@delaraleonardo
About
Backend Engineer with experience building and scaling PHP applications in production environments.
I focus on performance, system behavior, and understanding how backend systems actually work beyond the framework layer.
Currently writing about PHP, backend performance, and production engineering.
Available for
Remote full-time opportunities.
Leonardo De Lara's blogs
Recently published
Process-based vs Thread-based: The Isolation Dilemma
Feb 16 · 2 min read · Every backend runtime must answer a fundamental question: "How do we handle two users at the same time?" The answer defines the stability of your entire platform. Process-based Models (The "Apartment" Approach) PHP-FPM uses processes. Each request ge...
Join discussionBlocking vs Non-blocking: The Cost of Waiting
Feb 9 · 2 min read · Concurrency is often sold as a "feature". In reality, it is a trade-off between Simplicity and Throughput. The Blocking Model (Synchronous) Imagine a bank teller. You walk up. You ask for a withdrawal. The teller counts the money. You leave. Only the...
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