Senior Frontend Engineer (AI × Creativity)

Remote Senior Frontend Engineer (AI × Creativity) $2,000 \- $6,000/USD month **About the Client** This company is building an **AI\-native 3D game creation platform** that redefines how games and IPs are born — blending AI, art, and interactivity. We’re looking for a **Frontend Engineer** who can bridge design, development, and AI — crafting experiences that feel alive. You’ll work on **web applications powered by AI agents** , help shape our **design system and visual language** , and prototype new ways to interact with generative AI. **Responsibilities** * Design, develop, and maintain features for the AssetHub web platform * Build and integrate AI\-powered systems (LLM / Vision / Voice) into real product workflows * Implement automated frontend testing and performance optimizations * Create advanced animations and 3D interactions using WebGL / Three.js / React Three Fiber * Establish and evolve the design system and UI component libraries * Collaborate with AI, backend, and design teams to deliver cohesive product experiences **Required Skills** * Strong experience with **React / Next.js / TypeScript** * **Must be familiared with AI agent based development** * **How to make cursor.rule, better prompt, any automation with AI agent, frontend test etc..** * Experience building or maintaining **design systems** (Storybook, Radix UI, Tailwind, etc.) * Familiarity with **REST / GraphQL / WebSocket** integrations * Knowledge of automated testing (Playwright, Vitest, or Cypress) * Deep understanding of **UI/UX and animation fundamentals** **Nice\-to\-Have Skills** * Experience with **Three.js / R3F / WebGPU** for interactive 3D rendering * Experience with **AI and LLM development** (OpenAI, Hugging Face, LangChain, etc.) * Experience using or integrating **image\-generation AI** (Stable Diffusion, ComfyUI, Midjourney, etc.) * Experience with **Node.js / Python / Docker** environments * Familiarity with modern design workflows (Figma, Framer) * Passion for **games, creative tools, and interactive media** **Work Style** * Fully remote * Flexible working hours * English * If it's interesting, we can support relocation to Japan **Employment \& Compensation** * Full\-time or contractor * Compensation based on skill and experience * Stock option program available