Senior Full Stack Engineer

About the RoleFeatherless.ai is building the world's most reliable and comprehensive open-model inference platform - the infrastructure powering the next generation of AI creators, startups, and enterprises. Our serverless approach to inference unlocks the best GPU utilization in AI infrastructure.We're hiring a Senior Full-Stack Engineer to own the evolution of our user-facing platform - the model catalog, documentation, and tools that make Featherless the best place to find and use AI models.The Platform Team builds the interfaces between our users and our inference cloud - both UI and API. This includes model discovery, API key management, usage analytics, billing dashboards, and the overall developer experience that keeps builders coming back.What You'll DoAs a Senior Full-Stack Engineer on the Platform team, you will:Own product development end-to-end - from diagraming user flows to shipping production featuresDrive UX decisions - wireframe new features, iterate on existing interfaces, and advocate for user needsBuild and maintain our web platform - model catalog and explorer, dashboard, documentation site, and developer toolsCollaborate with the API team - ensure seamless integration between frontend experiences and backend capabilitiesRespond to user feedback - triage issues, identify patterns, and rapidly ship improvementsScale with our growth - evolve the platform architecture as we onboard more models, users, and use casesWhat You'll BringRequired:5+ years of full-stack engineering experience with production web applicationsStrong frontend skills with modern JavaScript frameworksBackend experience with Node.js and API developmentAbility to wireframe and prototype UX flows (Figma, Sketch, or similar tools)Experience with databases and caching layersFirst-hand experience building with LLMs and familiarity with popular open modelsTrack record of shipping features independently with minimal oversightPreferred:Experience with our stack: Nuxt, Vue, TypeScript, Node.js, MongoDB, Redis, Vercel, Cloudflare, KubernetesBackground in developer tools, API platforms, or infrastructure productsDesign sensibility and passion for craft in user interfacesExperience with analytics tools and data-driven product decisionsFamiliarity with billing/subscription systemsWorking Style:Bias to action - ship early, iterate based on real usageUser-focused - prioritize fixing pain points over building new featuresCollaborative - work effectively with a small, senior teamData-driven - believe that "done" means proven by usage metricsSelf-directed - comfortable with ambiguity and defining your own path forwardAbout the TeamYou'll be joining a small but growing team where senior engineers have significant autonomy and impact. As an early senior full-stack hire, you'll shape our product direction and engineering culture.This team operates on Eastern Time. We are remote, with a preference to hire in Toronto, Canada.What We Offer:An opportunity to build the future at the forefront of AIFlexible, remote work and an environment offering the highest possible autonomy and agencyMembership in a highly technical and skilled team, including AI researchers of global reknownGrowth opportunities as we grow and scale