From Java to Go: My Journey with Golang 🚀

Edivaldo Ramos — Thu, 25 Sep 2025 23:12:22 +0000

I worked with Java for many years, building backend systems, APIs, and distributed applications.

In 2022, I decided to focus more on Golang. I had studied it a little before, but I wanted to use it in real projects and really understand it.

Why I Like Programming in Go?

Go is simple, fast, and fun to write. Here are some things I noticed while moving from Java:
Simple syntax: Less boilerplate than Java. Easy to read and understand.
Fast performance: Compiles to native code and runs quickly, especially for CPU-heavy tasks.
Concurrency made easy: Goroutines and channels make running multiple tasks simple.
Explicit error handling: No exceptions like Java. You check errors directly, which makes programs safer.
Easy deployment: Produces a single executable, no JVM or extra setup needed.
Fun to code: Every day I discover new things, which makes me enjoy coding even more.

My Go Experience 🛠️

Since 2022, I have applied Go in real projects:

Built REST APIs and microservices.
Worked with event-driven architectures.
Managed high-volume data in production systems.
Followed best practices in code design, testing, and monitoring.

I keep learning new tips and tricks every day. Even small features or idioms make my code cleaner and faster.

Comparing Go and Java ⚖️

Go is lighter and faster for many backend tasks.
Java can be verbose but is still strong for large enterprise systems.
Concurrency in Go feels more natural than Java threads.
Go’s error handling encourages safer code.
Deployment in Go is simpler, especially for microservices and cloud apps.

Final Thoughts ✨

If you come from Java or another language, I highly recommend trying Go. It is simple, fast, and enjoyable. And even after months of using it, I keep learning something new every day, which makes the language exciting and motivating.

DEV Community: Edivaldo Ramos

From Java to Go: My Journey with Golang 🚀