In SaaS applications, authentication and authorization are critical. As your platform grows to serve multiple customers, each tenant wants to use their own identity provider (IDP), users need automatic provisioning from corporate directories, and access control must work across tenants. ...
When building services that need to run reliably, you face three fundamental problems: managing secrets securely, deploying workloads consistently, and enabling services to find each other. HashiCorp’s stack addresses these with Vault, Nomad, and Consul. This guide shows how to set up and integrate all three based on what I learned while building infrastructure for distributed services. ...
As software engineers, we often work with systems that abstract away the fundamental concepts of operating systems. We deploy containers to Kubernetes, scale web services, and optimize database queries without thinking deeply about the underlying resource management. Yet understanding these foundations becomes crucial when we hit performance walls or design systems that need to handle thousands of concurrent operations efficiently. ...
Model Context Protocol (MCP) enables AI assistants to interact with external tools and services. In this guide, we’ll build a simple calculator server that demonstrates MCP concepts by creating a tool that Claude (or other MCP clients) can use to perform mathematical calculations. ...
We’ll start with a minimal Go server, package it with Docker, spin up a local cluster using Minikube, and write the manifests to get it running. ...
Personal Integrity is the state of being whole and undivided, having internal unity and coherence. In other words, personal integrity refers to an unwavering commitment to moral and ethical principles that shape an individual’s actions and decisions. It is not just about big, life-altering decisions; it often shows up in the small choices we make daily. ...
Recently, I contributed to Tinode Chat1, an open-source chat platform, by adding a link preview feature2. This post highlights implementation details and lessons learned from collaborating with the Tinode community. ...
This is useful when you need a specific version, want to test patches, or contribute to the Go project itself. ...
If you’re already familiar with SSH’s purpose and importance in Git operations, let’s dive right in. ...
Hexagonal Architecture, also known as Ports and Adapters Architecture, has gained traction for its focus on clean separation of concerns and improved maintainability. In this post I share what exactly happens within the hexagon. Let’s break down the key components and data flow. ...