Hi There!👋

I'm Ahmad


About

Software Engineer

Backend-focused Software Engineer with hands-on experience designing and delivering scalable, high-performance systems using Go, Node.js, and React. Skilled in API design, microservices, and distributed architectures, with a strong focus on reliability, clean code, and system performance. Proven track record of building SaaS platforms, AI-powered applications, and e-commerce solutions for companies and clients.

  • API Design & Microservices: Creating intuitive RESTful APIs and scalable microservice architectures with comprehensive documentation
  • Database Optimization: Expert in PostgreSQL, MongoDB, Redis with focus on query optimization, indexing, and database design
  • Distributed Systems: Building high-performance backend solutions with AWS (EC2, S3, SQS), Docker, and cloud infrastructure
  • Payment Integration: Implementing secure payment systems with Stripe, Paymob, and multiple payment providers
  • AI Integration: Experience with AI-powered applications and services integration

Passionate about creating elegant solutions to challenging technical problems while maintaining code quality, system reliability, and optimal performance.

Professional Experience

Software Engineer at Classera

Dec 2025 - Present

Full-time · Remote · Cairo, Egypt

Classera is a leading EdTech company providing learning management systems to 30+ million users across 40+ countries:

  • Working on migrating a legacy PHP codebase to Golang to enhance performance, scalability, and database efficiency

Full Stack Engineer at TIXAE.AI

Jun 2025 - Oct 2025

Full-time · Florida, United States · Remote

Developing AI-powered solutions for modern businesses at a leading AI automation company

PastPal — AI-Powered Writing Platform

  • Architected multi-tier billing system with Stripe and enterprise team management system with RBAC
  • Developed collaborative editor using Tiptap with version control and role-based permissions
  • Optimized database queries, reducing average page load time by 50%

Agrivoz — AI-Powered Agricultural Knowledge Platform

  • Built AI agricultural interviewer system conducting structured interviews with farming experts through conversational chat interface
  • Developed regional guide management system and AI-powered content editing tools for knowledge conversion

Software Engineer at TechBridge Lab

Aug 2024 - May 2025

United States · Remote

Developed and maintained multiple high-impact SaaS projects

DubbingHub — AI-Powered Video Dubbing Platform

  • Architected distributed video processing pipeline using Go, AWS SQS, and S3 for scalable video processing
  • Integrated 4 AI services (Replicate, Deepgram, DeepL, Play.ht) into multi-stage pipeline for audio separation, speech-to-text transcription, neural translation, and voice synthesis
  • Implemented token-based subscription system with Stripe and automated billing and usage tracking
  • Built YouTube OAuth integration with PubSubHubbub protocol for real-time content change notifications and automatic video processing
  • Optimized FFmpeg processing scripts for audio extraction, manipulation, and preservation of soundtracks

Feedbq.io — Enterprise Feedback Management Platform

  • Implemented Redis caching layer with TTL strategies and cache invalidation, reducing API response times by 60% (from 800ms to 320ms)
  • Led database migration from MongoDB to PostgreSQL using Drizzle ORM with zero downtime and 100% data integrity
  • Engineered webhook-based integration system connecting 6+ platforms (Discord, Slack, Jira, ClickUp, Asana, Linear)
  • Developed tiered subscription billing with Stripe, supporting 3 pricing tiers with automated invoicing
  • Created OpenAPI documentation automatically with Swagger/Tsoa
  • Implemented automated content moderation system before human review

Freelance Software Engineer

2023 - Present

Remote

Delivering end-to-end solutions for international clients across diverse industries

Gen Z Wellness App — Comprehensive Wellness Platform

  • Architected full-stack wellness platform using NestJS and Next.js deployed on Azure (Cosmos DB, Blob Storage, App Service) with CI/CD pipelines supporting 18+ provider categories
  • Built real-time chat system with WebSocket and anonymous community platform (Zync) with threaded discussions and automated content moderation
  • Integrated Stripe payment processing and Google Calendar with OAuth2, automatic event creation, and Google Meet link generation
  • Developed automated mental health scoring system for validated assessments (PHQ-9, GAD-7) with wellness tracking (mood, sleep, diet, fitness)

Leopard ERP & E-commerce Platform

  • Architected and delivered full-stack ERP system with integrated e-commerce functionality
  • Engineered multi-warehouse inventory system with movement management
  • Integrated Paymob payment gateway supporting 3+ payment methods, achieving 100% transaction success rate and handling vendor management
  • Built financial analytics dashboard with automated reporting and real-time business insights
  • Developed fixed asset management module with book value tracking

Rakad On-Demand Car Wash Platform

  • Developed Node.js/TypeScript backend with MongoDB for on-demand car wash marketplace
  • Implemented geospatial matching algorithm using MongoDB geospatial queries for efficient worker assignment
  • Built real-time tracking system with WebSocket for location updates and notifications
  • Integrated 3 payment gateways (Moyasar, Tabby, Tamara) with automatic fallback
  • Created automated commission system with transparent earnings tracking
  • Designed admin dashboard with metrics for operations management

Parent-Connect Social Platform

  • Built intelligent matching algorithm connecting parents based on children's ages, schools, and educational activities
  • Implemented OAuth 2.0 authentication with multiple providers
  • Developed location-based services with proximity search for community building
  • Optimized database queries and indexing for fast match recommendations

Skills

Here are my key technical skills and expertise:

Languages & Frameworks

  • Golang, Node.js, TypeScript, React
  • JavaScript, Express.js, Gin, NestJS, Next.js

Databases & Caching

  • PostgreSQL, MongoDB, Redis, Firebase
  • Drizzle ORM, Mongoose
  • Database Design, Query Optimization, Indexing

Cloud & Infrastructure

  • AWS (EC2, S3, SQS), Docker
  • Nginx, Linux, Serverless

DevOps & CI/CD

  • GitHub Actions, Git, Docker Compose
  • CI/CD Pipelines, Automated Deployment

API & Architecture

  • RESTful APIs, WebSockets, OpenAPI/Swagger
  • Webhooks, OAuth 2.0, PubSubHubbub/WebSub
  • API Design, Microservices, System Design

Testing & Quality

  • Jest, Unit Testing, Integration Testing
  • Code Review, TDD

Payment Integration

  • Stripe, Paymob, Moyasar, Tabby, Tamara
  • Payment Gateway Integration

Tools & Practices

  • FFmpeg, Tiptap, Agile/Scrum
  • Performance Optimization
  • AI Services (Replicate, Deepgram, DeepL, Play.ht)

Education

Education

Bachelor's Degree in Computer Science

Helwan University - Cairo, Egypt

GPA: 3.1/4.0

Graduation Project: Fixflex A+
  • Developed platform connecting homeowners with service providers
  • Implemented real-time chat, location-based service matching, and payment processing
  • Technologies: Node.js, TypeScript, MongoDB, WebSocket, Redis, Nginx, AWS

GitHub

Contact

Location:

Cairo, Egypt

Call:

(+20) 1066032817

Loading
Your message has been sent. Thank you!