Game Designer (Mid-Level)

Castaway Studios · Washington County, OR

RemoteContractPublished Jul 19, 2026

Apply directly on Castaway Studios’s careers site — no account needed.

About the role

Build Real Mobile Games, Fast — and Learn by Doing. Join our core team to prototype and iterate on gameplay systems for mobile titles. This hands-on internship is ideal for aspiring developers eager to learn Unity in a real mobile game production environment.

Part-time Internship (Remote)

Requirements: Solid programming fundamentals, basic Unity experience, passion for mobile games

Design Mobile Gameplay That Sticks. Own and iterate on the core design of hybrid casual mobile games — from combat mechanics and session flow to economy balance and retention. Work closely with developers and artists to bring fast prototypes to life.

Contract or Part-time (Remote)

Requirements: 2+ years in game design (mobile-focused), deep understanding of hybrid casual mechanics, gameplay balancing skills

Bring Mobile Gameplay to Life. Create responsive, optimized animations and VFX that enhance mobile gameplay and UI. Help us deliver satisfying feedback and visual polish that scales across devices.

Part-time or Freelance (Remote)

Requirements: Portfolio required, Unity animation and particle systems experience, mobile optimization awareness

Polish Mobile Games. Push Quality. Test builds across platforms with a focus on mobile gameplay feel and performance. Identify issues, analyze retention-critical moments, and help elevate the polish across our casual and core mobile projects.

Part-time or Contract (Remote)

Requirements: QA or gameplay testing experience preferred, strong attention to detail, mobile-first testing mindset

Define the Visual Identity of Stylized Mobile Games. Establish and oversee the art direction of mobile-first projects — both original IP and hybrid casual titles. Guide junior artists and uphold consistency across environments, UI, and visual effects.

Freelance or Full-time (Depending on Funding)

Requirements: Experience directing stylized mobile or indie games, strong portfolio across 2D/3D/VFX

Create Impactful Visuals for Mobile Gameplay. Design performance-friendly, eye-catching VFX and animations that enhance moment-to-moment gameplay on mobile. Your work will directly shape how our games feel to play.

Part-time or Freelance (Remote)

Requirements: Unity VFX and animation skills (Shader Graph, Particle Systems, Spine or similar); strong timing, visual clarity for mobile

Description sourced from the public LinkedIn listing — this role isn't indexed from the company's career page yet.

Skills

  • Prototyping
  • Design Systems

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