Python Interview Preparation

Targeted questions, code samples, and deep dives for Senior roles.

Select a topic below to drill into specific interview questions. Each section includes theory, code samples, and common "gotchas".

1. Core Python

Data Structures, Mutability, Scope, and Built-ins.

2. Advanced Concepts

Decorators, Generators, Metaclasses, and the GIL.

3. Web Frameworks

Django ORM, FastAPI Async, and Request Lifecycle.

4. Algorithms & Data Structures

Linked Lists, Trees, Graphs, and Sorting.

5. System Design

Scalability, Caching, Load Balancing, and Microservices.

6. Databases

SQL, NoSQL, ORMs, and ACID properties.

7. Testing

Unit Testing, Mocking, Pytest, and TDD.

8. Data Science

Pandas, NumPy, Machine Learning, and Visualization.

9. Security

OWASP, Injection, XSS, and Secure Coding.

10. Behavioral

Soft skills, conflict resolution, and experience discussions.