https://www.aryanranjan.work/blog Practical writing on platform engineering, frontend observability, Go performance, distributed systems and production AI. en-us aryanranjanwork@gmail.com (Aryan Ranjan) Sun, 26 Jul 2026 09:00:00 GMT https://www.aryanranjan.work/blog/lit-component https://www.aryanranjan.work/blog/lit-component Sun, 26 Jul 2026 09:00:00 GMT A walkthrough of setting up Lit, writing a custom element, and integrating it into a React app — with a working demo component and the gotchas that cost the most time. Frontend Aryan Ranjan https://www.aryanranjan.work/blog/sentry-to-grafana-faro https://www.aryanranjan.work/blog/sentry-to-grafana-faro Sun, 19 Jul 2026 09:00:00 GMT How to set up Grafana Faro route tracking for all three cases — legacy BrowserRouter with FaroRoutes, data router createBrowserRouter with withFaroRouterInstrumentation, and apps with no router at all. Observability Aryan Ranjan https://www.aryanranjan.work/blog/engineering-internal-developer-platforms https://www.aryanranjan.work/blog/engineering-internal-developer-platforms Wed, 08 Jul 2026 09:00:00 GMT Notes on creating paved roads, useful abstractions, and self-service infrastructure that developers actually want to use. Platform Engineering Aryan Ranjan https://www.aryanranjan.work/blog/low-latency-go-apis https://www.aryanranjan.work/blog/low-latency-go-apis Fri, 19 Jun 2026 09:00:00 GMT The practical choices behind reducing response latency—from profiling and concurrency to caching and database access. Backend Aryan Ranjan https://www.aryanranjan.work/blog/rag-beyond-the-demo https://www.aryanranjan.work/blog/rag-beyond-the-demo Thu, 28 May 2026 09:00:00 GMT A grounded approach to retrieval quality, evaluation, citations, and failure modes in production AI applications. Generative AI Aryan Ranjan