Hesam Karimian

Core Developer of Payman (a Direct Debit project by which, the payment process is eased by eliminating the need to enter bank details in every payment) Enhance Payman performance by changing JPA/hibernate query optimization tasks in Payman to solve the n+1 issue and redundant queries Redesign Payman to perform based on National Code as customer identifier

Developing on Chapar (a messaging service for bank transactions) and Safir (a third party bill payment) Projects in a team Implementing an Event Tracking system based on hibernate event listeners. every change in entities and their relations is tracked and can be logged Redesign Chapar project with Apache Kafka as message broker regarding the performance issues Add scheduled messaging functionality to the Chapar

Core developer of Rata Departure-Control-System (Rata DCS) [An automation system used for passenger check-in procedure and weight & Balance calculation in airports] Implementing an automatic seat assignment algorithm in DCS system Designing a workflow system for insurance systems based on JBPM Implementing a dynamic Rule Engine based on Mvel

Teaching for three semesters: Computer Programming (Winter 2013 & Winter 2015) Data structures Operating Systems (Summer 2014) Network Operating Systems (Summer 2014)

Analyse, Design and Develop a Warranty Management software in C#.net and Microsoft SQL Server Analyse, Design and Develop a RFID Cards Management Software in C#.net and and Microsoft SQL Server