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Hi, I'm Simon Kahenya, an AI and machine learning expert with a PhD in Computer Science and Mathematics. I specialize in AI model training, large language model evaluation, data annotation, and machine learning research. I bring over 10 years of experience across academia, research institutions, and leading AI companies, contributing to deep learning, NLP, and computer vision. I'm driven to advance AI technologies through robust model evaluation, optimization, and scalable data annotation.…Hi, I'm Simon Kahenya, an AI and machine learning expert with a PhD in Computer Science and Mathematics. I specialize in AI model training, large language model evaluation, data annotation, and machine learning research. I bring over 10 years of experience across academia, research institutions, and leading AI companies, contributing to deep learning, NLP, and computer vision. I'm driven to advance AI technologies through robust model evaluation, optimization, and scalable data annotation.

Simon Kahenya

AI Engineer, Data Scientist, AI Developer, +6

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Hi, I'm Simon Kahenya, an AI and machine learning expert with a PhD in Computer Science and Mathematics. I specialize in AI model training, large language model evaluation, data annotation, and machine learning research. I bring over 10 years of experience across academia, research institutions, and leading AI companies, contributing to deep learning, NLP, and computer vision. I'm driven to advance AI technologies through robust model evaluation, optimization, and scalable data annotation.…Hi, I'm Simon Kahenya, an AI and machine learning expert with a PhD in Computer Science and Mathematics. I specialize in AI model training, large language model evaluation, data annotation, and machine learning research. I bring over 10 years of experience across academia, research institutions, and leading AI companies, contributing to deep learning, NLP, and computer vision. I'm driven to advance AI technologies through robust model evaluation, optimization, and scalable data annotation.

Available to hire

Hi, I’m Simon Kahenya, an AI and machine learning expert with a PhD in Computer Science and Mathematics. I specialize in AI model training, large language model evaluation, data annotation, and machine learning research.

I bring over 10 years of experience across academia, research institutions, and leading AI companies, contributing to deep learning, NLP, and computer vision. I’m driven to advance AI technologies through robust model evaluation, optimization, and scalable data annotation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

AI Collection (Video)

Intermediate

Java

Intermediate

Language

English

Fluent

Swahili

Fluent

French

Advanced

Work Experience

Senior AI Researcher & LLM Model Evaluator at Google DeepMind

January 1, 2021 - Present

Led the evaluation and optimization of large language models for accuracy, bias reduction, and efficiency; conducted cutting-edge research in AI fairness, explainability, and ethics; developed advanced AI models for deep neural networks and reinforcement learning; published peer-reviewed work in NeurIPS and ICML.

Machine Learning Engineer & AI Model Trainer at Microsoft Research Cambridge

January 1, 2018 - January 1, 2021

Developed data labeling pipelines for computer vision and NLP models; evaluated text generated by AI, trained LLMs for higher accuracy; built scalable ML algorithms for real-world AI applications; led an ethical team focused on bias detection and mitigation.

Teaching Assistant & AI Research Associate at University of Edinburgh

January 1, 2016 - January 1, 2018

Taught ML, deep learning, and mathematical computing; conducted AI-based mathematical modeling research; supervised undergraduate and masters-level AI projects.

Data Scientist & Machine Learning Specialist at Amazon Web Services (AWS)

January 1, 2014 - January 1, 2016

Established AI-based cloud computing models for big data scaling; developed predictive models for autonomous AI operations in AWS cloud networks; contributed to SageMaker enhancements for speeding up deep learning model training.

LLM Trainer & Prompt Generator at TELUS INTERNATIONAL AI Division

December 1, 2024 - Present

Design and evaluate high-quality prompts for AI reasoning, mathematical problem-solving, and Python coding tasks. Conduct in-depth LLM testing and refinement across mathematics, logic, and computational tasks. Collaborate with cross-functional teams on model evaluation strategies to enhance reasoning consistency. Train evaluators and oversee alignment-based model training ensuring adherence to prompt quality frameworks. Integrate SciCode tools for model testing, dataset validation, and analysis of AI reasoning structures.

AI Trainer (Part-time) at Turing Technologies

May 1, 2025 - August 1, 2025

Annotated and evaluated AI model responses for mathematics and computational reasoning tasks. Designed validation checks and evaluation rubrics for STEM-related datasets. Collaborated with technical leads to test and refine model interpretability and logical reasoning outputs.

Quality Manager - Mathematics Prompt Evaluation at Outlier AI Mathematics Domain

March 1, 2024 - February 1, 2025

Supervised data quality assurance for mathematics domain prompts used in LLM fine-tuning. Led prompt evaluation teams focused on ensuring clarity, accuracy, and reasoning depth in datasets. Contributed to development of metrics for assessing LLM mathematical reasoning reliability.

Lecturer Mathematics and AI Applications (Part-time) at Chelmsford Institute of Technology

September 1, 2014 - Present

Teach undergraduate mathematics and AI modules integrating programming and data analysis concepts. Develop new courses linking mathematical reasoning with AI-driven modelling and algorithm design. Supervise student research projects on applied machine learning and mathematical computation.