Developer Adds Full Observability to MERN E-Commerce App Using SigNoz and OpenTelemetry

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A developer integrated SigNoz and OpenTelemetry into a MERN stack e-commerce application called Ram Store as part of the Agents of SigNoz Hackathon 2026. Prior to the integration, debugging relied solely on console logs and manual inspection, leaving questions about slow APIs and problematic database queries unanswered. SigNoz was self-hosted locally via Docker, and the Node.js backend was instrumented with automatic tracing for Express, HTTP, and MongoDB operations. The setup enabled real-time monitoring of distributed traces, runtime metrics, and structured logs through Winston Logger, all visible within a single SigNoz dashboard. The project gave the developer hands-on experience with production-grade observability concepts including distributed tracing, metrics collection, and log correlation.

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ProgrammingDEV Community ·

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How to Track YouTube Playlist Changes Using Metadata Snapshots, Not Scraping

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