Senior Product Engineer (AI, Full-Stack)
AZX · Remote · Seattle ·
COMPENSATION
$140k – $230k
Listed on the employer's job board (Ashby)
- Senior level role
- Fully remote (US)
- React + TypeScript
- AI & Climate focus
- No visa sponsorship
You will own the end-to-end delivery of client demos, from database schema to user interface, deployment, and observability. Working across chat surfaces, agent workspaces, and the app builder, you will ensure enterprise readiness through accessibility, localization, and audit trails.
What you'll do
- Build and evolve chat surfaces and agent workspaces with streaming protocols
- Partner with platform teams on app builder templates and preview sandboxes
- Maintain consistent component and design systems across products
- Develop CLI and deploy tooling for coding agents as first-class users
- Own full stack features including TypeScript front end and Node/Python back end
- Implement enterprise features like accessibility, localization, and audit trails
- Debug across service boundaries using backend traces and Kubernetes logs
What you'll need
- 5+ years of production experience with React and TypeScript
- Hands-on experience with streaming protocols like SSE or WebSocket
- Proven ability to ship backend services using Node/Fastify or Python/FastAPI
- Strong product sense with focus on accessibility and localization
- Daily use of AI coding tools with ability to override and correct outputs
- Experience with instrumentation, evals, cost awareness, and on-call duties
- Proficiency in strict TypeScript, React 19, TanStack Query, and Vite
- Familiarity with Zod, Playwright, Vitest, WCAG 2.2 AA, and OIDC/OAuth2
- Bachelor's degree required, Master's is a plus
- Must be authorized to work in the United States full-time
Stack
- TypeScript
- React 19
- TanStack Query
- Vite
- Node
- Fastify
- Python
- FastAPI
- Postgres
- Redis
- SSE
- WebSocket
- Kubernetes
- Zod
- Playwright
- Vitest
How you'll work
- Fully remote culture with team cluster in Seattle
- Must be able to travel twice a year for company summits
- Applicants must be authorized to work in the US
- No visa sponsorship available at this time
What you get
- Competitive early-stage startup compensation
- Bonus eligibility
- Health insurance with meaningful coverage for dependents
- Flexible paid time off
- Equity package
Hiring process
- Written take-home assignment
- Live two-hour technical session with engineering team
- Limit of two active applications per candidate within six months