I Built a Python App Using Only Functions — No Classes Allowed
No classes. No self. Just pure functions.
Aashish Kumar
Hi, I’m Aashish Kumar, a passionate software engineer from India 🇮🇳, specialize in Python | Django | AI | LLM | Full Stack Development.
LangChain for Beginners: Build Your First Python AI App in 30 Minutes
Unleash the power of language models with LangChain — no PhD required. This hands-on guide walks you through building your first real…
5 Python Patterns I Wish I Knew Before Building Real Projects
Why writing more Python isn’t enough — and the patterns that saved me from messy, broken code.
I Made My Resume Using Python — And You Can Too (with Code)
Why waste hours formatting resumes manually? Here’s how I automated mine using Python — and how you can build one yourself from scratch.
Async vs Threads in Python — A Simple Mental Model That Finally Made It Click
Confused about when to use asyncio or threads in Python? Here’s a practical analogy that will clear the fog — once and for all.
This Python Script Checks If Your Passwords Are Leaked Online
A simple yet powerful script to alert you if your credentials have been exposed in a data breach — using HaveIBeenPwned’s API.
The Software Engineering Principles I Apply in Every Python Project
From first line to final deployment, here are the time-tested engineering principles I use to write better, more maintainable Python code —…
Top Python Packages I Use Every Day as a Backend Developer (And Why You Should Too)
From API building to database access, these Python packages make my backend development workflow faster, cleaner, and far more enjoyable.
The Python Learning Roadmap I Wish I Had in My First Year
Avoid the chaos, confusion, and countless detours — here’s a structured Python roadmap that would’ve saved me months of guesswork and…
I Interviewed 10 Python Developers — Here’s What They Wish They Knew Earlier
From misunderstood concepts to career-defining advice, these hard-earned lessons could save you months of trial and error.
Why I Don’t Use Postman Anymore (And What I Use Instead)
Postman is powerful — but bloated. Here’s why I made the switch to faster, simpler, and more developer-friendly alternatives for testing…
The Cleanest Way to Structure a Python Project in 2025
Python projects often grow messy and unmaintainable. Here’s a modern, scalable project structure you can follow to write cleaner code…