Technical Journal
Bhuneshwar Chouksey
Deep dives into Python, systems, GenAI, and CS fundamentals
Notes for college students and working professionals — from Python internals to system design.
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Python
Language internals, patterns, and production tips
System Design
Scalable architecture and trade-offs
Microservices
Distributed systems in practice
Data Structures
Classic structures and when to use them
CS Core
Fundamentals every engineer should know
GenAI
LLMs, RAG, agents, and AI engineering in production
Peace
Music
Featured
RAG Basics — Retrieval Augmented Generation
How RAG works: embed documents, retrieve relevant chunks, and prompt an LLM with context.
Prompt Engineering for Backend Engineers
Practical prompt patterns for structured output, tool use, and fewer hallucinations.
How Python Manages Memory
A walk through Python's memory model: heap objects, reference counting, cyclic GC, pymalloc arenas, and the trashcan that prevents stack overflows during cleanup.