SUMMARY

• Professional Software Developer around 7.4 years of focused experience of Product based and enterprise applications with provisioning of groundbreaking and customized solutions to meet capricious industry requirements.
• Participated in entire Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Development, Testing, Implementation, Documentation and Support of software applications.
• Worked on Core Java Multi - Threading, Concurrency Environment and Collections Framework.
• Worked on Java memory management and Garbage collection issues in Customers environment.
• Having good understanding and experience on data structures like Stacks, Queues, Linked List, Trees etc. and different search and sorting algorithms.
• Developed web applications based on different Design Patterns such as Model-View-Controller (MVC), Data Access Object (DAO), Singleton Pattern, Factory, Business Delegate, Transfer Objects.
• Experienced in creative and effective front-end development using HTML, JavaScript, JQuery, and CSS.
• Experience in developing Spring-Boot applications and Web services using RESTful in Jersey, usage of JSON and XML for faster and impulsive responses.
• Experienced in developing Messaging Queue using Kafka publish-subscribe system and good in understanding Kafka Configuration and brokers.
• Expert level skills to parse and update XML data using Java libraries like DOM and JAXB.
• Experienced in programming with Spring Core, DI, AOP, MVC, JMS, Spring-boot and Hibernate Framework.
• Had an experience with JMeter to analyze and fix performance related issues.
• Have excellent Relational Database understanding writing SQL queries, PL/SQL and experience with Oracle 10g/11i, SQL Server 2005 and MySQL 5.0/5.5.
• Worked on test driven software development where Junit, TestNG testing was employed.
• Experienced in using Version Control Tools like SVN and build tools Maven and ANT.
• Have extensive experience in building and deploying applications on Web/Application Servers like Tomcat, JBoss, WebLogic, IBM WebSphere and Glassfish.
• Hands on experience in writing automation script using Python language.
• Comfortable in Windows, UNIX, Linux and MAC OS environments.
• Have hands on experience on VMWare vCenter Virtualization, Data Centers, Virtual Networking, vCenter plugin adding and vmware vSphere SDK to manage application servers.
• Have good experience on Networking Switching and Routing, Configuration Management, SNMP, FTP, TFTP, TCP/IP, Telnet, SSH, Software Image Management and Upgrade, RADIUS, TACACS.
• Extensive experience in NMS (Network Management System) components like Inventory, Configuration, Image Management, IP Subnet Discovery & Syslog. Cisco Device Instrumentation and collecting/deployment of various information through Inventory and Configuration Deployment.
• Conceptual exposure and good understanding on Big Data &Hadoop framework, MapReduce, machine learning and analytics.
• Have good experience and understanding in working Agile Methodology activities.
• Strong problem solving skills, good communication, interpersonal skills and a good team player.

TECHNICAL SKILLS

Software: Microsoft Office 2007,10, MS Project, Postman, VMware software

Languages: Java, Python, C, C++, JavaScript

Operating Systems: Windows XP, Windows7, Mac OS, Unix

Tech/Frameworks: J2EE (Servlets, JSP), Multi-Threading, Concurrency, JDBC, Hibernate 3.0, Spring 3.0, DOJO, AJAX, JSON, HTML/HTML5, CSS/CSS3, XML, DOM, vSphere SDK, XSLT, Web Service (JAX-RS), Restful, Design Patterns, JAXB.

Web/App. Server and IDE’S: Apache Tomcat, WebLogic, Web- Sphere 5.0, 6.1, IDE’s (NetBeans, Eclipse)

Source code Control: SVN, GIT

Build/Deploy: Ant, Maven, Jenkins

Methodologies: Systems Development Life Cycle (SDLC), Waterfall, Agile(scrum)

Database: Oracle 8i/9i/10g/11g, MySQL, MS Access

PROFESSIONAL EXPERIENCE

Programmer Analyst

Confidential, Bentonville, AR

Responsibilities:

• Understand the business requirements and user stories, give a design and development plan to the team.
• Developed the application to publish the messages on distributed messaging Queue system like Kafka.
• Created cluster on Oneops tool to create Kafka brokers as nodes and used effectively in development environment.
• Used Agile (Scrum) development methodology during designs, implementation, testing, and maintenance.
• Developed a standalone application using Spring-boot framework and installed on tomcat server.
• Worked on migration of Databses from Cassandra to DB2.
• Bug fixing, conducted Unit, Integration and stress test.
• Analyzed issues, identified enhancement requests, planned and coordinated scheduled delivery with minimal turnaround time.
• Conduct code-reviews in the team to provide quality code production environment.
• Written Junit test cases to test the modules.

Environment: Java1.7, J2EE, Spring, Spring-boot, Apache Tomcat, JUnit, Maven, JSON, OneOps, Windows 7, Linux, DB2, Camel and Apache Kafka.

