Onwunyi Chisomebi
@onwunyichisomebi
Engineer and data specialist focused on model evaluation, QA, and applied STEM data solutions.
What I'm looking for
I am a mechanical engineer and data specialist with hands-on experience validating and evaluating AI model outputs across STEM domains. I have conducted 100+ QA reviews, built Python pipelines for evaluating generated solutions, and translated technical findings into clear reports for decision-makers.
My background spans drilling & completions, MEP energy analysis, reservoir simulation, and AI data annotation. I collaborate with global teams, apply rigorous annotation and QA standards, and design adaptive learning and QA workflows to improve model accuracy and reliability.
Experience
Work history, roles, and key accomplishments
Automation Engineer
HaxAI
Jan 2025 - Present (9 months)
Designed adaptive learning algorithms and developed Python pipelines and platform workflows to generate, evaluate, and QA adaptive STEM content for educational tools.
AI Trainer (STEM Specialist)
RWS TrainAI
Jan 2024 - Present (1 year 9 months)
Validated and annotated AI-generated science and engineering content, corrected reasoning steps, and collaborated with global teams to ensure QA standards and high-quality training datasets.
Domain Expert, Model Evaluation
OpenTrain
Jan 2024 - Present (1 year 9 months)
Evaluated and scored AI model outputs for accuracy, clarity, and domain alignment, conducting expert-level reviews and tutoring-style feedback across STEM subjects to improve model reasoning and consistency.
Drilling & Completions Engineer
Candix Engineering
Jan 2023 - Dec 2025 (2 years 11 months)
Applied modeling and simulation to optimize drilling efficiency and validated simulation outputs against engineering standards and field data, producing clear technical reports for decision-makers.
AI Data Evaluator
Telus International
Jan 2023 - Dec 2024 (1 year 11 months)
Reviewed AI responses for contextual accuracy, linguistic quality, and intent alignment, applying annotation guidelines to STEM queries and delivering feedback that improved model reliability.
MEP Engineer
ITB Nigeria Limited
Jan 2022 - Dec 2023 (1 year 11 months)
Conducted energy performance analyses of building systems and prepared compliance-focused evaluation reports for engineering codes and standards.
Education
Degrees, certifications, and relevant coursework
University of Nigeria Nsukka
Bachelor of Engineering, Mechanical Engineering
2015 - 2021
Grade: 4.41/5.0
Completed a Bachelor of Engineering in Mechanical Engineering with coursework in applied mathematics, physics, statistics, programming, and data processing; thesis on carbon footprint of utility scale power plants in Nigeria.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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