DevOps Tutorial # 130 : Send Email Alerts with Prometheus & Grafana | Express.js App Monitoring

Want to get real-time Email Alerts with Prometheus + Grafana? 🚀
In this step-by-step tutorial, I’ll show you how to monitor an Express.js backend app using Prometheus, visualize metrics in Grafana, and configure SMTP email alerts for instant notifications. 📧

Whether you’re a beginner or a DevOps professional, this video will help you set up a production-ready monitoring + alerting system for your Node.js apps.

✅ What You’ll Learn in this Video:
* Setup Express.js app with Prometheus metrics endpoint
* Configure Prometheus scrape targets for Node.js app
* Install & configure Grafana with SMTP (Gmail setup)
* Create Contact Points & Notification Channels in Grafana
* Build a Dashboard + Alert Rule (trigger on requests)
* Send real-time Email Alerts when requests come in 🚨

💡 By the end of this tutorial, you’ll have a fully working monitoring + alerting pipeline using Prometheus & Grafana.

👉 If you want to become a Champion DevOps Engineer and master Grafana + Prometheus Monitoring & Alerting, this video is for YOU!

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Send Email Alerts with Prometheus & Grafana:
https://github.com/farzeen-ali/Send-Email-Alerts-using-Grafana-and-Prometheus

DevOps Lecture Notes:
https://github.com/farzeen-ali/DevOps-2025-Important-Concepts

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