Senior Software Engineer
Flattening a Linked List Variation
Explain how to flatten a linked list, which is a list of linked lists, into a single linked list. Discuss your approach, challenges faced, and how you would implement this in your code.
This question was asked in
Visa Senior Software Engineer Interview Experience
The Visa interview process consisted of two rounds and involved various technical challenges. Round 1 focused on coding questions, including a variation on flattening a linked list and designing a REST API with error handling, while Round 2 dealt with algorithmic problems and system design, such as maximizing pass ratios and developing a logging system. Overall, the interview experience at Visa was technical and moderately challenging, emphasizing both coding and design skills.