David Bejarano
Principal Data Scientist
Greater Montreal Metropolitan Area Canada
Summary
👤
Senior🎓
Top SchoolDavid Bejarano is a Principal Data Scientist based in Greater Montreal with eight years of professional experience and a background in mathematical physics. He has led end-to-end AI initiatives across energy, edtech, and enterprise software—building ETL pipelines, custom LLMs, and MLOps-driven deployments at companies like Microsoft, BrainBox AI/Trane Technologies, and Moov AI. His work blends deep theoretical training (MSc in Theoretical and Mathematical Physics) with practical product ownership, notably accelerating HVAC decarbonization and automating building metadata onboarding. He’s skilled in NLP/LLM fine-tuning, recommendation systems, and productionizing models for high-volume document and semantic tasks. Colleagues rely on him to train teams in responsible generative AI adoption and to translate complex research into business impact. An often overlooked strength is his multilingual, cross-domain fluency—from wind-farm analytics to fintech and edtech—that lets him rapidly adapt models to new data regimes.
8 years of coding experience
7 years of employment as a software developer
Master of Science Physics M.Sc. Theoretical and Mathematical Physics, Master of Science Physics M.Sc. Theoretical and Mathematical Physics at Universidade Estadual Paulista Júlio de Mesquita FilhoDESS/Specialized Graduate Diploma Renewable energies and energy efficiency Ing., DESS/Specialized Graduate Diploma Renewable energies and energy efficiency Ing. at École de technologie supérieureBachelor of Applied Science B.Sc. Physical Sciences, Bachelor of Applied Science B.Sc. Physical Sciences at Universidad Nacional de Colombia
English, French, Spanish, Portuguese
Github Skills (42)
google-cloud-platform10
gcp10
google-cloud10
sentence9
electra9
similarity9
sdk9
sentence-similarity9
roberta9
nlp8
bit8
8-bit8
word-embeddings8
multilingual8
artificial-intelligence8
Programming languages (4)
Github contributions (5)
datorresb/aws
Jun 2020 - Apr 2022
Contributions:29 commits, 29 pushes, 1 branch in 1 year 10 months
datorresb/NN_DeepLearning
Nov 2017 - Jul 2019
Contributions:6 pushes, 1 branch in 1 year 8 months
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