Hossein Hajizadeh

Responsible for analyzing, designing, and implementing best practices and leading the backend team. • Redesign projects with event-driven, CQRS, AOP, and onion which significantly improved development and maintenance • Analyze and implement 3 insurance projects car insurance, fire insurance, and Third-party insurance service in an agile team • Setup private Azure DevOps CI/CD and package manager in local server • Mentor interns, code review and refactor teammates’ code

• Extended Nopcommerce with event-driven, AOP, clean architecture, and CQRS (Elastic, MSQL ) and developed it on a large scale • Develop a microservice for notification and synchronization • Solve storage bottlenecks by designing and developing a modular gateway • Solve concurrency bottlenecks • Implement catalog, discounts, promotion, audit, and payment modules in an agile team • Implement unit tests by xUnit and performance tests by JMeter … • Help DevOps team setup CI/CD projects and mentor interns

Responsible for collaborating with factory experts, analyzing, scheduling, and leader of the backend team. • Analyze and implement MVP in less than 1 month and avoid the factory shutdown for 6 months • Implement manufacturing execution systems (MES) software for the Samsung factory in Iran • Save more than 20,000,000$ by launching the MES system

Responsible for architecture, design, and code quality following systems. • Design and implement food and meal core analyzing system, analyze data • Implement REST for this core with SOA approach • Implement 3 web applications from this core • Developing an android application by java with Mvvm, architecture component • Documented by UML (user-flow, activity, sequence, and class diagrams)

Work as a full-stack developer, web development, windows development, and android development • Create more than 50 custom software for clients on web, android, and windows • Create CMS with Asp.net web form for different purposes and customize it for clients