Michael A.

Key Skills

Software

Other

Scale AI

Remotasks

Appen

Top Subject Matter

Stem Domain Expertise

scientific and technical text evaluation for LLM quality

NLP and conversational AI labeling including sentiment

Top Data Types

Text

Image

Document

Top Task Types

RLHF

Freelancer Overview

AI Trainer & PromptEngineer | Outlier AI (Remote). Brings 3+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other, Appen, and Scale AI. Education includes Bachelor of Engineering, University of Lagos (2022). AI-training focus includes data types such as Text and labeling workflows including RLHF, Entity (NER), and Evaluation.

Labeling Experience

AI Trainer & PromptEngineer | Outlier AI (Remote)

OtherTextRLHF

Provided reinforcement learning from human feedback (RLHF) by rating and comparing AI model responses to guide fine-tuning cycles. Evaluated LLM outputs for factual accuracy, reasoning quality, coherence, and instruction-following across STEM, science, and general knowledge domains. Identified and reported factual errors and inconsistencies while maintaining high inter-annotator agreement with updated annotation guidelines. • Rated and compared prompt-response outputs for quality • Conducted model response accuracy QA (97% personal accuracy rate) • Maintained inter-annotator agreement above 90% • Completed 500+ prompt-response evaluation tasks per month across concurrent projects

2024 - Present

Freelance AI Data Contributor | ScaleAI / Remotasks (Freelance)

Scale AIText

Contributed to AI training data pipelines by labeling text and transcribing audio for computer vision and NLP model training needs. Specialized in scientific and technical content evaluation using a materials science background to assess domain-specific AI outputs. Delivered consistent turnaround times while meeting strict accuracy thresholds for high-priority training batches. • Annotated bounding boxes for computer vision • Transcribed audio and labeled text for NLP training • Evaluated scientific and technical AI outputs • Met accuracy thresholds for prioritized model training batches

2023 - 2023

Data Annotation Specialist | Appen (Contract, Remote)

AppenText

Performed data annotation for machine learning datasets across sentiment analysis, named entity recognition (NER), and image classification tasks. Maintained consistent output quality using QA processes with a QA pass rate exceeding 95% across assigned projects. Supported conversational AI training by classifying user intents, correcting bot responses, and tagging dialogue flows, and also trained new annotators on labeling guidelines and standards. • Annotated 15,000+ samples including text, image, and audio • Achieved QA pass rate above 95% • Trained 3 new annotators to reduce onboarding time by 30% • Classified intents, corrected responses, and tagged dialogue flows

2023 - 2023

Education

Work History