Game Tools Developer Intern (AI)

TL;DR

Game Tools Developer Intern (AI): Help build automated testing by training an ML model using reinforcement learning to master Angry Birds Friends with an accent on ML-agents integration and production scaling. Focus on designing AI vision, optimizing agent learning, and integrating AI into CI/CD pipelines.

Location: Hybrid in Barcelona, Spain (2 days onsite). Relocation or visa support is not provided.

Company

hirify.global is seeking an intern to advance automated testing in game development using machine learning.

What you will do

• Collaborate to set up a Unity ML-agents environment integrated into the game codebase.
• Design how AI agents perceive the game and make decisions to clear levels.
• Train agents to successfully beat various game levels, growing from proof-of-concept to production scale.
• Integrate AI systems into CI/CD pipelines to test level difficulties.
• Share findings through clear documentation and presentations.
• Experiment with Python and PyTorch to optimize agent learning and performance.

Requirements

• Currently enrolled in a Computer Science or Software Engineering program (Bachelor’s or Master’s).
• Comfortable with C# and Python.
• Understanding of reinforcement learning concepts (RL algorithms, reward functions, training loops).
• A natural problem-solver who enjoys debugging complex systems and iterating on new ideas.
• An independent learner happy to dive into a project with supportive guidance.
• Great communication skills in English to share ideas and technical concepts.

Nice to have

• Previous experience with Unity or Unity ML-agents.
• Familiarity with Git workflows or CI/CD.
• A passion for games.

Culture & Benefits

• Be part of a supportive environment where game development meets machine learning.
• Paid 6-month internship, with a preferred start in June 2026.
• Opportunity to have impact and fun at work by building the future of automated testing.
• Hybrid work mode with 2 days onsite at the Barcelona office.
• Learning and knowledge sharing through documentation and presentations.

Hiring process

• Submit your application (in English) through the job portal.
• Applications are reviewed on a rolling basis.
• Position might close as soon as the right fit is found, so apply by 15 March, 2026.