Senior Frontend Engineer (AI × Creativity)

RemoteSenior Frontend Engineer (AI × Creativity)$2,000 - $6,000/USD monthAbout the ClientThis 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.ResponsibilitiesDesign, develop, and maintain features for the AssetHub web platformBuild and integrate AI-powered systems (LLM / Vision / Voice) into real product workflowsImplement automated frontend testing and performance optimizationsCreate advanced animations and 3D interactions using WebGL / Three.js / React Three FiberEstablish and evolve the design system and UI component librariesCollaborate with AI, backend, and design teams to deliver cohesive product experiencesRequired SkillsStrong experience with React / Next.js / TypeScriptMust be familiared with AI agent based developmentHow 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 integrationsKnowledge of automated testing (Playwright, Vitest, or Cypress)Deep understanding of UI/UX and animation fundamentalsNice-to-Have SkillsExperience with Three.js / R3F / WebGPU for interactive 3D renderingExperience 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 environmentsFamiliarity with modern design workflows (Figma, Framer)Passion for games, creative tools, and interactive mediaWork StyleFully remoteFlexible working hoursEnglishIf it's interesting, we can support relocation to JapanEmployment & CompensationFull-time or contractorCompensation based on skill and experienceStock option program available