Fiserv · Senior Software Engineer, Senior L5 (10 years)

Rounds

1. Onsite

Questions asked

• Create a form validation that validates each field asynchronously in React.
• Add date rules.
• Add two sorting: first by due date, then by priority.

Tips

• Practice async validation logic in React forms and multi-level sorting.
• Try to modularize validation and sorting logic for easier testing.