Amish 
How I Detect Phone Numbers and Payment Details in Chat Messages In a meetup app, chat is where things go wrong. Someone sends a phone number in the first message. Someone else asks for a UPI payment. A stranger shares a home address before the two have even met. I didn’t want the app to … Read more
I recently built a chat feature for a meetup app. The stack is React on the front, Express and MongoDB on the back, and Socket.IO to connect them. A basic chat is easy. You send a message and it shows up. The harder part is everything around it: knowing who is allowed to join a … Read more
Implementing JWT Authorization with User Moderator and Admin Roles in Node.js I’m building a local meetup app, and pretty early on it became clear that a simple “logged in or not” auth check wasn’t going to cut it. Once safety features entered the picture — SOS alerts, abuse reports, identity verification — I needed real … Read more
Building a Multi-Platform React App with Capacitor (Web Mobile & Admin) I’m building a local meetup app, and early on I ran into a problem that a lot of solo/small-team projects hit: the app genuinely needs three different user experiences, but I didn’t have the team (or the time) to build three separate apps. Here’s … Read more
Privacy-Preserving Proximity Discovery with MongoDB Geospatial Queries I’m building a local meetup app — the kind where you discover people nearby who share your interests, then meet up in person. One of the core features is proximity discovery: showing users who’s nearby. It sounds simple until you actually think about what “showing who’s nearby” means … Read more
Building an SOS Emergency Pipeline: From One Tap to Dispatch I’m building a local meetup app — the kind that connects you with people nearby who share your interests, so you can actually meet up in person. I’m not naming it publicly yet since it’s still a work in progress, but I want to start … Read more