Full Stack Engineer

Saif Ullah Usmani

Scalable Systems & High-Throughput Architect

Architecting enterprise-grade, high-performance systems with 7+ years of expertise in distributed architectures, real-time communication, and backend optimization. Transforming complex business requirements into production-ready SaaS platforms that deliver measurable impact.

7+
Years Experience
50+
Projects Delivered
99.9%
Uptime SLA
10M+
API Requests/Day

About Me

Accomplished full-stack engineer with 7+ years of expertise in architecting enterprise-grade, high-performance systems designed for scalability and fault tolerance. Demonstrated proficiency in distributed architectures, real-time communication protocols, telecommunications integrations, webhook infrastructure, and backend optimization.

Proven track record of translating sophisticated business requirements into production-ready SaaS platforms that deliver measurable impact. Recognized for implementing elegant architectural patterns, engineering resilient backend systems, and crafting intuitive frontend experiences that prioritize user engagement and performance.

Technical Expertise

Full-Stack Mastery

Building scalable, production-ready systems from frontend to infrastructure with modern technologies and best practices

Backend Engineering

Python, Django, DRF Celery, Redis, RabbitMQ High-throughput APIs Webhooks & Telecom APIs Event-driven architecture

Frontend Engineering

React, Next.js, TypeScript Redux Toolkit Tailwind, Material UI, Shadcn Real-time interfaces Drag-and-drop UX

DevOps & Infrastructure

Docker, AWS (EC2, ECS, S3) CI/CD pipelines Horizontal scaling Distributed caching Worker orchestration

Database Systems

PostgreSQL MySQL MongoDB Redis Query optimization
10+
Technologies Mastered
Full-Stack
End-to-End Development
Production
Ready Systems

Scalable Systems Expertise

Architecting for Millions of Requests

I specialize in designing and implementing systems that can handle massive traffic loads while maintaining performance and reliability. My expertise includes:

Horizontal Scaling

Designing stateless applications that can scale horizontally across multiple servers and regions

Database Optimization

Implementing database sharding, replication, and connection pooling for high-throughput systems

Caching Strategies

Multi-layer caching with Redis and CDN implementations to reduce database load

AWS Infrastructure

Deploying on AWS with auto-scaling groups, load balancers, and containerized services

Performance Monitoring

Implementing comprehensive monitoring and alerting for system health and performance

Microservices Architecture

Building decoupled, independently scalable services with well-defined APIs

Ready to Build Your Scalable Solution?

Let's discuss how I can help architect and build your high-performance application

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Featured Projects

🌐

Grevent

Comprehensive social networking platform for entrepreneurs featuring custom SEO engine, real-time messaging, digital marketplace, and high-performance feed algorithms. Reduced page load times by 65%.

Django React Celery Redis WebSocket
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📋

ChopLine

Enterprise-grade queue management system for salons with real-time updates, staff management, and analytics. Maintains 99.9% uptime SLA while handling 10,000+ daily appointments.

Django WebSocket AWS ECS PostgreSQL React
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🔄

TurnPass

Integrated business operations platform with scheduling automation, payroll processing, and API integrations with Stripe, QuickBooks, and Google Calendar. Processes 5,000+ requests per minute.

Django Next.js Stripe API PostgreSQL Redis
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Professional Experience

2024

Software Engineer — Full Time

Dec 2024 – Present

Architect and engineer high-performance backend systems utilizing Django, Redis, and Celery for enterprise-scale applications. Design horizontally scalable microservice architectures with optimized database query patterns and distributed caching strategies. Lead API performance optimization initiatives and implement high-availability deployment strategies across production environments.

2019

Full Stack Python Developer — Freelance (Fiverr)

Sep 2019 – Present

Delivered 50+ custom SaaS solutions for clients worldwide, specializing in scalable architectures and high-performance applications. Developed full-stack applications with Django backends and React frontends, implementing real-time features, payment integrations, and complex business logic. Maintained 99.9% uptime for client applications while handling millions of API requests.

Education & Philosophy

Bachelor of Business Administration (BBA)

Punjab University, Lahore
2021 - Present

My business education complements my technical expertise by providing strong foundations in project management, team leadership, strategic communication, and understanding business objectives. This unique combination allows me to bridge the gap between technical implementation and business strategy, ensuring that solutions not only function optimally but also align with organizational goals and deliver measurable value.

Professional Philosophy

I believe that exceptional software engineering extends beyond writing clean code to creating systems that solve real business problems efficiently and scalably. My approach combines technical excellence with strategic thinking, focusing on building maintainable architectures that can evolve with business needs. With my background in both technology and business administration, I'm uniquely positioned to understand stakeholder requirements and translate them into robust technical solutions.

Get In Touch

Email

saifullahusmani693@gmail.com

Phone

+92 321 5519168

Location

Islamabad, Pakistan