SUMMARY:

• 11+ years of IT experience in developing enterprise application using Java/J2EE and other related technologies
• Strong knowledge in Object Orientation concepts and other core Java concepts like generics, multi - threading, exception-handling, etc.
• Strong technical and development experience in Java/J2EE technologies like Spring/Struts, Hibernate, Web Services, JMS and other J2EE technologies
• Extensively used jQuery and Angular JS JavaScript frameworks
• Experience in developing Ant scripts for building and deploying applications. Used Junit for unit testing and good understanding of Test-Driven development (TDD)
• Used and Enhanced Jenkins code builds for CI (Continuous Integration)
• Good functional expertise in Financial & Banking and working experience in Retail domains
• Familiar with PL/SQL and created queries/statements, objects and Stored Procedures for server-side persistence logic
• Used Mule and TIBCO ESB features to integrate systems or to expose common application Web or JMS services
• Experience in implementing Design Patterns such as Model-View-Controller (MVC), Front-controller, Singleton, Factory, Data-Access-Object (DAO), etc.
• Good understanding and following Agile, SDLC and other popular industry approaches or Waterfall depending on size of project
• Poses good analytical and verbal and written communication skills. Good team player and can work in team to finish any kind of tasks

TECHNICAL SKILLS:

Programming Languages: Java/J2EE, SQL/PL SQL

Java Technologies: JSP, Web Services (REST & SOAP), JMS, JPA, JUnit, Ant

Frameworks: Spring, JSF, Hibernate, Struts

Scripting Languages: jQuery, Angular JS, Node.js, JSON, HTML, CSS, Ajax

IDE's: Eclipse, Flex Builder

Application/Web Servers: Apache Tomcat

Databases: SQL Server, Oracle, MySQL

Tools: TIBCO/EMS, MQ

RIA Technologies: Adobe Flex, Cairngorm, Blaze DS, LCDS

PROFESSIONAL EXPERIENCE:

Confidential, Austin, TX

• Performed all the development and build activities
• Developed using - Java/J2EE, Spring, Hibernate, jQuery, AngularJS, HTML, CSS and other J2EE technologies
• Integrated using - Web Services (REST & SOAP) and MQ Messaging
• Unit tested and Debug using - Junit and Firebug
• Created SQL scripts for Database operations and tested using SQL Server Management Studio
• Performed code reviews for peer developers
• Used Perforce as a code repository
• Fix defects and update the status in both Bugzilla and Mingle
• Used and Enhanced Jenkins builds for continuous code integration
• Created and Integrated various MQ messages to communicate with TSYS which manages credit card activities
• Interacted with third parties/processors like TSYS/MasterCard/VISA/FDR to retrieve the real-time card transactions data on a daily basis in different formats like DEF/CDF/VCF
• Participate in Agile scrum daily status meetings, weekly Iteration planning meetings, Acceptance criteria and Story estimates meetings
• Work closely with Business team to meet functional requirements during development

Sr. Java Developer

Confidential,Austin, TX

• Merge the existing PIN Check, Mobile Alerts and Global Account Requests applications code to common platform called GCA (Global Card Access)
• Developed code to extend the card holder and bank user functionalities like register corporate/individual cards, setup user security questions, enroll for Mobile Alerts, access Reports and other card holder functionalities
• Developed code to load the access rules and display UI navigation based on the user role, card BIN (Bank Identification Number) and region
• Developed hibernate mapping and DAO components to access account info tables
• Implemented code to access the Cad Vault (secure repository of card numbers) based on the card ID
• Created Database indexes to improve the performance

Sr. Java Developer

Confidential, Austin, TX

• Developed MasterCard Log Processor and Log Reader to integrate the Level 3 enhanced data from VISA for multiple record types like travel/airline/hotel and save it into the Works database so that user can see more and more data in the UI
• Developed UI screens to reprocess the VISA / Mastercard VCF/CDF xml files
• Developed POC using JAXB to marshal/unmarshall the VISA / Mastercard VCF/CDF xml files
• Developed test cases and performed unit testing using Junit

Sr. Java Developer

Confidential, Austin, TX

• Developed UI Alerts screens using Angular JS and jQuery
• Developed Alerts webservices API to load the alerts user preferences from TSYS and save the settings
• Created MQ messages to get the card data from TSYS and check the status to make sure it is not invalid like Lost/Stolen, Fraud or other status.
• Used TSYS green screen to access the Card real time data

Sr. Java Developer

Confidential, Austin, TX

• Developed a generic service for all the Confidential clients to integrate with Visa DPS services
• Developed SOAP based Web service to act as a proxy in between client and Visa DPS services
• Implemented generic servlet which preprocess the client request and add x509 certificate finally postprocess the response before sends it to client.
• Developed Prepaid reporting screens using Java, Spring, Hibernate, jQuery
• Unit tested the Visa web service calls using SOAP UI

Sr. Java Developer

Confidential, Austin, TX

• Developed backend code using Java, Spring and Hibernate.
• Wrote SQL scripts to create new database and schemas.
• Used ACI Parsers to parse the xml file from the client and save the data into the database.
• Creates Jasper Reports for card activities