@rahulk27

Cost Awareness: Building Systems That Know What They Cost

Jul 16, 2025 · 9 min read · In cloud-native and highly scalable architectures, performance and speed often take the spotlight. But behind every request, background job, or extra compute cycle is a price tag—sometimes small, sometimes unexpectedly large. Cost Awareness is about ...

Using CompletableFuture for Asynchronous Processing in Spring Boot

Jul 3, 2025 · 6 min read · In application development, responsiveness and scalability are paramount. While Spring Boot provides a robust framework for building microservices, handling long-running or I/O-bound tasks synchronously can block resources and degrade performance. On...

Caching Strategy: Designing for Speed without Compromising Truth

Jun 30, 2025 · 8 min read · Modern software users expect speed — not just functionality. Whether it's loading product details, retrieving a dashboard, or populating a feed, response time often makes or breaks user experience. Caching plays a vital role in making systems feel re...

Data Retention: Designing for the Right Memory Span

Jun 28, 2025 · 8 min read · Every digital system forgets eventually. The question is — when, what, and how. In a world governed by evolving compliance frameworks, rising storage costs, and growing user expectations around privacy, how long data is kept isn’t a backend detail. I...

Data Privacy: Designing with Dignity in Mind

Jun 26, 2025 · 9 min read · In a world where nearly every digital interaction leaves a trace, ensuring privacy isn’t just a regulatory checkbox—it’s a matter of respect. People trust their data with your system, sometimes without fully realizing the depth of what they’ve shared...