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I am a results-driven Engineering Management graduate with a strong technical background and over 8 months of specialised experience in AI training, data annotation, and large language model evaluation. I combine rigorous analytical thinking, process optimisation, and quality management with hands-on expertise in rubric design, reinforcement learning workflows, and multimodal data annotation. I am seeking to apply my engineering discipline and AI training expertise in data annotation, AI training operations, or quality assurance roles.…I am a results-driven Engineering Management graduate with a strong technical background and over 8 months of specialised experience in AI training, data annotation, and large language model evaluation. I combine rigorous analytical thinking, process optimisation, and quality management with hands-on expertise in rubric design, reinforcement learning workflows, and multimodal data annotation. I am seeking to apply my engineering discipline and AI training expertise in data annotation, AI training operations, or quality assurance roles.

Mark Agutu

Data Annotator, AI Engineer, AI Developer, +3

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I am a results-driven Engineering Management graduate with a strong technical background and over 8 months of specialised experience in AI training, data annotation, and large language model evaluation. I combine rigorous analytical thinking, process optimisation, and quality management with hands-on expertise in rubric design, reinforcement learning workflows, and multimodal data annotation. I am seeking to apply my engineering discipline and AI training expertise in data annotation, AI training operations, or quality assurance roles.…I am a results-driven Engineering Management graduate with a strong technical background and over 8 months of specialised experience in AI training, data annotation, and large language model evaluation. I combine rigorous analytical thinking, process optimisation, and quality management with hands-on expertise in rubric design, reinforcement learning workflows, and multimodal data annotation. I am seeking to apply my engineering discipline and AI training expertise in data annotation, AI training operations, or quality assurance roles.

Available to hire

I am a results-driven Engineering Management graduate with a strong technical background and over 8 months of specialised experience in AI training, data annotation, and large language model evaluation.

I combine rigorous analytical thinking, process optimisation, and quality management with hands-on expertise in rubric design, reinforcement learning workflows, and multimodal data annotation. I am seeking to apply my engineering discipline and AI training expertise in data annotation, AI training operations, or quality assurance roles.

Skills

Data Visualization

AI Data Labelling

AI Collection (Audio)

AI Collection (Video)

Data Science

Experience Level

Data Visualization

Expert

AI Data Labelling

Expert

AI Collection (Audio)

Expert

AI Collection (Video)

Expert

Data Science

Intermediate

Language

English

Fluent

Swahili

Fluent

Work Experience

AI Training Specialist (Freelance) at Outlier.org & Crowdgen (Appen)

May 1, 2025 - Present

Designed and applied structured rubrics for post-training of large language models (LLMs) using MECE principles to create atomic, specific, and self-contained evaluation criteria. Evaluated social-media ad relevance, accuracy, and appropriateness for AI moderation training datasets, contributing to model fairness and alignment with human preferences. Recorded and validated accented English audio samples for speech-recognition training, enhancing diversity and inclusion in voice AI models. Annotated linguistic data for NLP model training in English and Spanish, focusing on entity recognition, sentiment labeling, and syntax validation. Completed certified training in rubric design and LLM evaluation methodologies, including reinforcement learning with human feedback (RLHF) and verifiable rewards (RLVR).

Asset Management & Engineering Operations at Northwick Park & St. Mark's Hospital, Harrow

August 1, 2024 - Present

Led asset optimization, reducing the hospital asset register from 17,000 to 15,000 entries through systematic data cleansing. Achieved 100% BCAS job-to-asset matching, eliminating operational discrepancies. Implemented PPM scheduling protocols for critical medical equipment (infusion pumps, syringe machines) and collaborated on daily operations across Cerner systems, cybersecurity, telecommunications, and IT infrastructure. Contributed to patient safety initiatives through proactive maintenance planning and equipment reliability programs.

Student Ambassador at Brunel University London

September 1, 2023 - Present

Presented to prospective students, increasing engagement by 25%. Mentored international students on UK academic and cultural adaptation while balancing MSc coursework and ambassador duties.

Electrical Engineering Intern at Toprank Hitech Limited, Nairobi

January 1, 2023 - April 1, 2023

Reduced system downtime by 15% through systematic installation, maintenance, and servicing of UPS systems, generators, batteries, switchgear, and voltage regulators. Led electrical installations and power system upgrades, improving facility operations and project communication through detailed technical reporting and documentation. Achieved cost savings via improved maintenance scheduling and preventive interventions.

Student Trainee - Standards & Compliance at Kenya Bureau of Standards, Nairobi

March 1, 2021 - May 1, 2021

Ensured regulatory compliance through rigorous testing of electrical appliances and cables using international safety standards. Streamlined product validation processes by preparing and organizing testing samples, reducing approval timeframes. Contributed to market readiness of new electrical products via comprehensive safety assessments.

Student Trainee - Power Systems at Kenya Power and Lighting Company Ltd, Nairobi

April 1, 2016 - June 1, 2016

Maintained uninterrupted power supply through diagnosis and repair of transformers, cables, and distribution boards. Implemented robust safety protocols minimizing downtime and enhancing system reliability. Developed advanced troubleshooting skills in high-voltage electrical systems and power distribution networks.

Student Trainee - Industrial Engineering at East African Packaging Industries Ltd, Nairobi

March 1, 2015 - August 1, 2015

Achieved 10% reduction in energy costs through targeted power consumption monitoring and efficiency interventions. Maximized production uptime through proactive maintenance of electrical systems in a manufacturing environment. Supported operational excellence through accurate dispatch record-keeping and production tracking.

Bank Housekeeper at Spire Thames Valley Hospital & Wembley Stadium (Wettons Cleaning Services)

January 1, 2024 - Present

Part-time role maintaining healthcare and sports facility standards while pursuing engineering career opportunities.

Asset Management & Engineering Operations at Northwick Park & St. Mark's Hospital

August 1, 2024 - Present

Led asset optimisation initiative, reducing hospital asset register from 17,000 to 15,000 entries through systematic data cleansing. Achieved 100% BCAS job-to-asset accuracy, eliminating discrepancies. Implemented precise PPM scheduling for critical medical equipment and collaborated across Cerner systems, cybersecurity, telecommunications, and IT infrastructure to support patient safety initiatives.

Electrical Engineering Intern at Toprank Hitech Limited

January 1, 2023 - April 1, 2023

Reduced system downtime by 15% through systematic installation, maintenance, and servicing of UPS systems, generators, batteries, switchgears, and voltage regulators. Optimised facility operations by leading electrical installations and power system upgrades. Enhanced project communication through detailed technical reporting and documentation. Achieved cost savings through improved maintenance scheduling and preventive interventions.

Student Trainee - Standards & Compliance at Kenya Bureau of Standards

March 1, 2021 - May 1, 2021

Student Trainee - Power Systems at Kenya Power and Lighting Company Ltd

April 1, 2016 - June 1, 2016

Maintained uninterrupted power supply through expert diagnosis and repair of transformers, cables, and distribution boards. Implemented robust safety protocols minimising operational downtime and enhancing system reliability. Developed advanced troubleshooting skills in high-voltage electrical systems and power distribution networks.

Student Trainee - Industrial Engineering at East African Packaging Industries Ltd

March 1, 2015 - August 1, 2015

Achieved 10% reduction in energy costs through targeted power consumption monitoring and efficiency interventions. Maximised production uptime through proactive maintenance of electrical systems in manufacturing environment. Supported operational excellence through accurate dispatch record-keeping and production tracking.