Juan Sebastian Cadavid

Medellín, Colombia · Open to international roles · English B2

Gameplay Engineer — Systems & Performance

Game Developer with 2+ years of professional experience across Unity, Unreal, Roblox, and UEFN. Specialized in gameplay mechanics, AR/VR, multiplayer systems, physics development, and performance optimization.

View projects Resume (PDF)
Unity (C#) Unreal (C++) Roblox (Lua) UEFN (Verse) Optimization Multiplayer Physics AR/VR

Featured work

A focused selection of shipped work and production-ready prototypes. Each case study highlights ownership, technical decisions, and measurable impact—written for fast recruiter scanning.

Raptor Heist — Core Systems + LiveOps (UEFN)

Game Awards Nominated!

UEFN co-op roguelike: room-by-room clears with “egg escape” objective, plus special interactions, economy/shop, and a modular LiveOps event system.

UEFN Verse LiveOps Systems
Contact Play It!

Havoc Hotel 2 — LiveOps & Systems (UEFN)

Game Awards Nominated!

LiveOps-focused UEFN work: limited-time events, Verse performance optimization, and new mechanics for a co-op roguelike island (up to 5 players).

UEFN Verse LiveOps Systems
Contact Play It!
Brandcade gameplay screenshot

Brandcade — Branded Mall Hub (Roblox)

Systems

Led engineering for a branded “shopping mall” hub: modular systems, client/server performance, and scalable gameplay foundations for events and minigames.

Roblox Lua Leadership Optimization
Contact Play It!
Smell My Feet gameplay screenshot

Smell My Feet — Roblox (Lead)

Systems

A funny exploration + progression loop: earn points by walking, buy boosters, and scale your earnings across new lands.

Roblox Lua Leadership Optimization
Contact Play It!

Skate Simulator — Personal Project

Personal Flash Challenge

Ship-ready Verse systems + performance-minded iteration.

Unreal Systems Physics C++
Contact Itch.io
UPB Runners gameplay screenshot

UPB Runners — Unity 2D

Gameplay

Mechanics + UX → +25% engagement.

Unity C# Mobile UX
Contact Itch.io
Castle Breakers gameplay screenshot

Castle Breakers — Unreal Gameplay Systems

Gameplay

C++ systems + performance improvements (+20%).

Unreal C++ Optimization Systems
Contact
BasketVar AR gameplay screenshot

BasketVar — AR Basketball (Unity + Vuforia)

Gameplay

Mobile AR mini-game: use a Coca-Cola can as the hoop target and throw the ball Pokémon Go–style with physics-based tuning

Unity C# Mobile AR Physics
Contact
Super Blaq gameplay screenshot

Super Blaq — Arena Wave Combat (Roblox)

Systems

Near-MVP Roblox arena brawler: melee combat with combos, enemy systems, and wave-based encounters built end-to-end.

Roblox Lua Leadership Systems
Contact

Tip: open any case study to see scope, responsibilities, technical approach, and outcomes. Media and links are added per project to keep this page fast and recruiter-friendly.

Skills snapshot

A quick, hiring-oriented view of my strongest areas: gameplay systems, performance-minded implementation, and the languages/tools I use daily to ship features.

Gameplay Programming

  • Gameplay mechanics
  • Interactive systems
  • Multiplayer gameplay
  • Physics-driven gameplay
  • AR/VR interactions

Performance & Problem Solving

  • Optimization
  • Profiling mindset
  • Resource management
  • Debug & iteration
  • Code quality

Tech Stack

  • C++
  • C#
  • Lua
  • Verse
  • JavaScript
  • Unity
  • Unreal Engine
  • Roblox Studio
  • UEFN

Journey

A concise timeline of roles and shipped work—from Unity foundations to Unreal/UEFN production—highlighting growth, ownership, and technical depth.

  1. Teravision Games Mar 2025 – Present · UEFN & Unreal · Full-Time

    UEFN/Unreal gameplay development in a live production environment. Shipped Fortnite LiveOps work, including Raptor Heist, nominated to the Fortnite Game Awards.

  2. Beyond Reality Studio Jan 2025 – Jun 2025 · Roblox · Frelance

    Built scalable gameplay and UI systems in Lua, focusing on clean reusable patterns, networking, modularity, and improved performance.

  3. Dead Monkey S.A.S Sep 2024 – Mar 2025 · UEFN & Unreal · Full-Time

    Built internal tooling and scripts to improve the UEFN creation/iteration pipeline. Partnered with designers to ship performant gameplay features and maintain strong code quality, consistently meeting project deadlines.

  4. Amber Studios Jan 2024 – Oct 2024 · Roblox Lead · Part-Time

    Led engineering on Brandcade: team management, optimization, code quality, and delivery against deadlines.

  5. Avenfor Sep 2023 – Aug 2024 · Unreal · Full-Time

    Unreal gameplay systems in C++ with performance improvements (+20%) through optimization and resource management.

  6. UPB Mar 2023 – Jan 2024 · Unity · Freelance

    Unity 2D gameplay development with an engagement uplift (+25%) on UPB Runners.

Let’s build something players feel.

Hiring for Gameplay Engineer roles (Unity/Unreal)? I’m ready to help your team ship.

Medellín, Colombia · +57 321-513-0968 · juansecadavid@gmail.com

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