Stefan Wagner's CV

• Email: [email protected]
• Location: Dresden, Germany
• Website: stefanwagner.dev
• LinkedIn: stefanwagnerdev
• GitHub: stefanwagnerdev

Summary

Senior Software Engineer with 20 years of experience shipping products across industrial robotics, AI/ML, real-time 3D graphics, and mobile gaming. Currently building AI-powered robot programming tools at Wandelbots. Led engineering teams, shipped applications to 1.7M+ users, and contributed to enterprise open-source SDKs. Deep expertise in TypeScript, React, Python, Unity, and WebGL.

Experience

Wandelbots GmbH, Senior Software Engineer

Dresden, Germany

Feb 2021 – present

5 years 1 month

• AI Department: Building solutions enabling robots to learn from human demonstrations via agentic and imitation learning within the Nova platform

• Architected infrastructure for embedding interactive 3D robot visualization (Three.js, WebGL) into customer applications

• Core contributor to open-source wandelbots-nova TypeScript/Python SDK and React component library for 3D robot visualization

• Designed and developed industrial robot welding application with path planning and weld parameter optimization

• Built no-code visual robot programming interface making complex robotics accessible to non-programmers

• Tech: TypeScript, React, Three.js, Python, WebGL, ROS

Die Kapitaene Media GmbH, Tech Lead

Dresden, Germany

Jan 2015 – Jan 2021

6 years 1 month

• Led engineering team of 6 developers; established CI/CD pipelines, code review processes, and analytics infrastructure

• SQIN (BeQu): Built face analysis using TensorFlow Lite + Unity (468 3D facial landmarks, 30+ FPS) -- Google Play Best App of 2020

• Hi Frog!: Scaled live-service architecture to 1.2M+ downloads; optimized 3D engine for low-end mobile; real-time weather API integration

• Tiny Armies: Architected deterministic lockstep networking for 8-player real-time multiplayer (sub-50ms sync) -- Google Play Featured

• Mowy Lawn: Early ARKit/ARCore integration; 150k+ downloads -- App Store Featured

• Quiz Friends: Engineered secure real-money payment infrastructure with fraud detection and ACID-compliant transactions; 50k+ downloads

• A/B testing infrastructure, monetization system design, data-driven product decisions across all titles

Fraunhofer IGD, Research Assistant

Dresden, Germany

Apr 2013 – July 2015

2 years 4 months

• Built EcoSky -- interactive aircraft lifecycle environmental visualization for CleanSky EU research initiative

• Hardware-accelerated rendering pipeline using WebGL and d3.js for dense, multi-dimensional environmental datasets

• Collaboration with PE International and University of Stuttgart

Crytek GmbH, Diploma Thesis Student

Frankfurt, Germany

Oct 2011 – Sept 2012

1 year

• Researched 3D model compression and streaming techniques for WebGL applications

• Achieved 50% better compression than GZIP for 3D binary models using custom encoding

• Evaluated progressive mesh streaming, Level of Detail techniques, and client-side caching (IndexedDB)

Freelance, Mobile Developer

Dresden, Germany

July 2009 – Sept 2011

2 years 3 months

• PacMap: Location-based AR game -- Featured on German national TV (ZDF Heute Journal); 50k+ downloads

• Pax Britannica: Solo-ported acclaimed strategy game to Android using libGDX; 50k+ downloads

• OpenGL ES 2.0 shader experiments, raymarching visualizations, Android live wallpapers

Fraunhofer IIS/EAS, Student Assistant

Dresden, Germany

Oct 2007 – Sept 2011

4 years

• Software development at research institute during university studies (Java)

Education

TU Dresden, Media Informatics (Medieninformatik)

Diploma

Dresden, Germany

Oct 2007 – Sept 2012

• Focus: Computer Graphics, Distributed Systems

• Thesis: 3D Model Compression and Streaming (cooperation with Crytek GmbH)

DGIS Service GmbH, GIS Software Development

Apprenticeship (IHK)

Dresden, Germany

Aug 2005 – July 2007

Technical Skills

Languages: TypeScript/JavaScript, Python, C#, C++, Java, GLSL/HLSL

Frontend: React, Three.js, WebGL, Material-UI, Node.js

AI/ML: TensorFlow Lite, PyTorch, MediaPipe, LeRobot

Game/3D: Unity, libGDX, Blender, Photon Engine, Box2D, custom physics engines

Robotics: industrial robot programming, path planning, Wandelbots Nova platform

Architecture: Deterministic lockstep networking, real-time multiplayer, distributed systems, API design

DevOps: CI/CD pipelines, A/B testing, analytics infrastructure, mobile deployment

Key Achievements

1.7M+ combined downloads across shipped mobile applications

Google Play Best App of 2020 -- SQIN (PersonalGrowth category)

Google Play Featured -- Tiny Armies

App Store Featured -- Mowy Lawn

German National TV (ZDF) -- PacMap featured on Heute Journal

882 GitHub stars across 30 open-source repositories

Languages

German: Native

English: Professional / Fluent