Cracking the Code: My Positive Experience with Reinforce Labs' Challenging SQL and API Interview

reinforce labs | Software Engineer | Interview Experience

Interview Date: Not specified
Result: Pass
Difficulty: Average

Interview Process

The interview consisted of a total of 3 questions, focusing on SQL, REST API, and problem-solving. The format was online and written, with a duration of approximately 30 minutes for the technical round.

Technical Questions

  • SQL (Intermediate): Write a query to maintain a report displaying the current stock count for each product, considering both incoming stock and returned items.
  • REST API (Intermediate): Use the HTTP GET method to retrieve information from a database by implementing a REST API.
  • Problem Solving (Advanced): Return the minimum number of extra stones required to balance the tree. It was noted that Depth-First Search (DFS) did not work; Breadth-First Search (BFS) was used to solve the problem.

Tips & Insights

The efficiency of the interview process was commendable, and the candidate felt positive about their performance after passing all test cases. It is advisable to practice the technical questions in a mock coding interview environment to prepare for similar interviews in the future.