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.
Resume
Professional Experience
Founder & Product Engineer at Namy
Feb 2026 - Present
Part-time · namy.store
ERP-first commerce platform for SMBs in Egypt and MENA:
- Built a multi-tenant Go platform (PostgreSQL, Redis) covering inventory, double-entry accounting, POS, and per-tenant online stores on Cloudflare Workers
- Integrated Shopify, Paymob, Bosta, WhatsApp, and Egyptian ETA e-invoicing
Software Engineer at Classera
Nov 2025 - Present
Full-time · Hybrid · Cairo, Egypt
Classera is a leading EdTech company providing learning management systems to 30+ million users across 40+ countries:
- Contributing to migration of legacy PHP codebase to Golang with DDD principles, enhancing performance and scalability
Continuous Curriculum Evaluation (CCE) — Ministry of Education, Oman
- Led backend and full-stack development of a nationwide curriculum evaluation platform covering surveys, class-visit evaluations, committee voting, and approval workflows for students, teachers, parents, and supervisors
- Built a scalable Go backend (Clean Architecture, PostgreSQL, Redis) with 220+ REST endpoints and concurrent workers using a transactional outbox to deliver surveys and notifications to thousands of users in batches
- Developed the React/TypeScript frontend with Arabic/English RTL support; added OpenTelemetry and Prometheus observability
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, Echo, Chi, NestJS, Next.js
Databases & Caching
- PostgreSQL, MongoDB, Redis, Firebase
- sqlc, Drizzle ORM, Mongoose
- Database Design, Query Optimization, Indexing
Cloud & Infrastructure
- AWS (EC2, S3, SQS), Docker
- Cloudflare Workers, Nginx, Linux, Serverless
DevOps & Observability
- GitHub Actions, Git, Docker Compose, Kamal, Ansible
- CI/CD Pipelines, OpenTelemetry, Prometheus
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
Contact
Location:
Cairo, Egypt
Email:
contact@ahmadalasiri.info
Call:
(+20) 1066032817