cv
A PDF version of the CV can be downloaded by clicking the icon on the right.
Basics
| Name | Jonathan Geuter |
| j[last name] at g.harvard.edu | |
| Links | Google Scholar, GitHub, LinkedIn |
| Summary | PhD student in Applied Mathematics at Harvard. Passionate about machine learning, LLMs (particularly inference time algorithms and alignment), generative modeling (flow matching/diffusion models), and optimal transport. Kempner Graduate Fellow at the Kempner Institute for the Study of Natural & Artificial Intelligence at Harvard. |
Education
- Sep 2023 – May 2028
Cambridge, US
PhD
Harvard University
Applied Mathematics
- MSc in Computer Science en route
- Oct 2020 – Oct 2022
Berlin, Germany
Master of Science
Technische Universität Berlin
Mathematics
- Aug 2018 – May 2019
Berkeley, US
Exchange Program
University of California, Berkeley
- Oct 2016 – Sep 2020
Berlin, Germany
Bachelor of Science
Technische Universität Berlin
Mathematics
Work
- Jan 2025 – May 2025
Cambridge, US
TA for Computational Science and Engineering Capstone Class
Harvard University
- May 2023 – Aug 2023
Berlin, Germany
Machine Learning Intern
Jina AI
- Trained open source language embedding models
- May 2021 – Nov 2022
Berlin, Germany
Research Assistant, IOL Lab
Zuse Institute Berlin
- Contributed to Frank–Wolfe Julia package
- Worked on GNN implementations
- Aug 2020 – Oct 2020
Berlin, Germany
TA for Calculus I and Linear Algebra I
Technische Universität Berlin
- Oct 2019 – Mar 2021
Berlin, Germany
TA for Computer-Oriented Mathematics I and II
Technische Universität Berlin
- Oct 2018 – Dec 2018
Berkeley, US
Research Intern
University of California, Berkeley
- Oct 2017 – Aug 2018
Berlin, Germany
TA for Computer-Oriented Mathematics I and II
Technische Universität Berlin
Publications
- Guided Speculative Inference for Efficient Test-Time Alignment of LLMs, Jonathan Geuter, Youssef Mroueh, David Alvarez-Melis, Spotlight, 3rd Workshop for Efficient Systems for Foundation Models at ICML 2025, Vancouver, Canada
- Entropy-Driven Pre-Tokenization for Byte-Pair Encoding, Yifan Hu, Frank Liang, Dachuan Zhao, Jonathan Geuter, Varshini Reddy, Craig W. Schmidt, Chris Tanner, Tokenization Workshop (TokShop) at ICML 2025, Vancouver, Canada
- Universal Neural Optimal Transport, Jonathan Geuter, Gregor Kornhardt, Ingimar Tomasson, Vaios Laschos, ICML 2025, Vancouver, Canada
- DDEQs: Distributional Deep Equilibrium Models through Wasserstein Gradient Flows, Jonathan Geuter, Clément Bonet, Anna Korba, David Alvarez-Melis, AISTATS 2025, Phuket, Thailand
- Jina Embeddings: A Novel Set of High-Performance Sentence Embedding Models, Michael Günther, Louis Milliken, Jonathan Geuter, Georgios Mastrapas, Bo Wang, Han Xiao, NLP-OSS 2023, EMNLP, Singapore
Awards
- Jul 2025
QuantCo ICML Travel Scholarship
- Jul 2025
Hudson River Trading ICML Scholar Award
- Sep 2025
Kempner Institute Graduate Fellowship
Kempner Institute for the Study of Natural & Artificial Intelligence
- Jan 2021
Deutschlandstipendium Scholarship
Awarded for two semesters
- Jan 2020
Deutschlandstipendium Scholarship
Awarded for two semesters
- Jan 2018
Study Abroad Grant
University of California, Berkeley
Grant for two semesters of full-time study
Skills
| Programming | |
| PyTorch | |
| transformers | |
| vLLM | |
| NumPy | |
| TensorFlow | |
| JAX | |
| scikit-learn | |
| pandas | |
| multiprocessing | |
| distributed training | |
| Julia |
| Tools & Technologies | |
| Bash | |
| LaTeX | |
| Git |
Languages
| German | |
| Native proficiency |
| English | |
| Professional proficiency (TOEFL iBT: 118/120) |
| French | |
| Basic proficiency (certified level B1) |
| Mandarin | |
| Basic proficiency (5 years) |
| Spanish | |
| Basic proficiency (two semesters) |
| Italian | |
| Basic proficiency (one semester) |
Interests
| Hobbies | |||||||||||
| Biking | |||||||||||
| Hiking | |||||||||||
| Gym | |||||||||||
| Bouldering | |||||||||||
| Tennis | |||||||||||
| Badminton | |||||||||||
| Kite Surfing | |||||||||||
| Skiing | |||||||||||
| Writing | |||||||||||
| Chess | |||||||||||
| Politics | |||
| German Green Party | |||
| European Horizons Chapter co-founder | |||
| Volunteering | |||
| Soup Kitchen Founder | |||
| Math Club Organizer | |||