliverables. • Generated and edited brand visuals using AI image tools. • Crafted structured prompts to control generation outcomes. • Iterated on prompts and assets to meet campaign requirements. • Delivered end-to-end production assets for social media and brands.

2022 - Present

Education

Work History