From the Lab

AI & Tech

Build a Chatbot with Gemini API — Complete Python Tutorial

From API key to a working multi-turn chatbot in under 50 lines of Python. Uses the free tier — no paid subscription needed.

AP

Aishwarya P·14 min

AI & Tech

What is RAG? How AI Answers from Your Own Documents

The concept behind every "chat with your PDF" tool — explained from scratch, with a working Python example using ChromaDB and Gemini.

AB

Albin P Binu·12 min

AI & Tech

AI Tools Every Engineering Student Should Be Using in 2026

From research and coding to design and report writing — the tools that save hours every week, and the starter stack to master first.

BP

Balagopal P·13 min

Projects

3D Printing for Engineers — Design to Physical Part

How FDM printing works, the full design-to-print workflow, material choices, design rules, and project ideas to get started today.

AT

Athul Chandrasenan·11 min

Projects

CAD for Beginners — Getting Started with Fusion 360

Free for students, used in industry. From installing to designing your first 3D part — step by step, no prior CAD experience needed.

AT

Athul Chandrasenan·12 min

Career

GitHub Profile That Gets You Hired — For Engineering Students

Recruiters check GitHub before interviews. Here's exactly how to set up your profile, write project READMEs, and build a consistent contribution history.

LR

Linu Raju·10 min

Career

How to Write a Cold Email for an Internship (With Template)

Most internship spots are never advertised. A well-written cold email gets you in. The exact formula, annotated template, and follow-up strategy.

LR

Linu Raju·9 min

AI & Tech

AI Prompt Engineering — A Practical Guide for Students

Why AI gives bad answers sometimes — and the exact framework to fix it. Templates that work for assignments, code help, and real engineering projects.

BP

Balagopal P·11 min

AI & Tech

Claude vs Gemini vs ChatGPT — Best AI for Every Task

Stop using the wrong AI for the job. A plain-English breakdown of which AI is actually best for coding, writing, research, math, and image tasks.

AB

Albin P Binu·8 min

AI & Tech

Getting Started with the Claude API — Build Your First AI App

From zero to a working AI-powered Python app in under 30 minutes. No prior API experience needed — step by step.

AC

Abhiram Chandrasenan·14 min

AI & Tech

How Engineers Are Using AI in 2025 — Real Project Examples

PCB design, debugging, report writing, project planning — real ways engineering students and professionals are using AI to work faster and smarter.

AP

Aishwarya P·9 min

Electronics

Arduino for Beginners — Complete Getting Started Guide

What Arduino actually is, what every part does, your first Blink sketch explained line by line, and how to connect sensors and LEDs. The guide you wish you had on Day 1.

HP

Harikumar P·12 min

Electronics

ESP32 vs Arduino — Which Should You Use?

Both run Arduino code, both are beginner-friendly — but they're built for different jobs. An honest comparison with a clear recommendation for your project type.

AC

Abhiram Chandrasenan·7 min

Electronics

UART, I2C and SPI Explained — When to Use Which

Three communication protocols explained using phone call, conference call, and group chat analogies. Know which to pick before you start wiring your next project.

HP

Harikumar P·9 min

Electronics

PWM Explained Simply — Motor Control for ECE Students

How a digital pin pretends to be analog. The concept behind controlling motor speed, LED brightness, and servo position — with ceiling fan dimmer analogies.

AC

Abhiram Chandrasenan·7 min

Robotics

Build a Line Follower Robot — Complete Step-by-Step Guide

From parts list and wiring to working code and troubleshooting. A complete robot build guide that actually ends with a working robot. Your first real hardware project.

AT

Athul Chandrasenan·15 min

Robotics

Sensors Every Robotics Student Must Know

Ultrasonic, IR, IMU, encoder, temperature — what each sensor does, how to wire it, how to code it, and when to use it. A reference you'll keep coming back to.

AT

Athul Chandrasenan·11 min

Python

Python Basics 101 — Variables, Data Types & Operators

Your very first Python steps. What variables are, the different types of data Python understands, and how to do math and comparisons. With a tiffin box analogy.

AP

Aishwarya P·8 min

Training

Quadratech's 10-Day Internship Program — What You Actually Build

Four tracks, five days online, five days offline at our Fab Lab. Real robots, real AI apps, real embedded products — and a co-branded certificate at the end.

QT

Quadratech Team·5 min

Career

How to Build a Portfolio as an Engineering Student

Companies don't hire resumes — they hire proof. How to document your projects, set up GitHub, and present your work so it actually gets you interviews.

LR

Linu Raju·10 min

Career

Top 10 Skills ECE Students Need to Get Placed in 2025

What companies actually look for beyond CGPA — the technical and practical skills that shortlist your resume and get your interview passed.

LR

Linu Raju·8 min

Career

How to Make the Most of an Engineering Internship

What to do before day one, how to build real relationships, how to document your work, and how to convert it into a job offer or a reference that actually means something.

LR

Linu Raju·9 min

Projects

RoboNav: Robotics & Automation Learning Track

The complete guide to building your first robot — robot types, core components, embedded programming, PID control, and AI integration. From our internship curriculum.

HP

Harikumar P·20 min

Projects

20 Free Study Guides for Engineering Students — Full Index

Python 101–105, AI prompt engineering, Arduino, ESP32, robotics sensors, PID control, career guides — all free, all in one place. No login required.

QT

Quadratech Team·2 min