@marcosfelipe
Architectural deep dives, scaling systems, and technical leadership strategies from a Staff Engineer.
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Feb 16 · 3 min read · The other day, I was reviewing a PR when my "Spidey-sense" started tingling. A sequence of throw calls caught my attention. After some digging, I realized the code was catching a specific validation error and re-throwing it as a generic "Unexpected 5...
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Feb 9 · 2 min read · The Eye-Twitch of the Unknown Early in my career, I was a Senior Backend Engineer who found safety in my domain. I knew my language, my frameworks, and my ecosystem like the back of my hand. Then came the request: "We need you to switch." I’ve jumped...
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Feb 2 · 3 min read · The 6-Month-Old Puppy Principle I’ve spent a lot of time lately training my dog. He’s been with us for four months now, barely six months old, and our days are filled with the basics: sit, lie down, paw. But we’re also working on the harder stuff—pat...
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Jan 21 · 4 min read · The Illusion of "Same-Same" I was recently in a debate with some coworkers about event brokers. The conversation drifted toward Kafka Log Compaction—a specialized feature that ensures you always have the latest state of a data key. While it sounds li...
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Jan 16 · 3 min read · The Great Divide: Stagnation vs. Re-invention In every engineering department, you’ll find two opposing schools of thought regarding legacy code: The "If it ain't broke, don't touch it" camp: They argue that if a Java 8 system is running on-premise,...
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