SUMMARY:

• Results oriented IT professional, with more than 15 years experienced in leading Agile/Scrum architecture design, development and implementation process for large - volume, high frequency, state-of-the-art products in Code Java/J2EE applications.
• Enhanced and built software products that generated revenue growth and high degree of customer satisfaction, proved the solid background in algorithms and leadership skills, employed technical abilities and analytical skills to resolve the complex problems during the successful completion of consulting assignments.

TECHNICAL SKILLS:

Languages: Core JAVA/J2EE/J2SE, JSP, EJB, Servlet, GWT, Hibernate, Spring, JMS,Weblogic, C/C++, JDBC, Swing, AWT, Tomcat, JBOSS, Axis2,Ant, JUnit, STL, C#, .Net, XML, JSON, XSLT, JQuery, AJAX, SOAP, REST, SOA, PHP, CSS, JavaScriptPython, Perl, Shell, VBA, Embedded, UML, DOCKER, MicroService.

Operating systems: Windows 8/7/Window XP/2000, Sun Solaris, AWS, Ubuntu, RedHat Linux.

Development Tools: Oracle, SQL, Mongo DB, JIRA, GIT, ClearCase, Subversion, DOORS, Eclipse, JbuilderMyWorkshop, JBOSS, Apache, LAMP, ArcGis, Flex, Project, PACS, DICOM, HL7, DDTSVSS, PVCSAltova, Dreamweaver, Rational Rose, Visio, Tracker, Test Director, InstallShield, Matlab.

Embedded: Windows Phone 8, PDA, Power PC, Intel 8051/80320, 68HC11/12/08, TI MSP430, Hitachi SH7032/7034, ARM, MC68xxx, PIC.

PROFESSIONAL EXPERIENCE:

Confidential, Schaumburg, IL

Sr. Software Engineer

Responsibilities:

• Specializing in Core Java/J2EE Spring Patch/Boot, Oracle Drivewise 2.0 schema, MongoDB, Web Service, AWS, Apigee, GitHub and Swagger IO for Big Data, Driving Score of connected car and GIS applications.
• Successfully designed the special Core Java software package and algorithm in Spring Batch to extract, calculate, aggregate, and transform trip raw data into vehicle level summary of universal JSON, created Driving-Transform-Digest-Master repository in GitHub.
• Successfully configured the Core Java web service to connect Gretzky server to get accurate driving score for varieties of module and devices (Spireon and Danlaw), created Call-Gretzky-Complete repository in GitHub.
• Queried huge volume of location Big Data from Oracle database in different scenarios; Documented “Geographic Restful Service API” with six rest services API; Prototyped Web restful service “GeotripAPI; Successfully retrieved trip data from AWS S3, EC2 server into MongoDB through services, created repository in GitHub.
• Swagger IO documentation and Apigee driving score API development.

Confidential, Chicago, IL

Sr, Java Developer

Responsibilities:

• Specializing in Core Java/J2EE Spring/Hibernate,Web Service, JBOSS, Weblogic with Oracle architecture, for Health care/Wellness applications.
• Successfully designed and delivered Hibernate DAO objects with configured database tables in conjunction with the new link retrieve web service for Dual Enrollment Project.
• Configured new Linux/Windows Web logic servers, deployed multiple applications connected with Oracle data sources.
• Agile development process. Git software management. Maven build methodologies.
• Future tools orientation: Enterprise Architecture, Micro Services, Docker, FICO, Dyna-trace, and etc..

Confidential, Chicago, IL

Consultant

Responsibilities:

• Specializing in Core Java/J2EEJBOSS, GIS, JavaScript new architecture design, documentation and development using varieties of open source solution for Web Application with Mongo DB.
• Developed new Web Rest services using Apache CXF, Spring Frame work, Hibernate, Jackson Jaxrs in conjunction with JSON data collections.
• Developed Data Item modules to manipulate properties from thousands of JSON records with statistical analysis and graphics.
• Developed image/table export features using PDF, XML, SQL and CVS types with Bootstrap table, JQuery, jsPDF and Leaflet image open sources.
• Developed new map application using Leaflet application in conjunction with Esri map API and map services.
• Scrum development process and Maven build methodologies.

Confidential, Chicago, IL

Software Developer (Sr. Level Java Developer)

Responsibilities:

• leveraging the existing Core Java/J2EE, JSP, Servlet, GWT, Hibernate, Spring, Tomcat and Oracle architecture, enhanced main functionalities of Metrics Tools in server site with design pattern and attributes tables in Oracle database, built, deployed and released new versions for global team.
• Led Agile software tools development by managing JIRA with cross functional team members. Created the new architecture of J2EE web environment and managed both web servers for on-line Map GIS search-able locations in conjunction with oracle database server. Created new database tables, persistent data query and deployment in release to support web services, data queries and multiple metrics views with dynamical data updates.
• Led new architecture design of server image storage library and interactive web tools applied GWT, GWT ext, and RCP. Successfully delivered new designed Library Tool and Web Inter-Reactive Tools to effectively handle all necessary operations including searching, retrieving, editing, saving, deleting and adding of new records, effectively and accurately get search result both in texts and images.
• Led and created new algorithm development for Auto Address Calculation based on data miner report and ground truth records in address ranges. Collected and handled more than 18 use cases and scenarios in production with high pass rates. Documented “Auto Address Technical Documentation”.
• Led varieties of mobile tools software development including Java, C#, POI PDA, Python, Perl and MS VBA for large volume of production. Configured and managed 4-5 software projects in Confidential Source Management server using GIT, Subversion for team access. Created Clearcase VOB, main and integrated view, branch for multiple releases. Mitigate the critical and major issues through daily JIRA agile process.
• Created comprehensive internationalization from J2EE server, generated the automatic mechanism to export customer data from database in more than 20 international languages.
• Designed and implemented the new XML parser using the approach of XQuery, Xpath, and contents SOAP/REST web service and GIS API. Enhanced route and POI Map application in global web map analysts.

