Spring Boot Dockerfile Best Practices: Smaller, Faster, Safer Images (opens in new tab)

Published 2026-05-21 by Shubham Bhati — Backend Engineer (Java 17, Spring Boot, Microservices). We've all been there - stuck with a bloated Spring Boot Dockerfile that's slowing down our development cycle and increasing the risk of security vulnerabilities. A well-crafted spring boot dockerfile is essential for ensuring our applications are efficient, scalable, and secure. In our production environment, we've seen firsthand the impact of poorly optimized Docker images, with deployment times i...