How I built a global AI travel app in 2 weeks as a solo founder

Chemical engineer Madhu Pattarambil built Madram Milsan AI, a free AI travel planner, in two weeks while working full-time. The app covers 140 destinations across 80+ countries and 17 languages, generating detailed day-by-day itineraries. It is monetized through affiliate commissions from 14 travel partners, with no sign-up required.

I Built a Free AI Travel Planner in 2 Weeks Alongside My Day Job — Here's the Honest Story By Madhu Pattarambil — Chemical Engineer & AI Founder, Sydney Australia The Problem One Sunday evening I was trying to plan an international family holiday. Within 20 minutes I had 11 browser tabs open. Flights on one. Hotels on another. Visa requirements somewhere else. Travel insurance. eSIM data plans. Local food recommendations. Weather forecast. Currency exchange. Packing list. Activities. And one tab I had already forgotten why I opened. Two hours later we had fragments of a plan and a collective headache. I closed all 11 tabs and opened my code editor instead. Two weeks later — Madram Milsan AI was live. madrammilsanai.regovix.com What I Built A completely free AI travel planner that replaces those 11 tabs with one app. You pick any destination. The AI builds your complete trip — day by day, city by city: 140 destinations. 80+ countries. 17 languages. Forever free. I Am Not a Traditional Tech Founder I want to be upfront about this because I think it matters. I am a Chemical Engineer with 25 years of experience in hazardous waste management, process safety and industrial manufacturing. I currently work full-time as a National Dangerous Goods Specialist at REMONDIS Australia in Sydney. I am not a software engineering graduate. I did not come from a FAANG background. I have never worked at a startup. What I have is 25 years of deeply understanding complex systems — how they fail, how to make them reliable, how to design for real-world conditions rather than ideal ones. That thinking translates directly into building software that actually solves a problem rather than just demonstrating technical cleverness. I built Madram Milsan AI in 14 days using modern AI tools — Claude API for the intelligence, Netlify for deployment, and vanilla JavaScript for the frontend. No framework. No build step. No complications. Two weeks to build. Twenty-five years to be ready to build it. I want to be completely transparent about the business model. Madram Milsan AI is free to use permanently. No subscription. No freemium wall. No ads. No data selling. You will never be asked for a credit card. Revenue comes entirely from affiliate commissions with 14 trusted travel partners — Aviasales, Booking.com, DiscoverCars, Wise, Airalo, Holafly, Klook, KKday, Compensair and more. When a user finds a flight, hotel, eSIM or car rental through the app and books it, the partner pays a commission — at zero extra cost to the traveller. This means my incentives are perfectly aligned with the user. I only earn when they find something genuinely useful and book it. There is no conflict between user experience and revenue. A free product that earns through trusted partnerships — that is the only honest model for a travel app in 2026. What Makes It Different No sign-up. Ever. Every competitor asks you to create an account before delivering value. Madram Milsan AI gives you a complete AI itinerary before asking for anything — not your email, not your name, nothing. The full trip stack in one place Most AI travel tools give you an itinerary and stop. Madram Milsan AI covers the entire trip lifecycle — from destination discovery to Google Calendar integration. Depth that actually matters When the AI plans Day 1 in Finnish Lapland it does not say "visit local attractions." It says: Morning — arrive Rovaniemi, check into Arctic TreeHouse Hotel. Afternoon — Santa Claus Village, 2-hour husky safari, snowmobile ride. Evening — Aurora Borealis hunt 9 PM with expert guide. Weather — -18°C heavy snow, sunset 2:30 PM. Tonight eat reindeer stew and salmon soup at Restaurant Nili. Wear merino wool base layers, -30°C ski jacket, -40°C waterproof boots, balaclava, ski goggles, hand warmers. That level of detail is what the app actually produces for every destination, every city, every day. 17 languages — global from day one English-language travel apps serve 1.5 billion people. I built Madram Milsan AI in English, Hindi, French, German, Russian, Chinese, Japanese, Arabic, Spanish, Italian, Portuguese, Korean, Thai, Vietnamese, Indonesian, Malay and Turkish — reaching approximately 5 billion potential users at launch. PWA — no App Store needed It installs directly from the browser. No App Store approval. No 30% platform fee. No download required. Works on iPhone, Android and desktop. Global distribution from day one. The Hardest Part It was not the code. It was doing it in 14 days while working full-time — waking at 5 AM to code before work, eating lunch with a code editor open, returning to the laptop from 9 PM to midnight after my family went to sleep. It was asking myself every single day: "Would I be proud to show this to my family?" Because the app is named after them. Mad hu · Ram ya · Mil indh · San dra My wife. My son. My daughter. Encoded in the name of the product. The name keeps me honest — it reminds me that this product needs to be worthy of the people it is named after. What I Learned Domain expertise is your real moat I understood the travel planning problem deeply because I felt it personally. That understanding — not technical skill — is what made the product genuinely useful. AI tools have changed what a solo founder can ship Two years ago building this would have taken a team of five and six months. Today one person with AI assistance can ship a production-grade global consumer app in two weeks. This is the most important shift in software development in a generation. Simple architecture scales better than clever architecture Vanilla JavaScript. One HTML file. Two serverless functions. No framework complexity to maintain. When you are a solo founder, simplicity is a superpower. Monetisation alignment matters more than monetisation strategy The affiliate model works not just because it generates revenue — but because it perfectly aligns what I earn with what users find valuable. Every other monetisation model for a travel app creates some conflict with user interests. Name your product after something that makes you accountable When your product carries your family's name you do not cut corners. You do not ship something you are not proud of. You do not give up when it gets hard. Try It madrammilsanai.regovix.com No sign-up. No fees. No ads. Open in your browser and tap "Add to Home Screen" to install as an app. If you have feedback — what's missing, what could be better, what destination you want to see added — I would genuinely love to hear it in the comments. Dream It. Plan It. Go. Madhu Pattarambil Chemical Engineer & Founder, Regovix Pty Ltd Sydney, Australia regovix.com.au Video Demos: YouTube account-Regovix or Madhu Pattarambil