Confidential, Barrington, IL

Senior Software Engineer

Responsibilities:

• Specialized Confidential PACS global medical image product in client-server of Windows, Sun Solaris, and Linux environment and offshore leveraging existing infrastructure of Core Java/J2EE, JBOSS, Axis2,JMS, C++, XML and SQL from Sybase database by using Health-care IT standard process, Agile and Scrum methodologies.
• Interfaced with global radiologists, cardiologists and internal cross function teams, delivered high-level design documentation in DOORS and My Workshop, Flex, UML architecture, workflow and code implementation of Java package for image processing, archiving/retrieving and access of patient clinic documentation.
• Developed the new architecture and methodology to communicate Java UI with internal objects through info bus. Achieved synchronization of multiple tasks in different scenarios using Model-View-Controller design pattern. Executed and updated dynamic status. Performed SQL and JDBC programming in Java multi-threading environment. . Provided authentication and access control in middle tier web service using Soap and Axis2 and set maximum connection in database source to prevent server crashes.
• Enhanced the algorithm to achieve doubled image buffer using Java and C++ Windows32 API, automatically detected and allocated image buffer and JVM heap size.
• Modified Java application launcher C++ exe, and varieties of DLL files by using TCP/IP, Socket, and JMS to access different application. Exchanged messages between applications, generated deadlock thread dump.
• Led innovation projects of State Information Auto Report (SIAR), created components, captured dynamical states according to event changes from Java UI in the life cycle for all major subsystems, monitoring the dynamical JVM performance and garbage collection, created SIAR through Java, XSTL, XQuery and XML in the event of system crashes for diagnosis and recovery.
• Enhanced Java CORBA API for access of distributed systems, message communication, data query, image resources, workflow and approval of report. Administrated extended application server, configured users, licenses and networking environment in server to mimic the sites. Resolved the critical issue for distributed system through communication messages.
• Overseen the hazard and risk tasks, enhanced the Java algorithm for transmission of historical in CORBA, resolved critical issue of screen freeze during the 3D launching from10 S. to 1.5 S. in the new release.
• Participated configuration management of data center, developed Perl scripts and Install Shield for Java build process and deployment for all necessary documentation, created web download deployment package in server and send to QSE prior e-Distribution.
• Led and performed the design and code review for team through full cycle of Agile/Scrum processing, and ClearCase source management tools. Diagnosed and resolved complex and critical issues from build, deployment, system integration including JUnit and automatic performance testing, release management, mining and manipulation from Sybase database, customer support and resolution for Confidential audit issues.

Confidential, Chicago, IL

Senior Software Engineer

Responsibilities:

• Specialized in Non-Invasive Vessel Analysis with 3D image in Core Java multi-threading, C++, Oracle and XML.
• Led and enhanced the algorithm for statistics studies of volumetric blood flow rate in patients using Model-View-Controller design pattern.
• Configured Confidential TCP/IP and FTP transfer through web and networking by using Java, XML, XSLT, and HTML.
• Administrated Microsoft Visual Source Safe (VSS) for team code merge, build process, integration test and media distribution, optimized system CPU and memory performance in 3D flow. Led the system integration test prior to major release. Worked out of issue solutions from the sites and hospitals.

Confidential, Rockford, IL

Senior Project/Software Engineer

Responsibilities:

• Created the software design, generated and improved software control strategy, and algorithm. Implement the source code in C/C++, in Linux for embedded engine and diagnosis control system.
• Developed Graphics User Interface to fully access EFI (Electronics Fuel Injector) ECM (engine controller module) by supplying variables/parameters, engine tuning tables, program ID, and real time diagnosis for all engines.

Confidential, Oak Brook, IL

Consultant

Responsibilities:

• Engaged SDLC Web-Enabled Intelligent Diagnosis of Locomotives in GM Electro-Motive by using all aspects of Core Java, components such as multi-threading, Java Swing, AWT, XML data modeling, JavaScript and JDBC database connectivity to SQL server.
• Administrated the electronic documentation of locomotives including XDF files exported from AutoCAD, PDF, images, diagnosis models, and HTML files through Core JAVA API, Model-View-Controller design pattern and various new created DLL files for security access, dynamic encryption/decryption, archiving and retrieving, display and update during the session. Controlled source code by using Microsoft Source-safe (VSS) including the web-enable configuration.
• Configured and implemented mechanism to synchronize one selected record in the meta-table with display of relevant records in another tab and/or indication of different colors using High Grid views. Monitoring the dynamical JVM performance and garbage collection, resolved the performance issues by using Java NIO API library and manipulation of IO operations.
• Engaged Java SAX API, XML DOM, XML parser to parse raw archive text file from the library or communication link, storage, retrieve the dynamical metal table, transfer data in the diagnosis processing by using XML, XSTL, and SQL auto query through database server.
• Developed the communication protocols for remote monitoring of health of engine, governor, fuel injection, generator, AC/DC motors, dynamical break, and other sub-systems of locomotives under Unix C/C++ environment.
• Completed SDLC using Intel 80320 embedded C/C++ for HDSL Fiber Network communication in client of Westell Technologies.