Software Developer

Confidential, San Jose, CA

Responsibilities:

• Used Agile (Scrum) development methodology during designs, implementation, testing, and maintenance.
• Developed a REST based File Upload Framework, by directly download the file from Cisco.com and download it to application server dynamically.
• Worked on multithreaded environment to run parallel jobs using Executor framework.
• Worked on VMWare vCenter Virtualization to manage application servers of team.
• Worked on Selenium to write automation scripts to test the application and implemented UI test cases using Selenium.
• Learned java vSphere SDK package to communicate between VmWare vCenter and application server.
• Implemented sorting algorithms to search and sort list of files based on different criteria.
• Developed and consumed RESTFUL Web Services to get the response from AJAX based calls from front-end.
• Analyzed issues, identified enhancement requests, planned and coordinated scheduled delivery with minimal turnaround time.
• Bug fixing, conducted Unit, Integration and stress test.
• Written deployment scripts to deploy application at client site.
• Involving required resources for issue resolution when needed

Environment: Java1.7, J2EE, Spring, JSP, Apache Tomcat, JAXB marshalling and un-marshalling, JUnit, Maven, CSS, JSON, JavaScript, Dojo, HTML, Windows XP and Oracle10g.

Automation Engineer

Confidential, Milpitas, CA

Responsibilities:

• Communicate with Project Teams and Customers about design features and delivery schedules
• Used SVN as version control tool and used Eclipse as IDE.
• Implemented a feature to validate xml files from different sources to check and match the data from different data using JAXB and other xml parsers.
• Implemented automation test cases using JUNIT, TESTNG by using selenium framework using WebDriver and Cucumber objects.
• Analyzed issues, identified enhancement requests, planned and coordinated scheduled delivery with minimal turnaround time.
• Worked on Data Analytics using Hadoop system.
• Detailed Design of the modules Profiles and Packages.
• Designed and implemented scripts for migration of database.
• Implementation/Coding of the modules.
• Responsible for deploying and maintaining the DEV, QA and UAT environment.

Environment: Java 1.6, JDBC, XML, Web Services, WebSphere, Eclipse, Groovy, JSON, Windows XP, Linux, Maven, Agile Methodologies.

Java Developer

Confidential, San Jose, CA

Responsibilities:

• Participated in project discussions and helped in defining the requirements.
• Adopted agile methods for development and delivery of the solution.
• Responsible for development, Support activities.
• Have experience in leading a small team of 3 to 4 members and acted as Scrum Master.
• Used spring framework for building the application based on MVC design paradigm.
• Used Spring AOP to implement security, where cross cutting concerns were identified.
• Developed Job Management feature, which is based on Java Multi-Threading features - Synchronization and Thread Pool, Executor Service concepts.
• Used different Data structures like Linked List, Priority Queue to store and retrieve the data.
• Worked on front-end technologies like HTML, Java script, JQery and CSS style sheets.
• Worked on Java Concurrency and Collections Framework.
• Worked on Java Memory Management and Garbage collection issues.
• Developed JMS messages, JSPs as part of the UI layer and JavaBeans as data carriers.
• Worked on Networking Switching and routing protocols, and different Protocols Configurations, DHCP, DNS, Telnet, SSH, FTP, TFTP, TCP/IP, UDP, SNMP and CDP.
• Conducted technical document code reviews of the deliverables to ensure quality of outputs.
• Worked on application performance areas and many bugs fixed by analyzing the Heap dump using JMeter and other tools.
• Bug fixing, conducted Unit, Integration and stress test.

Environment: Java1.5, J2EE, Spring, Hibernate, JSP, Apache Tomcat, JAXB, JUnit, Maven, CSS, JSON, JavaScript, Dojo, HTML, Windows XP and Oracle10g.

Member Technical Staff

Confidential, San Jose, CA

Responsibilities:

• Involved in gathering requirements and built technical specifications from the requirements.
• Developed utility API’s in java to implement the functionality in application.
• Developed RESTFUL Web Services to get the response from AJAX based calls from front-end.
• Developed Business logic with the help of spring and Data Access implemented using JDBC.
• Developed SQL queries and executed them by using JDBC Template provided by spring.
• Worked with different Cisco Networking Switching and routing protocols, NMS, Configuration archive, FCAPS.
• Implemented OR Mapping with the tables in the Oracle database for one-to-one relation and many-to-one relation with the tables.
• Worked on Java Concurrent Collection objects in synchronized environment.
• Implemented automation test cases using JUNIT, TESTNG for automation framework using selenium WebDriver and Cucumber objects.
• Troubleshooting the issue by analyzing the logs.
• Fixing the issue by isolating the root cause

Environment: Java, J2EE, Eclipse, Oracle 11g, Maven, LOG4J, Eclipse, Web Logic Server, Scrum, Agile.

Java J2EE Developer

Confidential

Responsibilities:

• Involved in debugging the product using Eclipse.
• Prepared statements are used for communication with Oracle database
• Extensively used Core Spring Framework for Dependency Injections of components.
• Developed Servlets and Worked extensively on SQL.
• Performed Java web application development using J2EE
• Expertise in employing Water Fall Model and best practices for software development
• Created new set of interfaces and classes (DAO pattern) to fetch data from database tables
• Involved in creating unit testing of various layers using Junit and created automated test scripts for integration testing using Selenium.
• Involved in debugging the product using Eclipse and JIRA Bug Tracking.
• Designing process documents and job flow diagrams using Rational Rose/MS Visio
• Created Support plan and transitioning newly developed modules to Support team.

Environment: Java 1.5/J2EE, MVC design pattern, XML/XSLT, SVN, Oracle 10 g, Web logic, Apache Tomcat, Eclipse, Windows, Unix, Linux.