Full-Stack Engineer – React, Hasura, APIs, and Composable UI
Posted Sep 21, 2026 · We last checked this listing on Oct 5, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
About your past
Tell me about a performance problem in a React app you fixed. How did you find it?
What they are checking: Whether they can diagnose and fix real frontend performance issues.
What would you do
How would you display AI agent output in a UI so users understand where it came from and how much to trust it?
What they are checking: Whether they think about transparency and user trust when showing AI-generated content.
An AI agent your app depends on is slow or sometimes fails. How do you handle that in the UI and the backend?
What they are checking: Whether they design for failure and latency in AI-backed workflows.
About the work
How would you design a composable React component that can display different kinds of signals, insights and AI-generated recommendations?
What they are checking: Whether they can build flexible, reusable UI that handles varied content types.
Walk me through how you would set up Hasura permissions so users only see rows they're allowed to see.
What they are checking: Whether they understand Hasura's row and column permissions for data-level security.
When would you use a Hasura action versus a remote schema or a custom REST endpoint?
What they are checking: Whether they know Hasura's extension points and choose appropriately.
How do you design an API that handles pagination, filtering, sorting and versioning cleanly?
What they are checking: Whether they can build robust API contracts that last.
How do you make sure your React components are accessible?
What they are checking: Whether they build accessibility in, which the posting names directly.
How would you integrate a backend service with PostgreSQL and Databricks when they have very different performance characteristics?
What they are checking: Whether they understand when to use transactional versus analytical data sources.
How do you handle authentication and role-based access across a React app, GraphQL API and backend services?
What they are checking: Whether they can secure the full stack end to end.
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