Pantelis Vafidis

Researcher, GenAI, Facebook
Joined
January 2024

Names

Pantelis Vafidis (Preferred)

Emails

****@caltech.edu (Confirmed)
****@gmail.com (Confirmed)

Personal Links

Career & Education History

Researcher
GenAI, Facebook (meta.com)
2025Present
PhD student
Computation & Neural Systems, California Institute of Technology (caltech.edu)
20192025
Intern
ML for Search & Recommendations, Instacart (instacart.com)
20242024
Intern
Cold Spring Harbor Laboratory (cshl.edu)
20232023
MS student
Bernstein Center for Computational Neuroscience, Technische Universität Berlin (tu-berlin.de)
20172019
Undergrad student
Electrical & Computer Engineering, Aristotle University of Thessaloniki (auth.gr)
20122017

Advisors, Relations & Conflicts

PhD Advisor
20202025
Coauthor
Richard Kempter
20182019

Expertise

LLM post-training
2025Present
Reinforcement Learning
2025Present
AI Agents
2025Present
LLMs
2023Present
Representation learning
2022Present
Predictive coding
2018Present
RNNs
2017Present
Machine Learning
2017Present
Theoretical Neuroscience
2017Present