Rahul K

@rahulk27

Crafting technology with purpose, precision, and trust.

Bangalore, IndiaJoined May 2025

About

I write about what makes good software great — beyond the features. Exploring performance, accessibility, reliability, and more.

Available for

Consulting

Rahul K's blogs

NFRs That Build Trust — Software Quality Beyond Featuresengineeringtheinvisible.dev22 posts

Articles Threads Comments

Recently published

engineeringtheinvisible.dev

Cost Awareness: Building Systems That Know What They Cost

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 ...

Jul 16, 20259 min read

engineeringtheinvisible.dev

Using CompletableFuture for Asynchronous Processing in Spring Boot

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...

Jul 3, 20256 min read

engineeringtheinvisible.dev

Caching Strategy: Designing for Speed without Compromising Truth

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...

Jun 30, 20258 min read

engineeringtheinvisible.dev

Data Retention: Designing for the Right Memory Span

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...

Jun 28, 20258 min read

engineeringtheinvisible.dev

Data Privacy: Designing with Dignity in Mind

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...

Jun 26, 20259 min read

Rahul K

About

Available for

Rahul K's blogs

Recently published

Cost Awareness: Building Systems That Know What They Cost

Using CompletableFuture for Asynchronous Processing in Spring Boot

Caching Strategy: Designing for Speed without Compromising Truth

Data Retention: Designing for the Right Memory Span

Data Privacy: Designing with Dignity in Mind

Search Hashnode

Rahul K

About

Available for

Rahul K's blogs

Recently published

Cost Awareness: Building Systems That Know What They Cost

Using CompletableFuture for Asynchronous Processing in Spring Boot

Caching Strategy: Designing for Speed without Compromising Truth

Data Retention: Designing for the Right Memory Span

Data Privacy: Designing with Dignity in Mind