Software Engineer based in Rio de Janeiro, Brazil. 10+ years building backend and distributed systems.
- π Lead maintainer for SQS in Spring Cloud AWS
- βοΈ AWS Community Builder
- βοΈ I write about distributed systems, messaging, and production-safe engineering at tomazfernandes.dev
- π Author of Spring Cloud AWS articles on Baeldung
Spring Cloud AWS β Rewrote the SQS integration for version 3.0 from the ground up, now the lead maintainer for the SQS module. Day-to-day: designing features, reviewing PRs, helping users in issues and discussions.
β SQS integration documentation
Spring for Apache Kafka β Contributed the non-blocking delayed retries feature. Continue to help with feature evolution, issue triage, and community support via GitHub issues and Stack Overflow. Credited as an author on the 2.x reference documentation.
tomazfernandes.dev is where I publish long-form technical notes on the systems I work on β messaging pipelines, reliability patterns, and the tradeoffs behind production-safe engineering. Recent:
I also write on Baeldung β intros and deep dives on Spring Cloud AWS.




