Interview prep guides
Prepare for Python & AI backend interviews the smart way.
Practical guides on what interviewers check, with a free question in each. When you're ready, measure yourself across all 7 skills in 30 minutes.
By skill
Python
Python Interview Questions for Backend Developers (2026)
The Python concepts backend interviews test: mutability, closures, generators, decorators and the GIL. Try a free quest…
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Data structures & algorithms
DSA for Python Backend Interviews: What to Prepare
Which data structures and algorithms backend interviews really test, how to use Python's collections, and a free practi…
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APIs & web frameworks
Django and FastAPI Interview Questions (REST API Design)
REST design, status codes, authentication, pagination, async and ORM performance: what Django and FastAPI interviews ch…
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Databases
SQL and MongoDB Interview Questions for Backend Developers
Joins, indexing, transactions and MongoDB data modelling: the database concepts backend interviews test, with a free pr…
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System design
System Design for Backend Freshers: A Practical Guide
Caching, queues, idempotency, rate limiting and stateless services: system design basics for junior backend interviews,…
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AI / LLM engineering
LLM and RAG Interview Questions for AI Backend Engineers
Embeddings, RAG, chunking, structured output, evals and streaming: what AI backend engineer interviews test, with a fre…
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Testing, DevOps & cloud
pytest, Docker and DevOps Interview Questions for Python Developers
pytest fixtures and mocking, Docker builds, CI, secrets and debugging production: the engineering practices backend int…
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By role and stage
For freshers
Python Backend Developer Interview Preparation for Freshers
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Django developers
Django Developer Interview Preparation Guide
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FastAPI developers
FastAPI Developer Interview Preparation Guide
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AI / LLM engineers
AI Engineer Interview Preparation (Python, LLM and RAG)
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Career switchers
Switch to a Python Backend Developer Career: Where to Start
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Campus placements
Campus Placement Preparation for Python Backend Roles
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1–3 years' experience
Interview Preparation for Python Developers with 1–3 Years' Experience
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Product companies
Backend Interview Preparation for Product-Based Companies
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Your mentor
Nagendra Kumar
IIT Delhi graduate · 10+ years
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