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Clearwater

Posted 4 Nov 2026

Senior Software Engineer - Fullstack AI

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Employment
Full time
Team
Software Engineering
Posted
4 Nov 2026

About the role

You'll own the experience layer of Clearwater's AI-enabled security products. This is a hands-on role: you'll build fast, accessible interfaces for agent-driven workflows and write the backend glue they need. You'll work with design, product, and backend engineers from concept to production.


Responsibilities:

  • Build production web applications with React and TypeScript, with strong performance, accessibility, and testing.
  • Design AI-native interfaces: streaming responses, tool-call and agent-step visibility, approval and human-in-the-loop controls, citations, and graceful failure states.
  • Build and maintain a shared component library and design system.
  • Write the backend-for-frontend layer in Python or Node: APIs, auth, session handling, and streaming endpoints (SSE/WebSockets).
  • Instrument user-facing AI features with analytics, tracing, and feedback capture to improve quality.
  • Use AI coding tools and agents to speed up UI development, testing, and review, and help the team do the same.
  • Review code, set frontend standards, and mentor engineers.


Requirements:

  • 4+ years of professional software engineering with a frontend-leaning full-stack record.
  • Strong JavaScript/TypeScript and React (Next.js or similar), with solid HTML/CSS and browser fundamentals.
  • 1+ year building UI for LLM or agent features that reached production (streaming, chat or workflow UIs, state handling).
  • Working backend ability in Python or Node, including REST/GraphQL APIs and a relational database.
  • Frontend testing and quality practice: unit, integration, end-to-end, and performance and accessibility checks.
  • Working knowledge of Docker, CI/CD, and one major cloud.


Nice to have:

  • Experience building dashboards or analyst-style tools for security, healthcare, or compliance-driven products.
  • Familiarity with agent protocols and tooling such as MCP, and with how agents call tools.
  • Data visualisation experience for complex, high-volume data.
  • Experience with design systems and Storybook.
  • Open-source contributions or public UI projects.


First 12 months:

  • Ship production features end-to-end with high quality and accessibility.
  • Deliver an agent-driven workflow UI that users adopt, with measurable task-completion or time-saved gains.
  • Establish the team's patterns for AI interface states, human approval steps, and frontend evals.

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