Mobile Programming Software Engineer interview experience

The whole thing felt demanding because it wasn’t just surface-level questions—I kept getting pulled into deeper JavaScript and frontend runtime details.

I was asked about hoisting, closures, and React hooks, and I also had to talk through performance optimization with concrete examples. The interviewer then shifted to how the event loop works and how worker threads fit into real-world debugging. At several points, I needed to explain how I’d approach production issues, not just definitions.

By the end, I felt like the bar was high and the scope was wide, and I didn’t receive an offer. The