Game Developer

Overview

Rex is looking for experienced game developers to help train and evaluate AI models focused on game development. The work involves creating realistic game-development tasks, reviewing code and project structure, and assessing AI-generated game logic. Compensation is listed at USD $50–125 per hour, adjusted by country of residence.

What You'll Do

• Create practical tasks covering game logic, animation, UI, physics, and performance.
• Review game code bases and project structure, and explain architecture and design choices.
• Evaluate AI-generated gameplay code, scripts, and scenes for correctness and quality.
• Write reference solutions and short design explanations for training use.
• Provide structured written feedback on model outputs.
• Follow project guidelines, participate in calibration and review sessions, and incorporate feedback to keep quality consistent.

Requirements

• At least 2 years of hands-on game development experience.
• Proficiency in at least one engine such as Unity, Unreal, or Godot, and its main language such as C#, C++, or an equivalent language.
• A portfolio of shipped titles or prototypes.
• Understanding of core game design and player-experience principles.
• Fluent written English.
• Ability to work independently, stay reliable and detail-oriented, and meet deadlines in a remote setting.

Preferred Qualifications

• Experience with large or multi-platform code bases.
• XR development experience.
• Experience with AI or data-generation projects.

Rights, Confidentiality, and Data Handling

• Submit only work you created yourself or have the right to share.
• Do not submit material covered by employer, client, or third-party confidentiality agreements, or material you do not have the right to share.
• Do not submit export-controlled, military, or defense-related technical data.
• Remove credentials, secrets, and personal data from anything you submit.
• Rex may request evidence of ownership or licensing, verify submissions, and reject or remove any submission.

Legal and Compliance Notice

• All content submitted must be lawful, and you must have the right to share it.
• Do not submit confidential or proprietary material belonging to an employer, client, or third party, or personal data without a lawful basis.
• Rex may verify identity, credentials, ownership, and licensing; may reject or remove submissions; and may report unlawful submissions to relevant authorities.
• Engagement and payment are subject to successful verification and applicable sanctions, export-control, tax, and employment laws.
• The contractor agreement will define ownership and license terms for the work delivered, to be confirmed by Rex Legal.