Subhadeep Ghosh

Java / Spring Boot Backend Engineer

Subhadeep Ghosh is a Java and Spring Boot backend engineer in Pune. Four years building payments and insurance systems on Kafka and microservices, now writing about what holds up in production.

$ 2 articles published

Articles

2 total

A grid of AI video model tiles labelled Veo, Kling, Runway, Sora and Seedance, each glowing with a different scene type in an aurora of emerald, cyan and violet against a dark background.

Generative AI

Which AI video generator is actually good for what

Which AI video generator is best for what? A hands-on take on Veo, Kling, Runway and Sora, with the honest pick for realism, nature, marketing and more.

5 July 2026 · 15 min

Isometric stack of framework layers rising from Spring Boot 3 to Spring Boot 4, the build, persistence, security and framework layers glowing in an aurora of emerald, cyan and violet against a dark background.

Backend Engineering

Upgrading a production service from Spring Boot 3 to Spring Boot 4

Spring Boot 3 to 4 migration, from a real production upgrade: the BOM cleanup, the code and test breaks, Hibernate 7, and the Spring Cloud Gateway and Netty trap.

27 June 2026 · 21 min