Overfile Games

UNITY DEVELOPMENT · GAMEPLAY PROGRAMMING · SYSTEMS ARCHITECTURE

Games are built
one system at a time.

Independent Unity programmer specializing in scalable gameplay systems, enemy AI, console optimization, and custom technical architecture.

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Selected work

A selection of commercial games, VR titles, and interactive software engineered with Unity—focused on performance, systems design, and low-level control.

CURRENT PROJECT

INANIMA

2D Pixel Art Survival Horror · PC / Nintendo Switch

Top-down survival horror combining classic inventory management and tactical combat with modern dynamic systems.

Lead Developer & Programmer

Solo programmer handling full game architecture, console optimization, custom lighting, and core gameplay loops from concept to release.

Core Stack & Target

Unity URP · C# · IL2CPP / AOT · PC & Nintendo Switch

Technical Highlights

  • Dynamic Difficulty (DDA): Event-driven tension scaling tracking 7 custom survival-horror metrics.
  • Console Optimization: Strictly LINQ-free code architecture compliant with Switch AOT/IL2CPP constraints.
  • Decoupled Enemy AI: Spatial proximity logic utilizing batched Physics2D.OverlapCircleAll.
  • Damage Pipeline: Zone multipliers, critical hits, and precision factors resolved at a single pipeline entry.
  • Serialization & Saves: Binary/JSON data serialization with state validation for room transitions.
  • Rendering & Camera: Custom URP 2D lighting, dynamic candle mechanics, and pre-calculated rebaking during loading screens.
View on Steam ↗
RELEASED

Lamentum

Pixel Art Survival Horror · PC & Consoles

Atmospheric survival horror set in a dark 19th-century mansion, published globally on PC and consoles.

Role: Game Designer & Lead Programmer

Technical Highlights

  • Custom 2D shader tailored for dynamic lighting and performance.
  • Top-Down tilemap system with multi-layered depth rendering.
  • Cross-platform controller integration using Unity Input System.
  • Decoupled enemy AI driven by 2D A* pathfinding.
  • 60 FPS performance optimization across target platforms.
View on Steam ↗

Sky Fighter

VR Shooter · 100k+ Downloads

Virtual reality arcade shooter with head-tracking controls ported across Gear VR, Daydream, and PICOVR.

  • Procedural wave generation and predictive AI trajectory tracking.
  • Photon Engine multiplayer prototype implementation.
  • Leaderboards, IAP integration, and platform-specific VR performance tuning.
Oculus Store ↗

National Archaeological Museum

Educational VR Experience

Official VR cultural experience with guided and free-roam interactive historical tours.

  • Parabolic arc trajectory teleportation system for mobile VR.
  • Stereoscopic shaders and optimized mobile 3D rendering pipeline.
  • Bilingual audio/text synchronization system.
Oculus Store ↗

Sky Fighter Survive

VR Arcade Shooter

Standalone VR campaign mode featuring 9 levels, endless survival, and boss mechanics.

  • Custom boss AI state machines and phase triggers.
  • Time-based dynamic difficulty pacing.
  • Cross-platform Oculus/Gear VR controls and stereoscopic optimizations.
Oculus Store ↗

Arranca en verde

Second Screen TV App · iOS / Android

Arranca en Verde screenshot

Companion app synchronized in real-time with national TV broadcast via acoustic fingerprinting.

  • Real-time audio recognition SDK integration in Unity.
  • Firebase Authentication, Realtime Database, and Cloud Messaging (FCM).

Virtual Fitting Room

Interactive Installation · Kinect v2

Augmented reality interactive installation mapping 3D garments onto users in real-time.

  • Kinect SDK skeleton tracking mapped to dynamic 3D cloth rigs.
  • Custom depth-mask AR shaders and external DB synchronization.

Inside: Before Birth

3D Horror · PC & Mobile

3D horror adventure with interactive environments, physics puzzles, and spatial audio.

  • FPS locomotion controller with dynamic crouch/sprint mechanics.
  • Custom graphics pipeline presets and Steamworks integration.
View on Steam ↗

Unity3D Educational Content

YouTube Series

Open-source programming series teaching Unity C# architectures from scratch.

YouTube Playlist ↗
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Tools & Assets

Commercial Unity tools, editor extensions, and programming packages published by Overfile Games.

COMING SOON
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About Overfile Games

Overfile Games is an independent studio and technical engineering brand led by Nicolás, specializing in gameplay programming, AI, and C# optimization for Unity.

With over 10 years of experience across PC, console, VR, and mobile platforms, I turn complex design requirements into robust, high-performance systems.

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Contact

Available for technical contracts, lead development, or collaboration enquiries: