Preparing for a software engineer interview in 2026 means mastering both technical and behavioral questions. Here are the top 30 questions you will face.
Technical Questions
1. Explain the difference between a stack and a queue. 2. What is Big O notation? 3. Describe REST vs GraphQL. 4. How does garbage collection work? 5. Explain database indexing.
Behavioral Questions
1. Tell me about a time you disagreed with your team. 2. Describe your most challenging project. 3. How do you handle tight deadlines?