JR

JJ Rosenberg

Available to hire

Hi, I’m JJ Rosenberg, a game technologies engineer with a US/Irish citizenship and a strong foundation in C++, C, Unity, and Unreal Engine.

About

Hi, I’m JJ Rosenberg, a game technologies engineer with a US/Irish citizenship and a strong foundation in C++, C#, Unity, and Unreal Engine. I enjoy blending gameplay ideas with solid software engineering to build scalable tools, VR training apps, and web-based prototypes. My work ranges from leading cross-functional teams to delivering performant, engaging experiences across platforms.

Recently I’ve led a four-person team at KLM to create modular onboarding software using C#, .NET, Unity and WebGL; developed VR training solutions at Meta Chef; and executed university projects including a grade-analysis database and security-focused simulations. I’m excited to bring both game design sensibilities and rigorous engineering practices to new challenges.

  • 5 years' experience
  • Joined June 2025

Industry experience

  • Gaming
  • Software & Internet
  • Education
  • Manufacturing
  • Travel & Hospitality
  • Media & Entertainment
  • Professional Services

Work experience· 22 roles

Computer Science Intern · KLM, AmsterdamJul 2024 – Sep 2025 · 1 yr 3 mos

Led a team of 4 to create modular onboarding software for new hires using C#, .NET, Unity and WebGL. Scaled and automated this process company-wide, enabling hiring managers to quickly create customized onboarding processes regardless of tech stack and reducing the number of engineers required for each onboarding project from 3 to 1.

Computer Science Intern · KLM AmsterdamJul 2024 – Sep 2025 · 1 yr 3 mos

Led a team of 4 to create modular onboarding software for new hires using C#, .NET, Unity and WebGL. Scaled and automated this process company-wide, enabling all hiring managers to quickly create a customized onboarding process regardless of tech stack and reducing the number of engineers required for each onboarding project from 3 to 1.

Computer Science Intern · KLMJul 2024 – Sep 2025 · 1 yr 3 mos

Led a team of 4 to create modular onboarding software for new hires using C#, .NET, Unity and WebGL. Scaled and automated this process company-wide, enabling hiring managers to quickly create a customized onboarding process regardless of tech stack and reducing the number of engineers required for each onboarding project from 3 to 1.

Computer Science Intern · KLMJul 2024 – Sep 2025 · 1 yr 3 mos
Computer Science Intern · KLMJul 2024 – Sep 2025 · 1 yr 3 mos
Computer Science Intern · KLMJul 2024 – Sep 2025 · 1 yr 3 mos
Computer Science Intern · KLM Amsterdam, NetherlandsJan 2024 – Jul 2024 · 7 mos
Computer Science Intern · Meta ChefJul 2023 – Sep 2025 · 2 yrs 3 mos

Education· 7

Bachelor's degree · Saxon University Enschede, Netherlands2020 – 2024
Bachelor's degree in Game Technologies Engineering · Saxion University of Applied Sciences2030 – 2024
Bachelor's degree in Game Technologies Engineering · Saxion University of Applied Sciences, Enschede2024 – 2025
Bachelor's degree in Game Technologies Engineering; Minors in C++ and Unreal Engine · Saxion University, Enschede, Netherlands2024 – 2025

Certifications and awards

Penetration Testing - Simulation2021 – 2025
Penetration Testing - Simulation2021 – 2025

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