Code Mala Tang

Feb 21, 2026 · Backend Development

10 Common Pitfalls When Streaming JSON in Node.js and Safer Patterns

This guide enumerates ten frequent traps encountered when streaming JSON in Node.js—such as assuming one chunk per object, UTF‑8 split issues, missing newline delimiters, back‑pressure overload, and handling of large numbers—and presents reliable patterns like using NDJSON framing, StringDecoder, pipeline, and proper error handling to avoid data loss and memory spikes.