Can you explain the differences between Flask and FastAPI, and when would you choose to use each?

How do you ensure the security of your Python applications, and can you give an example of a security vulnerability you've encountered and how you fixed it?

Have you worked with any databases in Python? If so, can you walk me through the process of designing and implementing a database schema?

You've mentioned experience with AI-related projects. Can you tell me about a particularly challenging project you worked on, and how you overcame any obstacles you encountered?

How do you stay current with industry trends and emerging technologies in backend development, and can you give an example of a new technology you've learned recently?

Can you describe a time when you had to adapt to a new technology or framework in a project, and how you ensured a smooth transition?

Imagine you're working on a high-traffic API, and you notice that it's experiencing performance issues. Walk me through your thought process and the steps you would take to troubleshoot and resolve the issue.

You're tasked with developing a new API endpoint, but the requirements are unclear. How would you approach this situation, and what steps would you take to clarify the requirements?

Can you tell me about a time when you had to work with a cross-functional team to deliver a project? What was your role in the team, and how did you contribute to the project's success?

Describe a situation where you received feedback on your code or work. How did you respond to the feedback, and what changes did you make as a result?

What motivates you to apply for this Senior Backend Engineer role, and what do you hope to achieve in this position?

Can you tell me about a time when you had to balance competing priorities and deadlines in a project? How did you manage your time and resources to meet the project's objectives?