Cracking the Code: My Rigorous Onsite Interview at Snapchat for iOS SDE Role

Snapchat | iOS Fulltime SDE | Interview Experience

Interview Date: Not specified
Result: Not specified
Difficulty: Not specified

Interview Process

The onsite interview experience at Snapchat was quite rigorous yet comprehensive. I arrived at the office and was greeted warmly by the reception. After a brief introduction, I was directed to a meeting room where the first round began with an interactive coding test on a whiteboard. The interviewer asked me to solve a problem related to data structures, specifically focusing on arrays and hash maps.

During the coding portion, they emphasized clarity of thought and optimality in solutions, which I tried to demonstrate through my thought process. After coding, we reviewed the solution together where the interviewer provided feedback.

Subsequently, we transitioned into behavioral questions where I shared my experiences around teamwork, collaboration, and overcoming challenges.

The final part of the day included a technical discussion about project experiences, which allowed me to discuss my previous work on iOS applications and the frameworks I used. I felt the interviewers were genuinely interested in understanding my problem-solving approach and how I fit into their team culture.

Overall, the interviewees seemed excited about the projects happening at Snapchat, which made for a positive atmosphere throughout the onsite.

Technical Questions

  1. Merge Intervals (Array, Sort)
  2. Longest Substring Without Repeating Characters (Sliding Window, Hash Table)
  3. Binary Tree Level Order Traversal (Tree, BFS)

Tips & Insights

Demonstrate clarity of thought during coding interviews and be prepared to discuss your previous projects in detail.