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Hi, I’m Angelos Ioannis Katsampekis, a Unity Developer and XR researcher based in Thessaloniki, Greece. I have over five years of experience delivering immersive XR experiences and gaming projects for partners such as Samsung Electronics, Coca-Cola, and EU Horizon programs. I thrive on solving complex real-time problems and turning ambitious ideas into polished, scalable solutions. I specialize in physics-based simulations, neural networks, deep learning, and AI-driven VR/AR experiences. My toolkit includes Unity, C#, Python, and ML frameworks, and I routinely optimize performance across mobile XR devices and multi-platform builds. I enjoy collaborating in interdisciplinary teams to push the boundaries of what immersive technology can achieve.…Hi, I’m Angelos Ioannis Katsampekis, a Unity Developer and XR researcher based in Thessaloniki, Greece. I have over five years of experience delivering immersive XR experiences and gaming projects for partners such as Samsung Electronics, Coca-Cola, and EU Horizon programs. I thrive on solving complex real-time problems and turning ambitious ideas into polished, scalable solutions. I specialize in physics-based simulations, neural networks, deep learning, and AI-driven VR/AR experiences. My toolkit includes Unity, C#, Python, and ML frameworks, and I routinely optimize performance across mobile XR devices and multi-platform builds. I enjoy collaborating in interdisciplinary teams to push the boundaries of what immersive technology can achieve.

Angelos Ioannis Katsampekis

Game Developer, Programmer, 3D Designer, +7

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Hi, I’m Angelos Ioannis Katsampekis, a Unity Developer and XR researcher based in Thessaloniki, Greece. I have over five years of experience delivering immersive XR experiences and gaming projects for partners such as Samsung Electronics, Coca-Cola, and EU Horizon programs. I thrive on solving complex real-time problems and turning ambitious ideas into polished, scalable solutions. I specialize in physics-based simulations, neural networks, deep learning, and AI-driven VR/AR experiences. My toolkit includes Unity, C#, Python, and ML frameworks, and I routinely optimize performance across mobile XR devices and multi-platform builds. I enjoy collaborating in interdisciplinary teams to push the boundaries of what immersive technology can achieve.…Hi, I’m Angelos Ioannis Katsampekis, a Unity Developer and XR researcher based in Thessaloniki, Greece. I have over five years of experience delivering immersive XR experiences and gaming projects for partners such as Samsung Electronics, Coca-Cola, and EU Horizon programs. I thrive on solving complex real-time problems and turning ambitious ideas into polished, scalable solutions. I specialize in physics-based simulations, neural networks, deep learning, and AI-driven VR/AR experiences. My toolkit includes Unity, C#, Python, and ML frameworks, and I routinely optimize performance across mobile XR devices and multi-platform builds. I enjoy collaborating in interdisciplinary teams to push the boundaries of what immersive technology can achieve.

Available to hire

Hi, I’m Angelos Ioannis Katsampekis, a Unity Developer and XR researcher based in Thessaloniki, Greece. I have over five years of experience delivering immersive XR experiences and gaming projects for partners such as Samsung Electronics, Coca-Cola, and EU Horizon programs. I thrive on solving complex real-time problems and turning ambitious ideas into polished, scalable solutions.

I specialize in physics-based simulations, neural networks, deep learning, and AI-driven VR/AR experiences. My toolkit includes Unity, C#, Python, and ML frameworks, and I routinely optimize performance across mobile XR devices and multi-platform builds. I enjoy collaborating in interdisciplinary teams to push the boundaries of what immersive technology can achieve.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Greek, Modern

Fluent

English

Fluent

Work Experience

Unity XR Developer / AI Engineer at Samsung Electronics

December 31, 2025 - September 23, 2025

Prototyped a VR full-body avatar estimation system in Unity, trained on the AMASS dataset (SMPL format) to reconstruct body joint rotations from head and hand inputs (position, rotation, velocity). Integrated multiple inference back-ends (Sensei, ONNX Runtime, TensorFlow Lite) to enable real-time performance for VR/XR devices. Built an in-app benchmarking framework to evaluate model variants and inference engines under identical runtime conditions, optimizing the pipeline for VR use cases.

