Parallel Streams in Java 8 — Performance Engineering Guide
parallelStream() is not a universal performance switch. It can improve throughput for CPU-bound, independent workloads, and degrade latency badly in request/...
Technical Blog
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Java 8 Date & Time API — Production & Distributed Systems Guide
Date-time bugs are common in distributed systems:
CompletableFuture — Error Handling & Thread Pool Architecture
Async code without clear failure policy becomes fragile quickly. This post focuses on robust CompletableFuture error handling and thread-pool design for prod...
CompletableFuture in Java 8 — Asynchronous Backend Design
CompletableFuture enables non-blocking service orchestration in Java 8. It is especially useful when an endpoint needs data from multiple downstream services.
Functional Interfaces in Java 8 — Advanced Backend Patterns
Functional interfaces are not just lambda targets. In backend systems they help build reusable policies for validation, mapping, retries, and cross-cutting o...