Mubbasher Ahmed Qureshi mubbi

Software Engineering SOP (Mid–Senior, Small Teams)

A repeatable, opinionated execution framework for delivering web apps, APIs, backend-heavy systems, and AI/ML products in a mid-size company with small teams (2–5 engineers).

Owner: Engineering Lead · Review cadence: Quarterly · Status: Living document

0. How to Use This SOP

Node.js Architecture with Express.js

This architecture is designed for production-grade Node.js apps with Express, focusing on scalability, maintainability, testability, and multi-team collaboration. It follows a modular monolith approach that can evolve into microservices when justified.

Folder Structure

src/

React Native Architecture for Production

A production-ready, feature-modular, clean-architecture design for large React Native apps supporting multi-team development, offline-first capabilities, and maintainable scaling over years.

Dependency Flow

UI (features/) → domain/ → data/ → infrastructure/

Developer Standards Guide

Tech Stack: Node.js 20+, React 18+, Next.js 14+, Express.js 4+, MongoDB 7+, TypeScript 5+

This document defines mandatory standards and best practices for building scalable, maintainable, secure, and high‑performance applications using the MERN stack (MongoDB, Express.js, React, Node.js) with Next.js and TypeScript. All developers must follow these guidelines consistently.

1. General Engineering Principles

Developer Standards Guide

Tech Stack: PHP 8.2+, Laravel 10+, MySQL 8+

This document defines mandatory standards and best practices for building scalable, maintainable, secure, and high‑performance applications using PHP, Laravel, and MySQL. All developers must follow these guidelines consistently.

	map $http_accept $api_version {
	default 0;
	"application/vnd.example.v1+json" 1;
	}

	server {

	listen 80;
	listen [::]:80;