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Pramod Kumar
Pramod Kumar

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This One Spring Boot Change Made My API 10 Faster (It Wasn’t Caching)

Response time dropped from 1200ms → 120ms.

I always thought caching was the biggest performance booster…

Turns out, I was completely overlooking something much simpler.

After reducing my API response size by 80%, the performance improvement was insane — nearly 10× faster responses.

In this article, I break down:

  • Why large payloads silently kill performance
  • The exact mistake I was making in Spring Boot
  • How I fixed it with a simple change
  • Real before vs after impact

If you're working with Spring Boot APIs, this might save you hours of optimization work.

👉 Read the full article here: https://medium.com/@pramod.er90/this-one-spring-boot-change-made-my-api-10-faster-it-wasnt-caching-8d18bdf196b0?sk=fe6436e07e4acc739bcd1c6e7dbfe501

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pramod_kumar_0820 profile image
Pramod Kumar

Are you sending more data than your client actually needs?