Abbas Rezaei
Backend Engineer & AI Systems Developer
I build scalable backend systems, AI-powered products and cloud-native automation with a strong focus on reliability, clarity and delivery.
Core services
Backend Engineering
Scalable APIs and maintainable server-side systems.
AI Systems
Practical AI features, document intelligence and automation.
Data Architecture
Reliable relational models and performance-focused data design.
Cloud Delivery
Deployment, edge platforms and streamlined delivery workflows.
API Integration
Secure connections between products and third-party services.
Architecture Review
Clear technical direction for products that need to scale.
Selected work
AI Coach Platform
A production-minded case study focused on architecture, reliability and product delivery.
Python • FastAPI • PostgreSQLGameYar Hub
A production-minded case study focused on architecture, reliability and product delivery.
Next.js • Cloudflare • D1Document Intelligence Engine
A production-minded case study focused on architecture, reliability and product delivery.
Python • FastAPI • PostgreSQLCanadian Job Market Analyzer
A production-minded case study focused on architecture, reliability and product delivery.
Next.js • Cloudflare • D1License Management System
A production-minded case study focused on architecture, reliability and product delivery.
Python • FastAPI • PostgreSQLAI PDF Chat
A production-minded case study focused on architecture, reliability and product delivery.
Next.js • Cloudflare • D1Developer OS
A production-minded case study focused on architecture, reliability and product delivery.
Python • FastAPI • PostgreSQLCloud-Native Portfolio
A production-minded case study focused on architecture, reliability and product delivery.
Next.js • Cloudflare • D1Core skills
Latest writing
Designing Scalable FastAPI Services
Engineering notes, trade-offs and practical lessons from building real products.
Continue →Building a Real Admin Experience
Engineering notes, trade-offs and practical lessons from building real products.
Continue →Cloudflare for Product Delivery
Engineering notes, trade-offs and practical lessons from building real products.
Continue →Docker for Backend Workflows
Engineering notes, trade-offs and practical lessons from building real products.
Continue →AI Coach Platform: A Case Study
Engineering notes, trade-offs and practical lessons from building real products.
Continue →From Idea to PWA
Engineering notes, trade-offs and practical lessons from building real products.
Continue →PostgreSQL Performance Notes
Engineering notes, trade-offs and practical lessons from building real products.
Continue →Offline License Systems
Engineering notes, trade-offs and practical lessons from building real products.
Continue →Let’s build something useful.
Open to backend, AI product and technical collaboration opportunities.
Get in touch