Hi, I'm
Usman Khan (kha333n)
Backend Developer & Cloud Engineer
I build scalable systems, write clean code, and solve complex problems.
What I Do
Backend Development
Robust APIs and web applications with Laravel, Node.js, and modern frameworks. Secure authentication, third-party integrations, and payment systems.
Learn more →Cloud & Infrastructure
Scalable infrastructure on AWS with Docker, CI/CD pipelines, and server management. From provisioning to monitoring.
Learn more →System Design & Architecture
Clean architecture, database schema design, and performance optimization. Building systems that scale and last.
Learn more →Automation & Scripting
Streamlining workflows with custom scripts, data pipelines, and deployment automation. Less manual work, more results.
Learn more →Selected Work
Laravel Auth Package
An open-source Laravel package for streamlined API authentication with token management, role-based access, and multi-guard support.
Cloud Infrastructure Automation
Automated AWS infrastructure provisioning using Infrastructure as Code. Handles EC2, RDS, S3, and CloudFront deployment with a single command.
E-Commerce Backend API
Scalable backend API for an e-commerce platform with inventory management, payment processing, and real-time order tracking.
Latest from the Blog
How to Debug and Fix AWS Lambda Cold Starts
Diagnose Lambda cold starts with CloudWatch, then fix them using SnapStart, provisioned concurrency, package optimization, and ARM64 runtime.
2026-03-25 · 7 min read
deep-diveLaravel AI SDK: A Practical Guide to Building AI-Powered Features
How to use Laravel's official AI SDK to add intelligent features to your application. Agents, structured output, tools, and conversation management with real code examples.
2026-03-23 · 7 min read
deep-diveLaravel API Best Practices: Building Clean, Scalable APIs
A practical guide to building production-ready REST APIs with Laravel. Covers routing, validation, error handling, authentication, and performance optimization.
2026-03-20 · 9 min read