Kevin Castellanos Tovar

Available to hire

Senior Unity Developer with 6+ years of experience building mobile and real-time applications using C and Unity across Android, iOS, PC, and WebGL.

About

Senior Unity Developer with 6+ years of experience building mobile and real-time applications using C# and Unity across Android, iOS, PC, and WebGL. Experienced in scalable gameplay systems, mobile architecture, live product maintenance, client-server integrations, performance optimization, and cross-platform deployment.

Strong background building maintainable, modular codebases while collaborating with designers, artists, and backend engineers throughout the full production lifecycle. Passionate about delivering polished player experiences, writing clean code, and shipping stable, high-performance mobile games.

  • 6 years' experience
  • Joined June 2026

Languages

  • Spanish; CastilianFluent
  • EnglishAdvanced

Industry experience

  • Gaming
  • Software & Internet
  • Media & Entertainment
  • Professional Services

More experts in Bucaramanga, Colombia

Work experience· 4 roles

Unity Mobile Developer (Freelance) · Ara bee aJan 2020 – Present · 6 yrs 11 mos

Designed and implemented gameplay systems across 100+ interactive educational levels. Refactored gameplay architecture into reusable modular systems. Maintained and improved a live mobile application over a two-year production cycle. Optimized CPU, memory usage, and loading performance across a wide range of Android devices. Integrated backend-driven content and progression systems. Participated in debugging, bug fixing, and continuous feature improvements.

Unity Developer · Life is The Game BucaramangaJan 2020 – Apr 2026 · 6 yrs 4 mos

Designed scalable gameplay systems using modular architecture and state machine patterns. Integrated third-party SDKs to support real-time golf simulation and ball physics. Built multiplayer gameplay systems using Unity Netcode. Developed backend-driven gameplay features communicating with online services and extended Cinemachine to create dynamic gameplay camera systems. Optimized CPU usage and runtime performance to maintain smooth gameplay up to 120 FPS. Diagnosed and resolved complex production issues involving gameplay, networking, and physics systems. Participated in code reviews, debugging sessions, and collaborative feature development.

Unity Developer · Foreisght Sports FSX PLAYJan 2020 – Apr 2026 · 6 yrs 4 mos

Designed scalable gameplay systems using modular architecture and state machine patterns. Integrated third-party SDKs to support real-time golf simulation and ball physics. Built multiplayer gameplay systems using Unity Netcode and developed backend-driven gameplay features communicating with online services. Extended Cinemachine to create dynamic gameplay camera systems. Optimized CPU usage and runtime performance, maintaining smooth gameplay up to 120 FPS. Diagnosed and resolved complex production issues involving gameplay, networking, and physics systems. Participated in code reviews, debugging sessions, and collaborative feature development across the product lifecycle.

Unity Developer · Life is The GameJan 2020 – Apr 2026 · 6 yrs 4 mos

Education

Systems Engineer · Universidad Autonoma de Bucaramanga (UNAB)2015 – 2020
Systems Engineer · Universidad Autónoma de Bucaramanga (UNAB)2015 – 2020
Systems Engineer · Universidad Autónoma de Bucaramanga (UNAB)2015 – 2020

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