Fullstack Engineer
Build full-stack AI creative tooling with a front-end focus, spanning Svelte interfaces, Node services, real-time media pipelines, APIs, and enterprise features. The role requires strong JavaScript/TypeScript, API, database, caching, and WebSocket experience, with infrastructure and GPU workload expertise valued.
About the job
Responsibilities
- Build and maintain APIs and UI flows for web and mobile using Svelte/SvelteKit and TypeScript.
- Design interactive, responsive front-end experiences, including drag-and-drop interfaces, real-time canvas interactions, and UI animations.
- Optimize front-end performance by minimizing render latency, profiling virtual DOM behavior, and delivering seamless 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 with OpenTelemetry tools.
- Implement enterprise features such as audit logs, SAML/SSO, and SCIM provisioning.
- Scale infrastructure through AWS EKS GPU clusters or Kubernetes operators.
Requirements
- Strong full-stack JavaScript/TypeScript experience with a front-end focus.
- Experience with component design, UI state, animations, and client-side performance.
- Experience with SvelteKit or similar frameworks.
- Experience building real-time user interfaces with WebSockets.
- Ability to design APIs, database schemas, and caching strategies.
- Familiarity with Kubernetes, Postgres, Redis, and observability stacks.
Nice-to-haves
- Side projects or open-source contributions in UI or infrastructure.
- Experience with enterprise authentication features, GPU workloads, or ML and image/video pipelines.
- Experience with AWS EKS GPU clusters or Kubernetes operators.
Compensation & Benefits
- Competitive compensation with generous salary and equity packages.
- 100% of employee health and 99% of dental and vision insurance premiums covered.
- Health FSA accounts and long-term disability coverage.
- Flexible PTO.
- 401(k) with a 4% company-sponsored match.
- Breakfast, lunch, and dinner provided in the office.
- Covered Uber transportation to and from the office.
- Visa sponsorship may be available for international candidates.
Skills
Svelte, Sveltekit, TypeScript, JavaScript, Node.js, Postgres, Redis, WebSockets, Http/3, Kubernetes, Aws Eks, OpenTelemetry, Prometheus, SAML, SCIM
Similar jobs
Fullstack Engineering jobs
Numeric
San Francisco, CA
Software Engineer building end-to-end financial data platform features including ingestion, transformation, automation engines, reporting, monitoring, and AI-driven workflows. Requires CS degree and 4+ years software engineering experience; onsite in SF or NYC.
Numeric
New York, NY
Product engineer building the modern AI-first platform for accounting and finance. Tackles foundational data automation, transformation, and reporting challenges in a complex domain. Requires 5+ years software engineering experience and a bachelor's in CS, Math or Philosophy.
Baton
San Francisco, CA
Build scalable full-stack web applications across frontend and backend layers using React, TypeScript, Python, GraphQL, and FastAPI. The role requires at least three years of full-stack development experience and offers hybrid work in San Francisco.
Improbable
Remote
Product Engineer responsible for building Bolter’s AI agent runtime, workspace, generated applications, and production reliability systems. The role requires strong full-stack TypeScript experience, product judgment, rapid prototyping ability, and depth in AI systems, real-time infrastructure, or developer tooling.
ElevenLabs
United KingdomBuild and scale full-stack Creative and Studio products spanning APIs, user interfaces, infrastructure, and generative AI workflows. The role emphasizes product ownership, solving complex engineering problems, and expertise in Python, TypeScript, and React; no formal degree or experience requirement is specified.