👋 Hi there, I'm Hosein!

Senior .NET Backend Developer with 7+ years of experience, specialized in Financial & Payment Systems.

🔭 Current Focus

• 🏗️ Building an Open Source Digital Wallet with Microservices Architecture
• ⚡ Implementing Event Sourcing and CQRS patterns
• 💡 Leveraging AI tools in software development (Claude, GitHub Copilot)

💼 Skills & Expertise

🚀 Backend & Architecture

• ⭐ Expert: ASP.NET Core, C, .NET 8, Entity Framework Core
• 💪 Proficient: Clean Architecture, Microservices, Event-Driven Architecture
• 🎯 Working with: Event Sourcing, CQRS, Domain-Driven Design

💾 Databases & Storage

• SQL Server, MongoDB, Redis

📡 Message Brokers & DevOps

• RabbitMQ, Kafka, Docker, Git, Azure DevOps

🤖 AI-Assisted Development

• Claude, GitHub Copilot

🚀 Featured Projects

🏦 Digital Wallet - Microservices

Open-source digital wallet system built with modern architecture

Tech Stack:

• ASP.NET Core 8 + Clean Architecture
• CQRS Pattern
• Docker Compose

Features:

• ✅ Event-driven communication
• ✅ Domain-Driven Design principles
• ✅ Complete containerization

💼 Professional Experience

💼 Senior Backend Developer | System Design @ Saman Insurance Company July 2023 - Present (2+ years) Tehran, Iran

• 🏗️ Developed comprehensive payment solutions including in-app payment gateway and digital wallet system
• ⚡ Implemented advanced concurrency management techniques, enhancing system reliability and performance
• 🚀 Optimized system performance through strategic data modeling and Redis-based distributed caching
• 📊 Integrated Serilog for structured logging and utilized the ELK Stack for real-time log analysis
• 💰 Processed 200+ billion Tomans in transactions over 2 years
• 🎯 Built with Clean Architecture and Entity Framework Core as solo developer for critical financial infrastructure

Tech Stack: ASP.NET Core, Entity Framework Core, SQL Server, Redis, Serilog, ELK Stack

💻 .NET Developer @ Mehrsepand November 2021 - July 2023 (1 year 9 months) Tehran, Iran

• 🏦 Participated in implementation and debugging of internal banking software solutions
• 🎯 Utilized Domain-Driven Design (DDD) architecture for effective software layering
• 💾 Employed Entity Framework (EF) and Dapper for efficient database connections
• 🔗 Integrated external services using Flurl, enhancing software functionality

Tech Stack: ASP.NET Core, Entity Framework, Dapper, DDD, Flurl

🌐 Full-Stack Web Developer @ Saipa October 2020 - October 2021 (1 year 1 month) Iran

• 🔄 Transformed Saipa's internal systems from Oracle Forms to modern web application
• ⚙️ Developed back-end using ASP.NET Core
• 🎨 Built front-end with React
• 📊 Implemented Kendo UI for responsive user interface
• 📄 Utilized Stimulsoft for reporting solutions

Tech Stack: ASP.NET Core, React, Kendo UI, Stimulsoft, Oracle Forms

🎓 Education

Bachelor's Degree in Computer Software Engineering Technology Islamic Azad University | 2013 - 2018

Associate's Degree in Software Engineering Islamic Azad University | 2010 - 2014

📊 GitHub Stats

📫 How to Reach Me

💡 Philosophy

"Continuously learning, building, and sharing knowledge with the community"