Ph.D. Student
Yale University

I am a computer science Ph.D. student at Yale University, where I am advised by Alex Lew. I am primarily interested in formalizing and developing programming languages for optimization and probabilistic modeling.
Currently, I also organize the Yale Programming Languages Seminar and am an associate chair of the New England Programming Languages and Systems (NEPLS) symposium series.
Before joining Yale, I was a software engineer at Wayfair. Prior to that, I studied computer science and math at Northeastern University and researched probabilistic inference and programming languages with Steven Holtzen.
Feel free to contact me at jack (dot) czenszak (at symbol) yale (dot) edu.
John M. Li, Jack Czenszak, and Steven Holtzen
PLDI 2026
Fabian Zaiser, Jack Czenszak, Martin Rinard, Vikash K. Mansinghka, and Alexander K. Lew
PLDI 2026
Cameron Moy, Jack Czenszak, John M. Li, Brianna Marshall, and Steven Holtzen
PLDI 2025
Jack Czenszak and Alexander K. Lew
LAFI 2026
Jack Czenszak, John M. Li, and Steven Holtzen
LAFI 2025