The Web Development Podcast with Fexingo: Frontend, Backend, and Modern Web Stack

Lucas and Luna dig into a single overlooked setting — connection pooling — that silently throttles most web applications. Using a real 2025 incident where a 12-person startup saw API latency jump from 30ms to 1.2 seconds because their Postgres pool was misconfigured, they explain how pooling works, why ORMs hide it, and the one config change that fixed it. No theoretical lecture — just a concrete...

Episode 3 of The Web Development Podcast dives into the hidden bloat of CSS frameworks. Lucas and Luna break down why a typical Bootstrap 5 setup delivers over 800KB of unused CSS — and how modern alternatives like utility-first Tailwind CSS or CSS Container Queries can slash that to under 10KB. They walk through real-world numbers from a 2025 e-commerce site rebuild, compare the bundle-size impac...

Lucas and Luna unpack a real-world performance bottleneck that silently plagues many React applications: unnecessary re-renders caused by unstable callback references. Using a concrete example from a mid-size e-commerce site, they walk through how useCallback and useMemo work under the hood, when they actually help, and when they make things worse. They also reveal one surprising React profiler re...

Lucas and Luna kick off The Web Development Podcast by dissecting a single real-world failure: a serverless function that ran wild and racked up a $47,000 bill for a 12-person startup. They break down why 'it works on my machine' thinking is dangerous, how cold starts actually work under the hood, and what a proper error budget looks like. Along the way, they preview the show's style — specific nu...