blog.felipefr.devGlobal Load Balancing and DNS-based RoutingThe challenge of maintaining high availability and low latency at a global scale is one of the most significant hurdles in modern software architecture. When a service grows beyond a single data center, the complexity of directing users to the correc...Feb 13·11 min read
blog.felipefr.devBulkhead Pattern for System IsolationThe fundamental challenge of modern distributed systems is not how to build for success, but how to design for inevitable failure. In a microservices architecture, the surface area for disaster is massive. A single latent dependency, a saturated data...Feb 3·12 min read
blog.felipefr.devAuto-scaling and Load-based ScalingThe challenge of managing infrastructure capacity has evolved from a hardware procurement problem into a complex software engineering discipline. In the era of physical data centers, capacity planning was a quarterly exercise involving spreadsheets a...Jan 23·11 min read
blog.felipefr.devApplication-Level Caching PatternsThe industry has a dangerous obsession with infrastructure as a silver bullet for performance. When a system slows down, the knee-jerk reaction is often to throw a larger Redis cluster at the problem or tweak Memcached parameters. While these tools a...Jan 19·12 min read
blog.felipefr.devBrowser Caching and HTTP Cache HeadersIn the world of high-scale distributed systems, we often obsess over database indexing, microservices orchestration, and message queue throughput. Yet, one of the most potent tools for reducing latency and operational costs remains one of the most mi...Jan 15·10 min read