Tarun

Hi, I'm Tarun Kumar — a passionate Software Developer with 4+ years of experience specializing in Python, Django, Django REST Framework, and modern web technologies. I've built scalable applications for both government and private sectors, including ERP systems, HRMS, and digital platforms for Indian Railways. I thrive at the intersection of backend engineering and user-centric design, integrating tools like MongoDB, PostgreSQL, AWS EC2, and jQuery. I'm also the creator of pythonjournals.com, where I share insights, tutorials, and automation scripts to help developers grow. When I'm not coding, I mentor interns, explore AI/ML in geospatial analysis, and work on projects that bridge technology with real-world impact.

Illustration of Python virtual environments with Python logo, terminal, and folder icons, representing project isolation and dependency management.

Everything You Need to Know About Python Virtual Environments

When I first started coding in Python, I kept running into this frustrating problem. I’d install a package for one project, then start another project that needed a different version of the same package, and suddenly nothing worked anymore. Sound familiar? That’s when I discovered virtual environments, and honestly, they changed everything about how I

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Unlocking the Power of Python Collections Library – feature image with Python logo and data structures

Unlocking the Power of Python Collections Library

As a Python developer, I’ve always been fascinated by how the language provides elegant solutions to common programming challenges. One library that consistently amazes me is the collections module. It’s like having a Swiss Army knife for data structures – packed with specialized tools that can make your code cleaner, more efficient, and surprisingly readable.

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Python Django job scraper workflow with BeautifulSoup, TimesJobs, and Google Sheets integration.

How I Built a Django Job Scraper that Saves to Google Sheets

Last month, I got stuck in the usual routine: job boards were checked by hand, listings were copied into spreadsheets, and the best opportunities were always missed. After too many hours were spent on this boring work, a thought came up – why not have the whole process automated? So, I started thinking about creating

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Top Django, SQL, and AWS Interview Questions and Answers

Top Django, SQL, and AWS Interview Questions and Answers

If you are preparing for Python/Django backend interviews, then you’ll not only face questions on Django itself but also on SQL, APIs, caching, and cloud (AWS). Therefore, in this blog, I’ve compiled some of the most frequently asked questions along with clear and concise answers. However, these examples will help you understand the concepts better

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FastAPI Python web framework for high-performance API development

Exploring FastAPI: The Future of Python Web Frameworks

Why FastAPI is Taking the Python World by Storm In the rapidly evolving of Python web development, FastAPI has emerged as a game changing framework that’s reshaping how developers build modern APIs. Since its release in 2018, this innovative framework has gained massive adoption among developers worldwide, and for good reason. FastAPI combines the best

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Infographic comparing Deep Learning and Machine Learning with icons of a brain and a gear, highlighting the differences between the two AI approaches

Deep Learning vs Machine Learning: Key Differences You Must Know

Are you usually confused about the difference between deep learning and machine learning? You’re not alone! These terms are frequently used interchangeably, but they are not the same. Understanding the distinctions is essential whether you’re a beginner stepping into AI or a professional aiming to sharpen your expertise. Let’s break it down everything you need

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100 linux command for vps setup

Learn 100+ Essential Linux Commands to Set Up a Fresh VPS with Python, PostgreSQL, MySQL, and MongoDB

For a developer, setting up a VPS for production can be one of the most challenging tasks. Here’s a basic setup guide to get your server ready for deployment. Whether you’re hosting a Django app, Node.js API, or Laravel website, you’ll need a reliable set of Linux commands to prepare your environment. In this post,

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Mastering Python: 17 Tips, Tricks, and Best Practices That Will Transform Your Code.

Mastering Python: 17 Tips, Tricks & Best Practices

After five years of wrestling with Python code, debugging countless scripts, and building everything from web scrapers to machine learning models, I’ve learned that mastering Python isn’t just about memorizing syntax—it’s about developing the right mindset and knowing which tools to reach for when. Today, I’m sharing the practical tips, clever tricks, and battle-tested best

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