Felix Winterhalter
Software Developer | Backend, ML/LLM-powered applications on AWS & Azure
Location Bavaria, Germany ‐ open to remote work
Felix Winterhalter

Hi!

I'm Felix, software developer with a focus on LLM-powered backend applications during the day, deep learning, music, book and videogame enthusiast at night. Currently working through Goodfellow's and Prince's Deep Learning books in my free time.

Skills

Programming

  • Python, Typescript, C++, C#, Java

Cloud

  • AWS & Azure - deploy, monitor, operate

ML / Data

  • scikit‑learn, PyTorch, TensorFlow
  • LLM tooling: LangChain, LangFuse, LangSmith

Foundations

  • ML/Intelligent Systems, Computer Vision and Computer Graphics
  • (Post‑quantum) Cryptography

Work Experience

Software Developer - Materna Information & Communications SE

2023 – Present (2 years)Germany

Backend and ML/LLM‑focused applications on AWS and Azure (deployment, monitoring, operations).

AWS Azure Python Typescript MLOps Large Language Models

Projects

RAFT Robustness (Master’s Thesis)

Summer 2023 · Thesis

Feature‑level analysis of the adversarial robustness of RAFT for optical‑flow estimation; analysis of “semantic blocks.”

PyTorch Computer Vision Optical Flow Adversarial ML SSH Remote Dev

Quantum No‑Free‑Lunch (Group Research)

Winter 2022 · Code · Report · Preprint

Experimental verification and extensions of published results on quantum learning bounds.

Qiskit PennyLane IBM Quantum Python

General‑Relativistic Polygon Rendering (Bachelor’s Thesis)

Summer 2020 · Thesis · Published paper

Prototype for interactive visualization of relativistic effects near black holes.

C++ OpenGL GLSL ODEs Numerics

Collaborative VR Solar‑System Exploration

Winter 2018/2019 · Report & Poster

Interactive VR environment for collaborative exploration of a simulated solar system.

Unity C# Photon (Multiplayer) HCI in VR

Web‑based Route Planner (Germany)

Summer 2019 · Code

Web route planner with interactive map and basic client/server structure.

Dijkstra HTML/JS Leaflet AJAX

Education

Master of Computer Science (1.8)

2022 – 2023 · University of Stuttgart

Bachelor of Computer Science (2.3)

2017 – 2022 · University of Stuttgart

Bachelor of Mathematics (not graduated)

2014 – 2017 · University of Stuttgart

Abitur

2014 · Johannes‑Kepler‑Gymnasium Reutlingen

Languages

  • German (Native Speaker)
  • English (Fluent, ~C1+)