UI Engineer

About the role

We're building a shared UI Framework the component, theming, state, and API-access layer for our next-generation Building Automation System (BAS) interface, deployed to both edge/on-premises and cloud targets. This is a fixed-term engagement to add delivery capacity: you'll close a specific set of committed deliverables inside a 6-month window, working alongside our permanent engineers.

Responsibilities

• Framework components. Build, extend, and harden reusable React + TypeScript components in our design system, including states, theming/tokens, keyboard interaction, and accessibility behavior.
• Feature surfaces. Implement assigned BAS UI screens and workflows against defined UX designs and REST/streaming APIs, including data fetching, caching, and error/offline/degraded-connectivity states.
• Cross-target correctness. Ensure the same UI runs correctly in both edge/on-premises and cloud-hosted deployments, on supported browsers and screen sizes.
• Test coverage. Write and