Introduction Observability-driven deployments treat telemetry as a deployment gate, not as a post-mortem artifact. Releases are promoted only when metrics, logs, and traces validate that the syste...

Introduction Public APIs operate under constant abuse, variable traffic, and strict latency budgets. Security at scale requires layered controls at the edge, consistent identity enforcement, and d...

CI/CD Pipeline Design Patterns with GitHub Actions GitHub Actions has become one of the most popular CI/CD platforms due to its tight integration with GitHub repositories, extensive marketplace, a...

Introduction Caching is an architectural decision that changes consistency, latency, and failure behavior. The three most common patterns are write-through, write-back, and cache-aside. Each patte...

Message ordering guarantees explained for distributed systems Ordering is often assumed but rarely guaranteed. This post breaks down what ordering means in Kafka and how to preserve it in Spring B...

Introduction Application Programming Interfaces (APIs) are the building blocks of modern software architecture. They enable systems to communicate, share data, and provide services to other applic...

Introduction Secure cloud architecture starts with explicit threat modeling, strong identity controls, and layered defenses. The goal is to reduce blast radius, detect anomalies quickly, and ensur...

Introduction OpenTelemetry (OTel) provides a unified architecture for metrics, traces, and logs. Understanding its internal layers helps advanced teams design scalable observability pipelines and ...

Introduction to Design Patterns Design patterns are reusable solutions to commonly occurring problems in software design. They represent best practices and provide a template for how to solve prob...

Introduction Mutual TLS (mTLS) establishes trust between services by requiring both sides to present certificates during the TLS handshake. It is a core building block for Zero Trust service-to-se...

Introduction Indexes are not free. They improve read performance while adding write overhead, storage cost, and maintenance complexity. This post shows how to evaluate index impact using real metr...

Kafka vs RabbitMQ vs Pulsar for production workloads These three systems solve different messaging problems even though they all move events. This comparison focuses on durability, ordering, and o...

How to Setup Custom PyPI Index URL in Different Environments When working with private Python packages or using a custom PyPI repository (like Azure Artifacts, AWS CodeArtifact, JFrog Artifactory,...

Introduction Authentication verifies who the caller is, while authorization determines what the caller can do. In distributed systems, confusing these layers leads to over-privileged services and ...

Introduction to Static Site Hosting on Cloud Storage Static site hosting has become increasingly popular for deploying websites that don’t require server-side processing. Both Azure Blob Storage a...