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Fullstack Engineer

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Fullstack Engineer in USA

  • San Francisco, CA

Responsibilities

  • Build and maintain web and mobile APIs and UI flows using Svelte/SvelteKit and TypeScript.
  • Design interactive, responsive frontend experiences with drag-and-drop, real-time canvas interactions, and smooth UI animations.
  • Optimize frontend performance, reduce render latency, profile virtual DOM behavior, and deliver responsive WebSocket image streams.
  • Design and maintain Node backend services, Postgres database models, and Redis caching and pooling.
  • Kickstart a public API project serving Krea AI models to developers.
  • Diagnose HTTP/3 and WebSocket issues on both client and server sides.
  • Drive real-time image and video generation pipelines through low-latency APIs.
  • Improve observability and alerting using OpenTelemetry tools.
  • Implement enterprise features including audit logs, SAML/SSO, and SCIM provisioning.
  • Potentially scale infrastructure involving AWS EKS GPU clusters and Kubernetes operators.

Requirements

  • Solid full-stack JavaScript/TypeScript engineering experience with a frontend focus, including component design, UI state, animations, and client performance.
  • Experience with SvelteKit or similar frameworks and real-time UI using WebSockets.
  • Ability to design APIs, database schemas, and caching strategies.
  • Familiarity with Kubernetes, Postgres, Redis, and observability stacks.
  • Side projects or open-source contributions in UI or infrastructure are a plus.
  • Prior work with enterprise authentication features, GPU workloads, or ML and image/video pipelines is a bonus.

Benefits

  • Full-time, in-person work at Krea's waterfront office in San Francisco.
  • Competitive compensation with salary and equity packages.
  • Krea covers 100% of employee health and 99% of dental and vision insurance premiums, plus health FSA accounts and long-term disability coverage.
  • Flexible PTO policy.
  • 401(k) with a 4% company-sponsored match.
  • Breakfast, lunch, and dinner provided in the office.
  • Ubers covered to and from the office.
  • International visa sponsorship may be available, including STEM OPT, OPT, H-1B, O-1, and E-3 sponsorship.
  • Benefits and perks listed apply to full-time employees.

Salary: Competitive

Krea

Krea is a leading generative AI creative platform and research lab, offering AI tools for creatives to generate, edit, and enhance images, video, and 3D content in seconds. Trusted by over 30 million users and companies worldwide, Krea combines an intuitive interface with access to the latest AI ...

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