Heavy frontend JavaScript frameworks like React, Vue, or Angular have long dominated modern web development. While powerful, these tools often come with significant complexity, steep learning curves, and a growing separation between frontend and backend teams. But what if you could build dynamic, real-time web applications without writing a single line of JavaScript?

In modern web applications, timely notifications about upcoming or completed events are crucial for user engagement. Ruby on Rails offers multiple approaches to handle such background jobs, each with its own strengths and trade-offs.