omid rajabalian

HNS is a market leader for hotel bookings and PMS. • Finding bottlenecks to improve performance by at least 30% and running new projects and code reviews. • Refactoring project that prepares to find and book hotels based on .Net core and microservices, increasing performance more than 2 times with integrated NoSQL with relational DB for storage data. • Refactoring OTA and PMS projects based on microservice to remove

Dreamlines as a market leader for Booking Cruise • Modify and create new features automatic offers, discount services, managing booking, and orders based on scrum methodology for more than 46 cruise lines. • Improvement of 50% of server space with NoSQL logging system. Technologies: MVC .Net, Entity Framework, Angular, jQuery, HTML, CSS, AWS DevOps, Jenkins, Octopus, Git, Jira

Marketplace e-commerce using multi-vendor and multi-store functionality (B2B and B2C). • Implementing easily connected to 3 database engines - SQL Server, MySQL, and PostgreSQL. • Fully extensible, stable, decreasing 30% develop time, and highly scalable with a plugin architecture. • Achieve excellent performance with caching system and async methods and fetch the most important data in under 2 seconds. Technologies: MVC .Net Core, Telerik, Bootstrap, jQuery, HTML, CSS, NUnit, Web API

Refah Bank is one of the great banks in Iran with over 1,000 branches and more than 25 million customers. • Maintenance of a system for more than 100 big organizations to see their financial reports and analyze their transactions. • Improved performance significantly by reducing the queries to the core by 40% (Saved up to 5.5 million queries/day) Technologies: .NET, Windows Service, SQL Server, MVC .Net, Web API, Entity Framework, Telerik, Windows Service, Fast report

• Monitoring project: Sending a lot of important logs in under 1 second to the operator by SignalR. A windows application sends log data to the client web page using self-host SignalR. • ERP Project: develop new features for inventory and accounting systems for 400 clients. Technologies: C#, Asp.Net Web Form, JavaScript, HTML, CSS, Entity Framework, Telerik, SQL server, SignalR, Active Report