Dr. Jonathan Decker

0000-0002-7384-7304

Göttingen, Germany
Email: inbox@dr-decker.example.science

Current Position

2025.11–today | Postdoc - Scientific Employee, Georg-August-University, Göttingen
Working with Prof. Dr. Julian Kunkel in his High-Performance Storage (HPS) research group. Handling teaching efforts, maintaining templates, responsible for customer projects and leading Team Research. Close cooperation with the GWDG.

2022.03–2025.11 | PhD Student - Scientific Employee, Georg-August-University, Göttingen
Working with Prof. Dr. Julian Kunkel in his High-Performance Storage (HPS) research group. Handling teaching efforts and leading research works. Close cooperation with the GWDG.

Areas of Specialization

Applied Computer Science; Software System Design; HPC & Cloud Convergence; AI-Inference Platforms; Serverless Cloud Computing; Agentic AI

Major Contribution

Chat AI/SAIA
Privacy focused AI inference platform hosted by the GWDG with over 150.000 users, 6.000 daily users and 300.000 daily requests (as of August 2026).
GWDG Service | Academic Cloud Service | Paper

Skills

• Programming Languages: Python, Java, C, Git, LaTeX
• Technologies: Kubernetes, Container (Docker/Podman), Shell (Bash/Zsh), Rancher, OpenStack, DokuWiki
• Operating Systems: Linux, Windows
• Languages: German, English
• Teaching: Scientific Writing, Scientific Presentations, Supervision of Final Theses, Organization of Courses, Advising of PhD Students
• Management: Leading a Team of 7, Consulting Customers

Notable Coding Projects

GWDG Coding Agents
Wrapper for safely running OpenCode and OpenClaude in a secure container via Chat AI with session memory per project.
https://gitlab-ce.gwdg.de/gwdg/coding-agents

Chat AI/SAIA
Private LLM focused inference platform that bridges HPC and cloud. Contributed the initial implementation of the backend scheduler written in Python.
https://github.com/gwdg/chat-ai | https://github.com/gwdg/saia-hub

CIARC
Finalist submission to the ESA third Computer In A Room Challenge (2024-2025). Contributed driver software for a simulated satellite written in async Python.
https://github.com/LolSayna/CIARC

PykeBot2
Web-scraper Discord bot written in Python with concurrent (async) control flows.
https://github.com/Twalord/PykeBot2

Ironik
CLI tool for deploying Kubernetes cluster on OpenStack via Rancher.
https://gitlab-ce.gwdg.de/jdecker/ironik

Appointments

2026-today | Member of the Göttingen Campus Postdoc Committee, Georg-August-University Göttingen
Organizing events and representing the interests of the Göttingen Campus Postdoc Network
https://goettingen-campus.de/postdoc-committee

2025–2026 | Speaker of the doctoral student representatives and doctoral student representative of the faculty of mathematics and computer science, Georg-August-University Göttingen
Representing the interests of the 2.500 doctoral students in various commissions, the mathematical and computer science faculty meetings and the university senate.
https://www.uni-goettingen.de/en/571906.html

2019–2022 | Honorary E-Sports Trainer, ASC Göttingen
Organizing and conducting training sessions for interested and potential club members including minors.

Journal Review Duties

• 2026 | Springer Nature - Computing
• 2026 | Springer Nature - Journal of Grid Computing
• 2026 | Springer Nature - Journal of Computer Virology and Hacking Techniques
• 2026 | Springer Nature - International Journal of Networked and Distributed Computing
• 2026 | Springer Nature - Journal of Grid Computing
• 2026 | Springer Nature - Cluster Computing
• 2026 | Springer Nature - Scientific Data
• 2025 | Springer Nature - Journal of Supercomputing

Talks and Workshops

2026 | OpenFOAM Stammtisch in Göttingen
Gave a 20-min talk on the state of AI in science and software engineering.

2025 | ISC in Hamburg
Contributed to a workshop that covered hands-on examples to showcase the utilization of AI with edge devices.

2024 | Smart Data Innovation Days in Karlsruhe
Gave a 10-min talk on the need to free and private access to AI, specifically LLMs, via Chat AI.

2024 | Informatik Festival in Wiesbaden
Organized and moderated a workshop called “Open Source Blickwinkel” that included prepared scenarios to role play discussions around the adoption of open source in various areas.

2024 | KI Symposium in Hagen
Gave a 20-min talk about Chat AI and providing access to generative AI tools for students and researchers.

2024 | ISC in Hamburg
Contributed to a workshop that covered hands-on examples to showcase the deployment and monitoring of edge devices.

2022 | ZKI-AK Supercomputing in Leipzig
Gave a talk on our EU-funded project DECICE, which seeks to provide a unified interface for cloud, edge and HPC environments.

Teaching

2022 Autumn Term–2025 Autumn Term | Lecture: High-Performance Data Analytics

2022 Autumn Term–today | Seminar with Practical: Scalable Computing Systems and Applications in AI, Big Data and HPC

2022 Summer Term–today | Practical: “Practical Course on High-Performance Computing

2022 Summer Term–today | Seminar: “Newest Trends in High-Performance Data Analytics

Supervised 8 bachelor’s and master’s theses since 2022.

Education

2025.11–today | Postdoc, Georg-August-University Göttingen

2022.10–2025.11 | Dr. rer. nat. - Magna Cum Laude in Computer Science, Georg-August-University Göttingen

2019–2022 | MSc in Applied Computer Science, Georg-August-University Göttingen

2015–2019 | BSc in Applied Computer Science, Georg-August-University Göttingen

Proposals

2022-2027 | KISSKI: AI Service Centre for Sensitive and Critical Infrastructure
Funded by BMBF | KISSKI

2023-2026 | DECICE: Device-Edge-Cloud Intelligent Collaboration framEwork
Funded by EU Horizon | DECICE

2022-2025 | MCSE: Memory-Centric Storage for Exascale
Funded by BMBF | MCSE

Awards

2025 | Best Paper Award Cloud Computing 2025 Conference, Valencia, Spain
for Paper Running Kubernetes Workloads on Rootless HPC Systems using Slurm
Award | Winning Paper

Publications