Uncategorized Archives

Generate Unique Resource IDs with Checksum in Node.js Using Base32 Encoding

By Alireza Pourmahdavi October 21, 2025

Introduction When working with Node.js, generating unique resource IDs with base32 encoding and checksum verification ensures data integrity and security. This process involves creating identifiers from random bytes, encoding them using base32, and appending a checksum to verify their accuracy and prevent tampering. Whether you’re building APIs or managing databases, these techniques help ensure that […]

Set Up Code-Server Cloud IDE on Ubuntu with Nginx and Lets Encrypt

By Alireza Pourmahdavi October 21, 2025

Introduction Setting up a cloud-based IDE like code-server on Ubuntu can drastically improve your development workflow by providing a consistent environment accessible from any device. With Nginx as a reverse proxy and Let’s Encrypt securing the connection, you can ensure a smooth, reliable, and secure experience while using Visual Studio Code remotely. In this guide, […]

Build a REST API with Prisma, PostgreSQL, TypeScript, and Express

By Alireza Pourmahdavi October 21, 2025

Introduction Building a REST API with Prisma, PostgreSQL, TypeScript, and Express is an essential skill for modern web development. With the power of Prisma ORM and PostgreSQL, you can efficiently manage data models and database queries, while TypeScript ensures type safety and scalability. In this guide, we’ll walk you through the process of setting up […]

Master SQL Functions: Use Mathematical, String, Date, and Aggregate Functions

By Alireza Pourmahdavi October 21, 2025

Introduction Mastering SQL functions is essential for efficient data manipulation in relational databases. Whether you’re using mathematical functions to calculate totals or date manipulation functions to adjust timestamps, SQL offers powerful tools for data transformation. In this article, we’ll dive into SQL’s most useful functions—like string manipulation functions for text formatting and aggregate functions such […]

Set Up NFS Mount on Rocky Linux 9: A Step-by-Step Guide

By Alireza Pourmahdavi October 21, 2025

Introduction Setting up NFS (Network File System) on Rocky Linux 9 allows seamless sharing of directories between a server and client. By configuring NFS, you can efficiently manage networked file access and storage across systems. This step-by-step guide will walk you through installing NFS utilities, configuring shared directories, and ensuring smooth mounting and unmounting of […]

Handle Asynchronous Tasks with Node.js and BullMQ

By Alireza Pourmahdavi October 21, 2025

Introduction Handling asynchronous tasks efficiently is a key aspect of modern web development, and with Node.js and BullMQ, developers can streamline this process. Node.js, known for its non-blocking I/O operations, combined with BullMQ’s advanced job and queue management capabilities, creates a powerful solution for handling background tasks. This article delves into how Node.js, along with […]

Master Ansible Playbook to Install Docker on Ubuntu 18.04

By Alireza Pourmahdavi October 21, 2025

Introduction Automating the installation and setup of Docker on remote Ubuntu servers can save time and reduce errors. With Ansible, a powerful automation tool, you can easily create playbooks to streamline the process of configuring Docker containers on Ubuntu 18.04 systems. This guide walks you through creating a playbook that installs necessary packages, sets up […]

Build SEO-Friendly Blog with Ghost, Next.js, and Tailwind CSS

By Alireza Pourmahdavi October 21, 2025

Introduction Building an SEO-friendly blog requires the right tools and technologies, and using Ghost, Next.js, and Tailwind CSS can streamline the process. Ghost serves as an efficient content management system (CMS) while Next.js helps create a fast, static frontend, ensuring optimal SEO performance. With Tailwind CSS for design flexibility and ease, you can create a […]

Set Up Ruby Programming Environment on macOS with Homebrew

By Alireza Pourmahdavi October 21, 2025

Introduction Setting up a Ruby programming environment on macOS with Homebrew is a straightforward process that equips you with the tools needed for Ruby development. By installing essential components like Xcode’s Command Line Tools and Homebrew, you can easily manage your Ruby installation and ensure you have the latest version. Whether you’re a beginner or […]

Install Ruby and Set Up RVM Programming Environment on Ubuntu 22.04

By Alireza Pourmahdavi October 21, 2025

Introduction Installing Ruby and setting up the RVM programming environment on Ubuntu is a key step in building a solid development foundation. Ruby, a dynamic programming language, works seamlessly on Ubuntu when paired with RVM (Ruby Version Manager), which simplifies managing multiple Ruby versions. Whether you’re a beginner or familiar with Ubuntu, this guide will […]

Alireza Pourmahdavi

I’m Alireza Pourmahdavi, a founder, CEO, and builder with a background that combines deep technical expertise with practical business leadership. I’ve launched and scaled companies like Caasify and AutoVM, focusing on cloud services, automation, and hosting infrastructure. I hold VMware certifications, including VCAP-DCV and VMware NSX. My work involves constructing multi-tenant cloud platforms on VMware, optimizing network virtualization through NSX, and integrating these systems into platforms using custom APIs and automation tools. I’m also skilled in Linux system administration, infrastructure security, and performance tuning. On the business side, I lead financial planning, strategy, budgeting, and team leadership while also driving marketing efforts, from positioning and go-to-market planning to customer acquisition and B2B growth.