Ayush Bulbule

A deep dive into frontend caching, cache busting, and why “just deploy” is never really just a deploy. The 3am deploy that broke nothing — and everything It’s 11pm on a Thursday. Your team just shipped a critical UI fix a broken payment button that’s been frustrating users all week. You run the deploy. CI goes green. You check production. The button looks perfect. You close your laptop and go to sleep. The next morning, Slack is on fire. Half your users still see the broken button. The other half see th...

A query that took 3+ minutes in production. Two small changes. Sub-second. The fix was simple. The reason behind it is worth understanding deeply. The Setup Imagine a SaaS billing system. When a customer subscribes to a plan, the system receives a webhook payload from the payment provider describing the subscription — which customer, which plan tiers, which add-ons. The system processes this payload, unnests it, and inserts line-item rows into a normalized billing table. The schema looks roughly like th...

In 2023, the biggest risk with AI was a chatbot writing a bad sonnet. In 2026, the risk is an autonomous agent negotiating a shipping contract, executing a wire transfer, and accidentally liquidating your supply chain budget in 45 seconds. We have moved from Generative AI (creating content) to Agentic AI (executing decisions). These aren’t just chatbots anymore; they are goal-seeking engines. They operate in a “React” loop: Observe $\rightarrow$ Reason $\rightarrow$ Act. But here is the core dilemma: We ...