#Frontend Development

Implement polyfills for various JavaScript functions that are not supported in older browsers.

Engage in a discussion about what 'zero downtime' truly means from a frontend engineer's perspective.

Explain how handling millions of transactions daily affects your thought process regarding frontend changes.

Upon realizing that the checkout service has gone down during peak hours, describe your immediate response and actions taken in the first 10 minutes.

What processes do you follow when a critical bug is shipped to production? Walk through your steps post-deployment.