{"schemaVersion":"jobsearcher.job.v1","id":"b57e571195ed654d87a684a5","url":"https://jobsearcher.com/jobs/b57e571195ed654d87a684a5","canonicalUrl":"https://jobsearcher.com/jobs/b57e571195ed654d87a684a5","title":"Fullstack Engineer","description":"About KreaAt Krea, we are building next-generation AI creative tools.We're dedicated to making AI intuitive and controllable for creatives - our mission is to build tools that empower human creativity, not replace it. We believe AI is a new medium that allows us to express ourselves through various formats - text, images, video, sound, and even 3D. We're building better, smarter, and more controllable tools to harness this medium. We recently took this a step forward with the launch of Krea 2, our first foundation model, built completely from scratch for aesthetic diversity and stylistic control.We've raised over $83M and are backed by world-class investors such as a16z, Bain Capital, and Abstract. We work full-time and in-person at our waterfront office in San Francisco. We care about creativity: our team includes musicians, designers, visual artists, and engineers.Some examples of things you will do:Build and maintain APIs and UI flows for web + mobile in Svelte/SvelteKit, TypeScriptDesign interactive, responsive front-end experiences—drag-and-drop, real-time canvas polish, smooth and responsive UI animationsOptimize frontend performance: minimize render latency, profile UI with virtual DOM techniques, deliver seamless WebSocket image streamsDesign and maintain backend services (Node), DB models (Postgres + Redis caching/pooling)Kickstart a Public API project to serve Krea AI models to millions of developersDiagnose HTTP/3 and WebSocket related issues both on the client side and the server sideDrive real-time image & video generation pipelines via low-latency APIsImprove observability and alerting using OpenTelemetry toolsImplement enterprise features: Audit Logs, SAML/SSO, SCIM provisioningBonus: Scale our infra architecture through deep understanding of our AWS EKS GPU clusters or Kubernetes operatorsStrong candidates may have experience with the following:Solid full-stack JS/TS engineer with frontend focus—component design, UI state, animations, client performanceExperience with SvelteKit or similar frameworks, real-time UI via WebSocketsComfortable designing APIs, database schemas, caching strategiesFamiliar with infra and scale: Kubernetes, Postgres, Redis, observability stacksSide projects or open‑source contributions in UI/infra are plusBonus: prior work on enterprise auth features, GPU workloads, ML or image/video pipelinesStack:Frontend: Svelte/SvelteKitBackend: Node + TypeScript, Postgres, RedisRealtime: WebSockets, HTTP/3Infra: AWS EKS GPU clusters, KubernetesObservability: Prometheus, OpenTelemetry, Axiom/HyperDXTools: GitHub, Slack, NotionWhat we offerTeam: Work alongside a world-class team building the future of AI creative toolingImpact: Significant scope and company-wide impactCompetitive compensation: generous salary & equity packagesHealth & wellness: 100% health & 99% dental/vision insurance premiums covered for employees, health FSA accounts, & long-term disability coverageTime off: Flexible PTO policyFinancial planning: 401k with a 4% company-sponsored matchMeals in the office: breakfast, lunch, dinner - you name it, we'll cover itTransit: Ubers covered to & from the officeSponsorship: We're open to sponsoring international visas where we can (e.g., STEM OPT, OPT, H-1B, O-1, E-3). And more!Please note the above benefits & perks are for full-time employees","company":"Kreaai","rawCompany":"kreaai","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-04-12T17:25:53.521Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Fullstack Engineer","description":"About KreaAt Krea, we are building next-generation AI creative tools.We're dedicated to making AI intuitive and controllable for creatives - our mission is to build tools that empower human creativity, not replace it. We believe AI is a new medium that allows us to express ourselves through various formats - text, images, video, sound, and even 3D. We're building better, smarter, and more controllable tools to harness this medium. We recently took this a step forward with the launch of Krea 2, our first foundation model, built completely from scratch for aesthetic diversity and stylistic control.We've raised over $83M and are backed by world-class investors such as a16z, Bain Capital, and Abstract. We work full-time and in-person at our waterfront office in San Francisco. We care about creativity: our team includes musicians, designers, visual artists, and engineers.Some examples of things you will do:Build and maintain APIs and UI flows for web + mobile in Svelte/SvelteKit, TypeScriptDesign interactive, responsive front-end experiences—drag-and-drop, real-time canvas polish, smooth and responsive UI animationsOptimize frontend performance: minimize render latency, profile UI with virtual DOM techniques, deliver seamless WebSocket image streamsDesign and maintain backend services (Node), DB models (Postgres + Redis caching/pooling)Kickstart a Public API project to serve Krea AI models to millions of developersDiagnose HTTP/3 and WebSocket related issues both on the client side and the server sideDrive real-time image & video generation pipelines via low-latency APIsImprove observability and alerting using OpenTelemetry toolsImplement enterprise features: Audit Logs, SAML/SSO, SCIM provisioningBonus: Scale our infra architecture through deep understanding of our AWS EKS GPU clusters or Kubernetes operatorsStrong candidates may have experience with the following:Solid full-stack JS/TS engineer with frontend focus—component design, UI state, animations, client performanceExperience with SvelteKit or similar frameworks, real-time UI via WebSocketsComfortable designing APIs, database schemas, caching strategiesFamiliar with infra and scale: Kubernetes, Postgres, Redis, observability stacksSide projects or open‑source contributions in UI/infra are plusBonus: prior work on enterprise auth features, GPU workloads, ML or image/video pipelinesStack:Frontend: Svelte/SvelteKitBackend: Node + TypeScript, Postgres, RedisRealtime: WebSockets, HTTP/3Infra: AWS EKS GPU clusters, KubernetesObservability: Prometheus, OpenTelemetry, Axiom/HyperDXTools: GitHub, Slack, NotionWhat we offerTeam: Work alongside a world-class team building the future of AI creative toolingImpact: Significant scope and company-wide impactCompetitive compensation: generous salary & equity packagesHealth & wellness: 100% health & 99% dental/vision insurance premiums covered for employees, health FSA accounts, & long-term disability coverageTime off: Flexible PTO policyFinancial planning: 401k with a 4% company-sponsored matchMeals in the office: breakfast, lunch, dinner - you name it, we'll cover itTransit: Ubers covered to & from the officeSponsorship: We're open to sponsoring international visas where we can (e.g., STEM OPT, OPT, H-1B, O-1, E-3). And more!Please note the above benefits & perks are for full-time employees","datePosted":"2026-04-12T17:25:53.521Z","dateModified":"2026-04-12T17:25:53.521Z","hiringOrganization":{"@type":"Organization","name":"Kreaai","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"b57e571195ed654d87a684a5"},"url":"https://jobsearcher.com/jobs/b57e571195ed654d87a684a5"}}