Feb 28, 2026
Code Isn't Cheap. It Costs Tokens
The developer world is currently buzzing with two powerful, yet contradictory, statements. For 25 years, we lived by Linus Torvalds' mantra: "Talk is cheap. Show me the code." It was a call for proof
Shashank Rajak
AI Engineer & Content Creator
I design and build AI systems end to end — from architecture to production. I believe the best engineering is purposeful: technology should solve meaningful problems, not exist for its own sake.
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Recent Writing
Sep 1, 2025
A Scalable System for Media Uploads and Serving
Handling media, such as images and videos, is a common requirement for any modern applications. Be it uploading a simple profile picture for a user or building a highly scalable system like Youtube or Instagram where high quality media is the backbon...
May 28, 2025
From Clicking to Chatting: Building Practical AI Agents with LangChain
In my last blog, I talked about different approaches towards AI and how various people have followed different paths to solve problems with AI. Out of all the approaches, there is one that is currently outshining: the Rational Agent. If we see the cu...
Featured Projects
A selection of recent work across AI, web development, and beyond.
Fine-Tuning Gemma 3 270M for Medical Reasoning
This project focuses on fine-tuning the Gemma 3 270M language model on a specialized medical dataset to enhance its reasoning and question-answering capabilities in the medical domain.
Chatbot Agent for Food Ordering
An AI agent that assists users in ordering food online with a user-friendly interface
RBAC RAG Chatbot - FinTech AI Assistant
A Role-Based Access Control (RBAC) RAG chatbot for FinTech applications
Edu Assistant - GenAI for Education
An ed-tech demo product using GenAI to help students learn faster with personalized content.