Mr. ๐Ÿคฏ
Mr. Josiah Kiarie Kimani

Google DeepMind Scholar 2024-2025| AI, Software, Data Engineer | Project Management

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Interests
  • Artificial Intelligence
  • Machine Learning
  • Data Science
  • Climate Science
  • Project Management
  • Techno-Democracy and Governance
  • Software Development
Education
  • MSc Mathematical Sciences (Specialising in Artificial Intelligence for Science)

    Stellenbosch University & African Institute for Mathematical Sciences(AIMS) South Africa

  • BSc Mathematical Sciences with I.T.

    Maseno University, Kisumu, Kenya

Google DeepMind Scholar
2024 โ€“ 2025
Cum Laude
MSc AI for Science
5+
Years in Tech
7
Leadership Roles
2
Publications

AI ยท Climate ยท Africa

Building the next generation of weather intelligence for Africa.

My research sits at the intersection of machine learning and atmospheric science. My thesis, PiggyCast, introduces a stacking-based ensemble that outperforms individual frontier AI weather models โ€” with gains that grow as forecast lead time increases.

Explore My Research โ†’
Preprint ยท 2025 โญ Featured

PiggyCast: Improving Weather Prediction through Stacking-Based Ensemble AI

A stacking ensemble trained on frontier AIWP model outputs to predict ERA5 variables โ€” achieving notable RMSE improvements that grow with forecast lead time.

Ensemble Learning Climate AI WeatherBench 2
Read Paper โ†’

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Whether you want to discuss research, explore a collaboration, or invite me to speak โ€” I would love to hear from you.