https://aryantripathi.dev Field notes from consulting, building, and teaching. en-in https://aryantripathi.dev/posts/the-scale-tax https://aryantripathi.dev/posts/the-scale-tax Wed, 19 Aug 2026 00:00:00 GMT Scaling an app is the fun problem. Paying for it after the traffic leaves is the one nobody schedules a meeting for. A field record of how we built a code-execution engine that scales to 500+ concurrent users — and the auto-scaling traps that nearly kept it billing us long after the users went home. https://aryantripathi.dev/posts/buying-a-domain-icann-whois https://aryantripathi.dev/posts/buying-a-domain-icann-whois Sat, 08 Aug 2026 00:00:00 GMT What you're actually paying for when you buy a domain, how ICANN accredits the registrars that sell to you, what ICANN Lookup shows about any domain — and why owning a name still doesn't point it anywhere. Part 2 of 5. https://aryantripathi.dev/posts/how-this-blog-is-built https://aryantripathi.dev/posts/how-this-blog-is-built Sat, 08 Aug 2026 00:00:00 GMT A quick tour of the stack behind aryantripathi.dev, and why it's deliberately boring. https://aryantripathi.dev/posts/localhost-to-live-url https://aryantripathi.dev/posts/localhost-to-live-url Sat, 08 Aug 2026 00:00:00 GMT What localhost:3000 actually means, why nobody else can open it, and how a free host gives you a real public URL the moment you connect a repo — Part 1 of a 5-part course on how a website actually gets from your laptop to the internet. https://aryantripathi.dev/posts/welcome-to-the-blog https://aryantripathi.dev/posts/welcome-to-the-blog Sat, 08 Aug 2026 00:00:00 GMT Why this exists, what it's for, and what to expect from the field notes I'll be posting here.