PROFESSIONAL SUMMARY:

18 years of IT career as application solution architect and lead developer/software engineer with extensive experience in enterprise application architecture, development and system integration. Extensive experience in diverse enterprise IT system integration, application architecture in enterprise IT ecosystems, application SDLC process, critical issue solution, technical specification and IT system/application design, supporting business domain system visioning and business process analysis, application build and maintenance.

TECHNICAL SKILLS:

Platforms: LINUX, UNIX (HP - UX, AIX, Solaris, SunOS, Confidential & Confidential ), Windows Server, iOS (knowledge), IBM Mainframe (z/OS), distributed computing networks.

Programming languages and IDEs: Java in Eclipse, C# in Visual Studio, UNIX shell scripts, C/C++ (UNIX or Windows), IBM mainframe JCL/ISPF on TSO, SQL (various RDBMS), Swift in Xcode.

Build and code management tools: Maven, ANT, Subversion, MS Team Foundation Server (for Agile SDLC).

Databases: Oracle 12c, SQL Server 2013, DB2 UDB, enterprise data warehouse (Teradata), NoSQL DB (Couchbase), Informix, MS Access. DB SQL client tools Oracle SQL Developer, Hyperion for Taradata SQL, TSO for DB2 on z/OS.

Web technologies and open source framework: JDK 7+, J2EE (JSP, Servlet, EJB 3.0, JMS, JCA, JAX-RS, JAX-WS, JAXP), working knowledge of .NET framework, Struts, Spring (MVC), JavaScript, JSTL, working knowledge of JQuery and AngularJS, HTML, CSS, XML.

JEE servers: BEA/Oracle Weblogic (7-10.x) on Linux/Windows, JBoss on UNIX/Linux/Windows, Apache Tomcat on Linux/Windows, some working knowledge of IBM WebSphere WAS (on AIX).

PROFESSIONAL EXPERIENCE:

Confidential, Chicago, IL

Senior IT Architect

Responsibilities:

• Modernization replacement of flight attendants mobile iOS Apps (onboard sales and customer compensation) using new IBM mobile access platform and Couchbase NoSQL database. Integration architecture design.
• Next Gen Flight Attendants mobile devices (26,000+ iPhones) onboard sales App: architecture SME for POS application integration with web - services, design of web-services and Confidential data compliance implementation.
• (Minor role) New functions of kitchen management systems and new United Clubs lounge entry system. Supporting/mentoring role to advise the development team as needed on integration technologies, authentication and data encryption, design best practice consideration.
• Post airline merger system and data consolidation for Food Services systems. Various vendor and in-house systems. Designed various interfaces (messaging via IBM MQ and TIBCO EMS, TIBCO BW processes, SFTP file deliveries, web-services, batch file processing programs as Java programs/mainframe jobs/Windows services) and helped development team to implement. Implemented and maintained some Java program/mainframe batch file job programs. Coded, upgraded and migrated TIBCO BW process applications. Maintained domain architecture archive.
• Vendor SaaS (Sabre AirVision In-Flight) catering system migration/harmonization - migrated the both airlines (former United and Continental) catering data into one catering system. Identified, designed and specified related data feed system changes. Technical lead for a massive, smooth cutover for catering operation of all 4000+ daily flights.
• Harmonization of on-board food retail using customized vendor POS hand-held devices - architected system changes and lead implementation on United side. Designed new data feed interfaces with vendor back-office system and implemented credit card (CC) transaction data flow process changes with internal IT teams.
• Merger PSS (Passenger Service System) migration, March 2012 - technical lead for food service systems interfaces (TIBCO BW, IBM MQ, vendor system, airline SOR systems exposing web-service/IMS connector/distributed Oracle DBs interfaces) of last chase of testing and fixing, and migrating cutover to new PSS system.

TECHNOLOGIES:

Platforms: .NET, J2EE, mainframe (IBM z/OS), Linux/Unix, Windows server, iOS (basic architectural knowledge).

DB: Oracle 12c and Oracle SQL Developer tool, SQL Server, Teradata data warehouse, Couchbase.

SOA: vendor SaaS, web-services (RESTfule, SOAP, JSON, XML).

Middleware: J2EE server (WebLogic server 12, JBoss), TIBCO BW programming, IBM MQ 7.0 and MQ Explorer tool, TIBCO EMS and Gems 4.0 tool, TIBCO ActiveMatrix BusinessWorks integration platform, Networking and access security knowledge (SSH certificate, firewall, security zones, authentication directory, API access, encryption key management system).

Info-Security standard: OAuth 2.0, Confidential DSS 3.0, SSH and SFTP. Data cryptography knowledge.

Development environment: Eclipse (Luna/Neon), Visual Studio 2012, TIBCO Designer 5.8, basics knowledge of Swift/Xcode. Microsoft TFS (Team Foundation Server) used for Agile methodology, Subversion. Tools such as SoapUI, Putty.

Solution Architect/ Sr . Programm er Analyst

Confidential

Responsibilities:

• Design and full life cycle development of aircraft maintenance materials distribution systems and component tracking application (Java J2EE web applications with middleware gateways to mainframe, DB2 database).

TECHNOLOGIES USED:

J2EE servers: Oracle WebLogic (ver. 7 - 11), JBoss EAS, Apache Tomcat.

IDE and open sources: Apache struts, Spring framework (MVC), JSTL, Eclipse (Helios), Maven, ANT, CVS, Subversion.

SOA: web-services (SOAP, JAX-WS)

Platforms and middleware appliance: UNIX/Linux, mainframe (Unisys, IBM z/OS), Middleware IBM DataPower.

DB: IBM DB2, SQL Server

J2EE: EJB 3.0, JDBC, JCA, JAX-WS, Servlet, JSP, JMS.

Confidential, Cincinnati, OH

Consultant Developer & Support Engineer

Responsibilities:

• Implementation of provisioning system of Confidential & Confidential ’s EDGE network switches.

Confidential, Lisle/Oak Brook, IL

Technical Consultant

Responsibilities:

• Lead developer, system analyst, software engineer, and system tester on various client projects.
• Switch system programming in C/C++ on Solaris/Unix, provisioning of switch network, development of telecommunication provisioning applications in Windows environment.