High-Performance Game Programmer | Unity & C++

Lucas Gariador

📍 Relocating to Madrid, Spain (March 2026) • Eligible for EU Work Permit

Specialized in optimization, engine architecture, and scalable systems. Formerly Core Engineer at Boxitsoft (+100M downloads).

Latest Technical Demo

Massive Voxel Physics Engine (Unity DOTS)

Technical prototype pushing the limits of Unity DOTS. Handles 60,000+ active physical entities at 150 FPS. Features collision detection decoupled from the Main Thread using Burst Compiler & C# Job System, with manual memory chunking to eliminate GC spikes.

Unity 6DOTSECSBurst CompilerC# Jobs

Selected Works

Mini Doom Raycaster

Custom pseudo-3D rendering engine built from scratch in C++ and SDL2. Features Raycasting pipeline with fish-eye correction, pixel-perfect texture mapping, and manual Z-buffering. Focused on low-level graphics programming.

More info →

Drive for Speed (Mobile)

Core engineering for a top-tier mobile title with 100M+ downloads. Delivered critical performance optimizations for low-end devices and maintained stability in a massive-scale live-ops environment.

More info →

Far Beyond Reach

Hex-based space exploration game. Designed the event architecture and optimized A* pathfinding systems.

Unity LLM NPCs

Real-time integration of local Generative AI (Ollama) within Unity for dynamic, unscripted NPC dialogue.

Technical Skills

Core & Performance

  • C++ & C# (Advanced)
  • Data-Oriented Design
  • Memory Management
  • Multithreading / Jobs
  • Algorithm Optimization

Engines & Tools

  • Unity 6 (DOTS, ECS, Burst)
  • SDL2 (Graphics API)
  • Profiling Tools
  • Git / Plastic SCM
  • Render Pipelines (URP)

Architecture

  • System Decoupling
  • ScriptableObject Arch
  • Live-Ops Integration
  • CI/CD Pipelines
  • SOLID Principles

About Me

I am a performance-focused Game Programmer. After shipping features for massive mobile titles (+100M users), I now specialize in Data-Oriented Design (DOTS) and C++ to build complex simulations that run silky smooth.

Contact

Let's talk about opportunities in Madrid:

gariador.lucas@gmail.com