JS Poland 2026 · Live Q&A

Live questions

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  • What’s one small change I could try next week that would make my web app better for the people who use it?

    Other
  • I’m a few years into frontend development. With AI writing more of the code, what skill would you spend more time learning now?

  • What’s one problem you’ve seen in production that all your frontend tests missed?

    Testing
  • We’re shipping features on top of a messy codebase. How do you make time to fix the parts that keep slowing everyone down?

    Architecture
  • Would you let an agent submit a form for you? When should it stop and ask you to confirm?

  • What did building a music demo in JavaScript teach you that would also help someone building a boring business app?

  • Our agent works with the exact prompts in our tests. How do we test whether it still works when real people ask the same thing differently?

    Testing
  • We’re about to build an internal framework to standardize our frontend. What would make you tell us to hold off?

    Architecture
  • If I add memory to a personal AI app, what should users be able to see, edit, or delete?

  • How do you change a form schema without losing the drafts people already saved?

    Architecture
  • I open a DevTools performance trace and immediately get lost. What should I look for first if a click feels slow?

    Performance
  • What’s one task you already trust an AI coding agent with, and one you still do yourself?

  • I tried building a browser audio demo and it glitches whenever the UI gets busy. Where would you start debugging?

    Performance
  • If I want to try WebMCP on an existing site, what’s one action you’d expose first?

  • If an agent picks the right tool nine times out of ten, how do you work out whether the tenth failure is serious enough to block a release?

    Testing
  • I’m building an AI feature that handles personal data. What’s the first part you’d try running on the device?

  • We have a shared frontend library that now makes every change harder. How do we start untangling it without breaking other teams?

  • We have almost the same form in three products. What would you share between them, and what would you keep separate?

    Architecture
  • Our Web Vitals look good, but users still say the app feels slow. What should we measure next?

    Performance
  • If you joined our frontend team on Monday, what’s one thing you’d look at before suggesting any changes?

    Architecture