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I have over a decade of hands-on experience in AI and Data Science, leading numerous projects across different sectors like SaaS, logistics, and education technology. As a professor, I enjoy sharing my knowledge and nurturing the next generation of engineers and computer scientists.…

Leonidas S. Pitsoulis

AI Engineer, Data Scientist, AI Strategy Consultant

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I have over a decade of hands-on experience in AI and Data Science, leading numerous projects across different sectors like SaaS, logistics, and education technology. As a professor, I enjoy sharing my knowledge and nurturing the next generation of engineers and computer scientists.…

Available to hire

I have over a decade of hands-on experience in AI and Data Science, leading numerous projects across different sectors like SaaS, logistics, and education technology. As a professor, I enjoy sharing my knowledge and nurturing the next generation of engineers and computer scientists.

Skills

Python

Data Science

Experience Level

Python

Expert

Data Science

Expert

Language

Greek, Modern

Fluent

English

Advanced

Work Experience

AI Consultant at Vital Source

January 1, 2024 - November 27, 2025

Developed a hybrid RAG system prototype for an educational assistant, achieving over 92% accuracy in answering technical questions.

Data Science Consultant at Dixons

January 1, 2024 - November 27, 2025

Designed and developed production solver and analytics engine for vehicle routing and delivery, achieving a significant reduction in travel time and distance.

AI Consultant at Tribe AI

January 1, 2023 - November 27, 2025

Consulting on various AI projects across multiple sectors.

Data Science Consultant at Welcome Pickups

January 1, 2018 - January 1, 2018

Developed algorithms for pickup and delivery, resulting in a significant reduction in driver empty travel time.

AI & Data Science Team Lead at Geekbot

January 1, 2018 - November 27, 2025

Lead the AI system architecture and oversee the development of conversational AI solutions, knowledge graph construction, and advanced analytics for user engagement.

Head of Data Science at Forky

January 1, 2017 - January 1, 2017

Led the development of machine learning and optimization algorithms for scheduling and last mile routing, achieving a 40% reduction in operational costs.

Chief Data Scientist at Digital Ecosystems

January 1, 2016 - January 1, 2016

Designed and implemented machine learning classification models for online advertising.