Ömer Faruk İşeri

HELLRAZE

Unity C# Procedural Gen FSM

A fast-paced roguelike FPS featuring procedural level generation and varied dungeon layouts. Awarded "Best Technical Implementation" at the 2025 Game Development Project Days.

Designed to support high-octane combat loops with advanced enemy AI and complex weapon systems.

Play on Itch.io Source Code

System Architecture

Custom Occlusion Culling: Optimized performance for procedurally generated rooms by implementing a custom culling system in Unity.
State Machine AI: Engineered complex enemy behaviors including pathfinding, threat assessment, and varied attack patterns using hierarchal state machines.
Weapon Systems: Implemented 7 unique weapon mechanics (grappling hook, flamethrower) with distinct state logic.
Meta-Progression: Designed a scalable persistent upgrade economy.

Neon Blast

Vanilla JS HTML5 Canvas No Engines Optimization

An arcade roguelike shooter built on a high-performance custom 2D rendering engine written in Vanilla JavaScript (<3MB). Supports 200+ active entities at a stable 60 FPS on mobile devices.

Google Play Play on Web

Technical Details

Custom Engine: Built a memory-efficient game loop and rendering pipeline from scratch without external frameworks.
Spatial Partitioning: Optimized collision detection using Grid-Based systems, reducing complexity from O(N²) to O(N).
Object Pooling: Managed 200+ entities and 500+ projectiles with zero garbage collection spikes.
Dynamic Scaling: Implemented an algorithmic difficulty scaler adjusting spawn rates and enemy weights in real-time.

Tile Tactics

Unity 2D Design Patterns Mobile Monetization

A unique hybrid puzzle game blending 2048 mechanics with roguelike card usage. Acquired 180+ active users with a 4.5/5 stars rating.

Google Play Play on Itch.io

System Design

Architecture: Heavily utilized Manager, State, and Observer patterns for a decoupled, event-driven codebase.
Monetization: Integrated Unity Ads (LevelPlay SDK) for rewarded video monetization with an ad-based continue mechanic.
ScriptableObjects: Managed all game data (27 cards, 14 perks) for rapid iteration and balancing.
Strategy Pattern: Implemented weighted random card distribution adapting to game phases (Early/Mid/Late).

Match 3 Saga

Vanilla JS BFS Algo Design Patterns Optimization

A high-performance Match-3 puzzle game built entirely with Vanilla JavaScript. Features sophisticated pattern matching algorithms and a custom animation system.

Engineered to run smoothly on mobile devices with touch gesture support.

Play Demo

Technical Implementation

Graph-Based Matching: Implemented BFS matching algorithms to detect complex shapes (T, L, +) and cascade combo chains.
Custom Animation Engine: Built a lightweight CSS-based animation system for consistent 60fps transitions without canvas overhead.
State Architecture: Utilized a centralized state machine to handle game phases (Input, Matching, Gravity, Refill) ensuring deterministic logic.

Educational Game (Special Needs)

Unity 2D Accessibility Analytics

Developed core gameplay modes (matching, sequencing) for children with special needs. Focus on accessibility and teacher analytics.

Play on Itch.io

Modular Content: Engineered a ScriptableObject-based system for scalable content creation across 9 thematic categories.
Analytics Dashboard: Built a teacher dashboard to track progress and generate visual behavior reports using persistent JSON data.

Select Works

HELLRAZE

System Architecture

Neon Blast

Technical Details

Tile Tactics

System Design

Match 3 Saga

Technical Implementation

Educational Game (Special Needs)

Experience

Fullstack Developer

Intern (LLM & Automation)

Intern (RAG System)

Education

B.Sc. in Computer Engineering

Technical Skills

Gameplay & Systems

Optimization & Architecture

Languages & Tools