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Showing posts with the label Platform Engineering

Kubernetes Deployment Best Practices in 2026: What Actually Breaks in Production

Kubernetes Deployment Best Practices in 2026: What Actually Breaks in Production Kubernetes Production 2026 Guide May 10, 2026 · 13 min read Kubernetes Deployment Best Practices in 2026: What Actually Breaks in Production (And How We Fixed It) 👤 Tahar Maqawil — Senior Application Developer & Systems Architect Informaticien d'Application · K8s Platform Engineer · Bioquro 10+ years deploying, breaking, and fixing Kubernetes clusters in production Every Kubernetes best practices guide on the internet is a list. "Use resource limits. Configure health probes. Enable RBAC." They are not wrong. But they read like a pilot's checklist written by someone who has never crashed a plane. I have crashed the plane. Multiple times. This guide is written from the other direction — from the production incidents, the 3am pages, and the post-mortems that taught me why these practices exist. Each sec...

Maximizing Server Performance for High-Traffic Applications in 2026: A Complete Engineering Guide

Maximizing Server Performance for High-Traffic Applications in 2026: A Complete Engineering Guide Server Performance High Traffic 2026 Guide May 3, 2026 · 11 min read Maximizing Server Performance for High-Traffic Scalable Applications in 2026: A Complete Engineering Guide 👤 Tahar Maqawil — Senior Application Developer Informaticien d'Application · Infrastructure & Scalability Engineer · Bioquro 10+ years scaling production systems from hundreds to millions of requests per day The call came at 2:47am. A client's e-commerce platform had just been featured on a major news site — the kind of exposure every startup dreams of. Within eight minutes of the article going live, 40,000 simultaneous users hit the site. Within twelve minutes, the server was returning 502 errors to everyone. By the time I joined the emergency call, the traffic spike had ...

The Evolution of Microservices Architecture in 2026

The Evolution of Microservices Architecture in 2026: Patterns, Pitfalls, and What Actually Works Architecture Microservices 2026 Guide May 3, 2026 · 10 min read The Evolution of Microservices Architecture in 2026: Patterns, Pitfalls, and What Actually Works  Tahar Maqawil — Senior Application Developer Informaticien d'Application · Systems Architect · Bioquro 10+ years designing and deploying distributed systems in production I remember the first time I recommended microservices to a client. The project was a mid-sized e-commerce platform, the team was excited, and the architecture diagrams looked clean and elegant. Eight months later, we had 23 services, a Kafka cluster no one fully understood, distributed transactions that occasionally went silent, and an on-call rotation that had become everyone's worst nightmare. The system worked — but it was fragile in w...

PostgreSQL Performance Tuning in 2026: The 5 Queries That Killed Our Database

i PostgreSQL Performance Tuning in 2026: The 5 Queries That Killed Our Database PostgreSQL Performance 2026 Guide May 18, 2026 · 15 min read PostgreSQL Performance Tuning in 2026: The 5 Queries That Killed Our Database 👤 Tahar Maqawil — Senior Application Developer & Database Architect Informaticien d'Application · Performance Engineer · Bioquro 10+ years optimizing PostgreSQL — from single-instance deployments to multi-terabyte clusters There is a particular sound a database makes when it is dying. It is not a sound in the server room — it is the sound of your phone vibrating at 2:47am with a PagerDuty alert. The dashboard is red. The application is timing out. And somewhere deep in the PostgreSQL logs, a query is running that should take 50 milliseconds and is currently taking 47 seconds. I have debugged this scenario more times than I want to admit. And in almost every case, the ...

Database Encryption in 2026: A Security-First Implementation Guide for Developers

Database Encryption in 2026: A Security-First Implementation Guide for Developers Security Encryption 2026 Guide May 3, 2026 · 11 min read Database Encryption in 2026: A Security-First Implementation Guide for Developers 👤 Tahar Maqawil — Senior Application Developer Informaticien d'Application · Security-Conscious Engineer · Bioquro 10+ years implementing secure data systems across regulated and high-stakes environments In 2023, a healthcare startup I consulted for suffered a data breach. The attacker gained read access to their PostgreSQL database for approximately 11 hours before detection. The technical entry point was a misconfigured API endpoint — a classic vulnerability. What made it catastrophic was that 340,000 patient records were stored in plain text. Full names, dates of birth, medical history, contact information — all directly read...

AWS Cost Optimization for Kubernetes in 2026: How We Cut Our Cloud Bill by 60%

AWS Cost Optimization for Kubernetes in 2026: How We Cut Our Cloud Bill by 60% AWS Cost Optimization Kubernetes 2026 May 22, 2026 · 15 min read AWS Cost Optimization for Kubernetes in 2026: How We Cut Our Cloud Bill by 60% (The Real Numbers) 👤 Tahar Maqawil — Senior Application Developer & Cloud Architect Informaticien d'Application · FinOps Engineer · Bioquro 10+ years deploying Kubernetes on AWS — and paying the bills that came with it There is a particular kind of Slack message that ruins a Monday. It starts with your CFO, it includes a screenshot of the AWS billing dashboard, and the number in the screenshot is not the number anyone expected. The message we received said: "Can someone explain why our cloud bill increased by $12,000 this month?" It was not a DDoS attack. It was not a misconfigured autoscaler. It was a combination of three cost leaks that had been silently draini...