XR/Unity Engineer at Aristotle University of Thessaloniki

January 1, 2025 - October 2, 2025

Designed and built end-to-end Drone & Missile Simulator in Unity, including a real-time multi-threaded aero-dynamics solver with per-vertex force computation for accurate flight simulation. Trained autonomous drones with Unity ML-Agents to navigate dense forests; generated and logged missile-launch telemetry datasets for AI targeting research. Integrated inference engines (SENTIS, ONNX Runtime, TensorFlow Lite) for cross-device performance.

ML & Software Developer at Coca-Cola (CCH) / PRAGMA-IoT Solutions

January 1, 2025 - October 2, 2025

Designed and implemented machine learning algorithms for Coca-Cola's data science team to support inventory optimization research.

Software Tools Engineer at Samsung Electronics

January 1, 2025 - October 2, 2025

Game Optimization: Created Python and C++ tools for converting ONNX models to NN for mobile AI runtime, packaging and streaming deployment on Android devices; conducted performance benchmarking and optimization.

Unity Developer – Research Assistant at CERTH – The Centre for Research & Technology, Hellas

August 2, 2025 - October 18, 2025

Designed and developed immersive XR/AR/VR experiences, end-to-end physics-based flight and robotics modeling, and AI-driven navigation systems. Implemented a custom multi-threaded aerodynamics solver with per-vertex force computation, optimized using Unity Jobs and Burst-compiled C# to achieve ~6x faster performance (2 ms vs 13 ms per frame on i7-13700K). Trained autonomous drones via physics-based deep reinforcement learning (Unity ML-Agents) with depth-camera vision input to reach ~95% navigation accuracy in dense forest environments. Generated missile telemetry datasets for AI targeting and machine-learning research. Integrated live museum metadata through REST API, enabling curators to update exhibits dynamically. Led AI-driven VR museum evaluation workflows (E U Horizon, Unity).

Software Developer at IoT Solutions

August 2, 2025 - October 18, 2025

Projects including drone & missile simulator, cross‑platform XR rendering pipelines, and AI-based face anonymization for real-time VR/AR experiences. Implemented optimized neural network solutions for cross-platform XR devices, achieving up to 2x inference improvements across mobile XR devices. Built and benchmarked multiple mobile XR games with custom graphics monitoring harnesses to guide performance optimization.

Unity Developer – Research Assistant at CERTH – The Centre for Research & Technology, Hellas

February 8, 2025 - October 18, 2025

Developed immersive XR/AR/VR experiences and games in Unity; built end-to-end research prototypes, including UX and control systems, motion tracking, and AI-assisted navigation; collaborated with cross-disciplinary teams at CERTH to advance XR research and applications.

Software Developer at IoT Solutions (Projects)

February 8, 2025 - October 18, 2025

Developed software prototypes and solutions for IoT projects, focusing on cross-platform integration, cloud connectivity, and device provisioning; collaborated with clients to deliver demos and proof-of-concept systems.

Unity Developer – Research Assistant at CERTH – The Centre for Research & Technology, Hellas

August 2, 2025 - October 22, 2025

Developed end-to-end physics-based XR flight and missile simulation in Unity, from core aerodynamics to UX/controls. Implemented a custom multi-threaded aerodynamics solver, optimized navigation with ML, and delivered cross-platform XR apps. Led AI-driven simulation and data generation for AI targeting and VR avatar tracking across Samsung, Coca-Cola, and Horizon projects.

Software Developer – IoT Solutions at CERTH – The Centre for Research & Technology, Hellas

August 2, 2025 - October 22, 2025

Implemented cross-platform XR and IoT software prototypes for multiple projects; integrated AI-assisted museum VR experiences; built live data visualization dashboards via REST APIs; contributed to VR/AR workflows and real-time avatar rendering.

Unity Developer – Research Assistant at CERTH – The Centre for Research & Technology, Hellas

August 2, 2025 - October 22, 2025

Led end-to-end development of a physics-based flight simulator in Unity. Implemented an aerodynamics solver with per-vertex forces using Unity Jobs and Burst-compiled C#, achieving significant performance gains. Built XR UX/controllers and contributed to multi-disciplinary VR/AR projects.

Software Developer – IoT Solutions Projects at Samsung Electronics

August 2, 2025 - October 22, 2025

Contributed to Samsung Electronics XR/iOT projects, including 3D Avatar Body Capture (Unity). Integrated AI inference engines (SENTIS, ONNX Runtime, TensorFlow Lite) across mobile XR devices, delivering improved inference performance and reduced latency. Worked on cross-platform VR/AR tooling and optimization.