Game Development · RP-GD-0028

Hussein Elsayed

MidGameplay Programmer

Unity gameplay programmer shipping multiplayer mobile games and standalone VR/XR training apps

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  • Remote Pro Ai team member · under contract
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  • 3yearsprofessional experience
  • MidSeniority level
  • UnityPrimary stack
  • CairoBased in · Egypt · GMT+2

Hussein Elsayed

Profile summary

Unity developer with delivery across multiplayer mobile games, standalone VR/XR, AR and EdTech simulation. Programmed and launched Sigato, a real-time multiplayer board game on Google Play, then re-architected Sigato V2 with dependency injection, Photon PUN 2, Unity Gaming Services and a full set of platform services. Built VR training, medical and virtual-tour applications for Meta Quest, Pico and WebGL, and a Block-to-Python robotics editor for the 01Skills platform. Strong in C# architecture (SOLID, Extenject, event-driven design), client-server networking and mobile performance optimisation.

  • Languages

    • ArabicNative
    • EnglishProfessional working proficiency

  • Sectors

    • Games
    • Education
    • Healthcare
    • Insurance

Hussein Elsayed

6 roles

Experience

Most recent role first, with outcomes as stated in the CV.

  1. Instructor — Programming, Game Development & Robotics

    Kid Koder Academy

    – Present

    • Teach programming, game development and robotics, progressing students from Scratch and Blockly to Python, JavaScript, C# and Unity.
    • Guide students through building complete games from scratch, including multiplayer Pong, Super Mario-style platformers and racing games.

  2. Independent Unity Developer

    EgyGames

    – Present

    • Expanded Sigato V2 into a full online product with client-server synchronization, lobby and matchmaking on Photon PUN 2.
    • Designed the complete UI/UX in Figma and the software architecture on Extenject (dependency injection), then translated it into Unity UI.
    • Integrated Unity Gaming Services, Firebase, Google Sign-In, Google Play Games and Game Center, plus analytics, in-app purchases, leaderboards, achievements and ads.
    • Delivered English, Arabic and French localization and retention features (daily rewards, challenges, shop, themes) with reactive UI built on UniRx and LitMotion.

  3. Unity Developer — VR/XR & Educational Applications

    EKSON Technology / AlMotahida (Scivr)

    –

    • Contributed to 5+ Mathematics, 5+ Biology and 5+ CTE educational projects built in Unity.
    • Built VR training applications for Meta Quest and Pico with VRIF, including the Dentist, Dentist Hygiene and Skin Care medical modules.
    • Developed VR virtual tours, including the Pizza Tower and Acropolis experiences, alongside browser-based WebGL experiences.
    • Optimized immersive interactions, UI, navigation and audio for standalone VR hardware and WebGL deployment.

  4. Game Developer

    DGSs

    –

    • Programmed and launched Sigato, a multiplayer 2D board game on Google Play, with real-time client-server synchronization, lobby and matchmaking.
    • Established the gameplay, UI and networking architecture that became the foundation of Sigato V2.

  5. Unity Developer — Robotics & EdTech

    Thaka International (formerly BE-STEAM) — 01Skills

    –

    • Extended 01Skills, an EdTech platform serving thousands of students, with LEGO EV3 and SPIKE-style robotics simulation and block programming.
    • Built a custom programming editor with Block-to-Python and Code-to-Blocks workflows, project save/load and portable Python code generation.
    • Implemented nested mathematical and logical expressions and linked blocks to simulated robot behavior and missions, including the Panama robotics mission.

  6. Game Developer

    PSTC

    – Saudi Arabia

    • Engineered a multiplayer gamified mobile app integrated into the InsuranceMarket platform, using AppWarp for rooms, real-time chat and synchronized game state.
    • Built authentication, profiles and guest sessions, integrated Unity Ads and Start.io, and cut app size and runtime cost through texture compression, refactoring and profiling.

Hussein Elsayed

5 projects

Selected projects

Shipped titles and products, with the role played on each.

  • Sigato (V1 & V2)

    Game developer — architecture, networking and UI/UX

    Real-time multiplayer 2D board game launched on Google Play, later expanded with matchmaking, platform services and English, Arabic and French localization.

    • Unity
    • C#
    • Photon PUN 2
    • Extenject
    • Firebase
    • Unity Gaming Services

  • Dentist & Skin Care VR training

    Unity VR developer

    Medical and dental VR training experiences for standalone headsets.

    • Unity
    • VRIF
    • Meta Quest
    • Pico

  • VR Clean Desk Policy

    Freelance Unity developer

    Task-based VR workplace training simulation with object manipulation and spatial narration for standalone VR.

    • Unity
    • VR

  • AR Card Gameplay System

    Unity AR developer

    Marker-tracking system that maps physical cards to virtual gameplay and UI elements.

    • Unity
    • AR
    • Image tracking

  • GetMoney

    Freelance game developer

    Economic simulation game with a custom REST backend connecting Unity gameplay to server-side data.

    • Unity
    • PHP
    • MySQL
    • REST APIs

Hussein Elsayed

8 core skills

Skills

Core skills first, then the full toolkit by theme.

Core skills

  • Unity
  • C#
  • Photon PUN 2
  • Client-Server Architecture
  • VR/XR (VRIF, XR Interaction Toolkit)
  • Extenject / Dependency Injection
  • Firebase
  • Mobile Performance Optimization

  • Engine & gameplay

    • Unity 6
    • C#
    • 2D/3D gameplay
    • Unity UI
    • Physics
    • Animation
    • Custom Editors

  • Multiplayer & networking

    • Photon PUN 2
    • Mirror
    • AppWarp
    • WebSockets
    • Lobby & matchmaking
    • Real-time synchronization

  • XR / AR

    • VRIF
    • OpenXR
    • XR Interaction Toolkit
    • Meta Quest
    • Pico
    • Vuforia

  • Architecture

    • SOLID
    • Design Patterns
    • Extenject
    • Event-Driven Architecture
    • Service Locator
    • UniRx
    • LitMotion

  • Backend & platform services

    • Firebase
    • Unity Gaming Services
    • Google Play Games
    • Game Center
    • In-App Purchases
    • Unity Ads
    • REST APIs
    • PHP
    • MySQL
    • MongoDB

  • EdTech & visual programming

    • Blockly
    • Scratch
    • LEGO EV3
    • LEGO SPIKE
    • Python code generation

  • AI & computer vision

    • Unity Sentis
    • Unity ML-Agents
    • Behavior Trees
    • Object Detection

  • Tools

    • Git
    • GitHub
    • Jira
    • Visual Studio
    • Android Studio
    • Figma
    • Blender
    • Photoshop

Hussein Elsayed

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