Core Java application development, Micro Services with RESTful API. Implementing core integrations for Health Care related microservices with Spring Boot,Providing services for Restful and SOAP services, and consuming Restful and SOAP service as well. Deploying service using Jenkins, and Microsoft Azure.Using YAML (OpenAPI, aka. Swagger) for generating POJOs and WSDL for generating proxy POJO. Writing stored procedures in SQL Server, and Oracle for providing services with JSON data sets. Using JUnit test suites and Groovy scripts to automating production-ready microservices.

Implemented multi-threaded Java application servers for the reporting system with highly customized real time reporting along with JavaScript interfaces in Spring framework.Designed and implemented database models of reporting system, wrote stored procedures, triggers, and functions on Oracle database service.Designed and implemented IRAS Dashboard reporting user interfaces with Adobe Flex/ActionScript, Mobile applications development with jQuery and AngularJS framework, and Java service with processing XML and JSON data.Maintained and improved a C++ application server which provided data stream service and performance calculation engine for all reporting systems.Lead and Implemented Continuous Integration(CI) setups in Bamboo Server, and CheckMarx setups for all group-wise applications, and lead to upgrade WebLogic Portal 10.3.2 to 10.3.7 with Java 7.

Designed, implemented, delivered and maintained for the multi-threaded Java application daemon server with Java executor framework. Implemented a multi-threaded Java application with executor framework for the integrated report generation Actuate((BIRT)a reporting tool) template, generating reports in PDF, Word, XML, HTML5, Adobe Flash formats for the front-end applications via the Oracle AQ. And implemented Java service to deliver all generated reports to Northern Trust Report Center via FTP server.Successfully delivered three PACE applications (Holdings Reader, Asset Reader, and BiSam Upload) with multi-threaded C++ applications with improving throughputs for the PACE daily data stream processes globally. Implemented the fire-call service using PERL and Korn shell so intended users could be notified via email and/or text messages.Developed C++ backend multi-threaded and parallel distribution application servers applying Oracle Advanced Queuing (AQ) and Oracle External files.

Successfully delivered a Java multi-threaded application to manage, control, and direct Panasonic machines, scanners, and third party machines dynamically. Maintained and improved X/Motif GUI applications for shop floor production in C++, and improved several C# applications for front-end scanners under Windows ME environment.

Designed, implemented and maintained POSIX multi-threaded object-oriented SunGard Asset management servers and loaders in C++ with high scalability and high performance throughputs for financial institutions, such as Citibank, JP Morgan, Wells Fargo, Bank of America, and various European banks. Developed and re-designed all application servers and loaders to IBM AIX and Red Hat LINUX to share the same single code base using Solaris CC, AIX xlc, and GNU G++ compilers Lead, Coordinated, performed and tuned multi-threaded applications in each software release cycle with Sun Microsystems Lab and IBM Lab and significantly improving, maximizing the software performance throughputs with huge volume and complicated data schema. Developed, designed, implemented, and maintained and integrated data process with all applications so they can be scalable and maintainable.Successfully ported and delivered two services from C++ to Java multi-threaded services upon client request.

Developing shop floor management system for aerospace engineering companies

Cardiology diagnosis automatic system development and database management and physician supporting system