KUBICAST #173 - Distributed Systems in the Jungle - TrilhaInfo

When we talk about distributed systems, many people think of complex diagrams, clusters, and impossible SLAs. But, as our guest Flávio Mendes (from the Trilhainfo channel) showed, this jungle can also be explored with common sense, experience, and a few doses of realism.

Flávio shared his trajectory of more than 15 years, from Java legacy systems to large-scale distributed systems in global companies. The central point of the talk? Architecture is a response to real needs — not a mystical art with ready-made recipes. This means that before you go breaking monoliths into a thousand pieces, it is worth understanding the context, the business, and the team that will maintain it.

We discussed the difference between distributing processes and having a truly distributed system. A front-end separated from a back-end already configures a distribution, but that doesn't mean you need to worry about database partitioning or resiliency patterns right away.

One of the most valuable snippets was about overengineering: the tendency to over-plan systems with solutions that haven't even faced the problems they are supposed to solve. Flávio argues that architecture should emerge as real complexity increases. Start simple, but with a foundation robust enough to support future evolutions.

Another point that deserves highlight is the technological choice. In addition to thinking about performance or scalability, it is essential to consider the job market and maintainability. Adopting an exotic language can be tempting, but who is going to run this when the specialist leaves the company? In the end, we are not all Netflix, and that's okay.

This episode is packed with valuable insights on how to think and evolve your architecture without losing sight of what matters: generating value. Listen to the full episode to dive into this jungle with us.

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