I have four years of C#.NET experience in development of e-learning portal and online exam program.As a freelancer, I have developed solutions for Web and mobile with Javascript, node.js and VUE JS. Providing REST API solutions for e-commerce platforms such as Amazon, eBay.I have been developing an Enterprise SPA, EF, .NETCORE at back-end and VUE JS at front-end, around a year period, and our current tech stack's Docker, GIT, MICROSERVICES, RABBITMQ, SIGNALR, KUBERNETES etc.I worked in air defense command and control division, as software engineer, system engineer and team leader respectfully. I've developed or maintained some small and medium size software which are developed in following languages; C/C++, C#, Java, ADA and in the areas below;     • Tactical Data Link (TDL) Management and Integration (Link-16, Link-11B, JREAP-C)   • Radar integration for multi sensor tracking    • Flight plan integration between ATC and C2 systems I've provided L2 to L3 system support which includes troubleshooting, debugging and fault analysis. The system with its several components on central or sensor nodes operate on different OSs such as:• SOLARIS 8 - SOLARIS 10 - SOLARIS 11• FEDORA LINUX - UBUNTU • WINDOWS 2008 SERVER I also performed system admin support for NATO software.