Handling File Uploads in Express with Multer
There’s a moment almost every backend developer experiences when building their first “real” application where plain text requests suddenly stop being enough. At first, APIs feel simple. You send JSON

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Articles tagged with #chaicode-webdev-cohort-2026
There’s a moment almost every backend developer experiences when building their first “real” application where plain text requests suddenly stop being enough. At first, APIs feel simple. You send JSON

There’s a moment almost every Express developer experiences where backend applications suddenly stop feeling “simple.” In the beginning, routes feel clean and manageable. You create endpoints like: ap

One of the first confusing moments beginners face while building APIs in Express usually happens when URLs start becoming dynamic. At first, everything feels simple. You create routes like: app.get("/

There’s a very specific point in every Node.js developer’s journey where plain Node HTTP servers start feeling unnecessarily painful. At first, creating a basic server with Node.js feels exciting beca

There’s a very specific excitement developers feel the first time they run backend JavaScript successfully on their own machine. Until that moment, JavaScript usually exists only inside browsers. You

One of the first things developers hear about Node.js usually sounds completely contradictory. “Node.js is single-threaded.” At first, that statement makes Node.js sound weak. Beginners immediately
