Ayush Chugh's Blog

A deep dive into the concept of systems and how engineers think about them.

Tutorials teach syntax and controlled demos, not engineering.

A deep dive into building a scalable notification system for Avenue's event ticketing platform: one central service, one source of truth, real-time delivery via WebSocket, and push notifications—all working together to notify organizers and team members at

A step-by-step guide to implement Tap to Pay with Stripe.

IndexedDB is a browser-native NoSQL database API for efficiently storing, querying, and managing large volumes of structured data locally—with support for transactions, indexes, and offline-first applications.

A deep dive into CSS viewport units (vh, vw) and how the new small (sv*), large (lv*), and dynamic (dv*) viewport units solve the annoying 100vh scrolling issue on mobile and dynamic-browser UIs.

Progressive Web Apps (PWAs) are web applications that are built using web technologies but behave like native apps.

Load shedding is a technique to scale down the resources of a system to prevent it from crashing under heavy load.

A step-by-step guide to deploy Docmost on your VPS and setting up a custom domain.

Connecting multiple platforms without the need for a central authority.