Blogs

JS

Introduction We had one API endpoint that generated a PDF report. It worked fine in testing. Then a customer ran it on a big dataset, and for about four seconds every other request to the server just hung. Health checks timed out, and the load balancer pulled the instance out of rotation. The database was […]

Deepesh Agrawal August 14, 2026

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JS

JavaScript, despite being a single-threaded language, handles multiple tasks simultaneously through its powerful event loop. Whether you’re fetching data from an API, handling user interactions, or processing large datasets, the event loop ensures that your application remains responsive and efficient. But how does this process work under the hood? In this blog, we’ll find out […]

Deepesh Agrawal September 9, 2024

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