Senior Interactive Engineer

Responsibilities

• Architect the core WebGL rendering platform for real-time interactive experiences
• Own systems layer: scene management, asset loading, input handling, state machines, game-loop architecture, camera systems, and transition infrastructure
• Write custom GLSL shaders and push beyond out-of-the-box rendering capabilities
• Define technical patterns, tooling, performance standards, and documentation
• Manage GPU budgeting, profiling, draw-call management, and cross-device optimisation
• Partner with Creative, Product, Engineering, and other stakeholders to deliver polished production experiences
• Help shape and grow the team with a path toward technical leadership

Requirements

• Deep browser-based real-time rendering and game runtime primitives
• GLSL fluency and shader debugging
• Expert TypeScript and modern JavaScript skills
• Entity-component architectures and game-loop patterns
• Modern frontend ecosystems and mobile web constraints
• Leadership and communication skills
• Portfolio demonstrating technical and creative rigour
• Track record shipping interactive work to public audiences

Preferred Qualifications

• Game development background
• Familiarity with animation/interaction libraries (e.g., GSAP) or physics libraries
• Experience building shared developer tooling, SDKs, or internal frameworks

About the Company

Fanatics is building a leading global digital sports platform across commerce, collectibles, and betting and gaming. The company serves over 100 million sports fans through a network of approximately 900 sports properties and more than 2,000 retail locations.