Antonios S.

I build simulation and training software in Unity that ships on time. 8+ years of Unity Engine and C# development. 35+ VR training simulations delivered. Led 9 development teams. Published tools on the Unity Asset Store. What I deliver: — VR/AR applications (Meta Quest, Pico, ARCore, Vuforia) — Interactive training simulations and serious games — Unity architecture, optimization, and scalable code — Multiplayer systems (Photon PUN 2) — Full project ownership: architecture → development → deployment Recent highlights: → Delivered a VR presentation app for the Greek Ministry of Sports & Education within a 3-week deadline → Reduced network calls by 80% in a multiplayer VR system → Improved frame rate from 55 to 72 FPS on an already-optimized VR build → Coordinated $1.1M in VR training simulation delivery — zero missed releases I work clean: documented code, clear communication, predictable delivery. Available for both hourly and fixed-price contracts.