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Java /j2ee Developer Resume

Phoenix, AZ

PROFESSIONAL SUMMARY:

  • Over 7+ years of experience in Information Technology industry involving analysis, design, implementation, integration, administration, and testing of various systems.
  • Experience in developing applications using Core Java, J2EE, JSP, Servlets, Java Beans, Hibernate, Web Services(SOAP and Rest.), JAX - RS, JAX-WS, JDBC, XML, HTML, XHTML, CSS, JavaScript, Angular.js, XSLT, JSON, Ajax and JQuery, Maven.
  • Adept in design, development and deployment MVC architecture using J2EE open source control frameworks such as Struts, Spring, JSF, Hibernate3.0.
  • Well versed with RDBMS like Oracle, SQL Server, DB2, MySQL and NoSQL Database like Cassandra and MongoDB.
  • Hands on expertise on delivering of applications through ci/cd pipeline using chef cookbooks.
  • Experience in AWS cloud administration provisioning and managed services like: EC2, S3, Glacier, ELB (Load Balancers), VPC, AMI, SNS, SWF, RDS, IAM, ROUTE 53, Auto Scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OpsWork and Security Groups.
  • Experience in building automated CI and Cd pipeline with AWS CodePipeline, Jenkins and AWS CodeDeploy.
  • Hands on experience in stored procedures, triggers, packages and functions using PL/SQL, Informatica, Unix, Shell scripting.
  • Proven knowledge in Service Oriented Architecture (SOA), Data-warehousing concepts(normalization, de-normalization), Software development methodologies like SDLC, Agile.
  • Quick learner, good team player, self-motivating, strong ability to work under high stressed environments and highly enthusiastic to work with new technologies. Strong communication, organizational and interpersonal competencies along with detail-oriented and problem solving skills in the technology area.

TECHNICAL SKILLS:

Languages: Java, SQL, PL/SQL, Java Enterprise Edition, Unix Shell Script.

Web Technologies: Servlets, JSP, Struts, Spring (IOC and AOP), Hibernate, Session Beans, JavaScript, AJAX, Angular.js, Java Mail, HTML, CSS,XSD, XML.

Web Services: SOAP, REST,WSDL, JAXB, JAX-RS, JAX-WS, Apache Axis

Application Servers: Apache Tomcat, Web Sphere, WebLogic, Jboss.

Database: Oracle 10g/11g, MySQL, SQL Server 2005/2008, Cassandra, MongoDB.

Middleware: JMS (Java Messaging Service),Rabbit MQ.

Frame Work: Hibernate, Spring, Struts, JSF

Version Control: CVS, SVN,GIT.

Design Patterns: MVC, Front Controller, Service Locator, Business Delegate, Transfer Object, Singleton, Factory Pattern, DAO Pattern

PROFESSIONAL EXPERIENCE:

Confidential, Phoenix, AZ

Java /J2EE Developer

Responsibilities:

  • Used the J2EE components like JSP’s, servlets and implemented Spring 3.2 framework for MVC architecture.
  • Developed GUI using Front end technologies like Angular.js, AJAX, HTML, CSS and Client-Side validations were done using JavaScript.
  • Used the Tiles Framework in the presentation layer to simplify the complexities of the application.
  • Developed business logic using Spring Frame work and Involved in design of UML class and sequence diagrams using Rational Rose.
  • Used Spring 3.2 Managed beans to use windows session state framework to persist session to the database.
  • Used Db2V9.0 Database and wrote functions and stored procedures to implement the business logic.
  • Used Soap based web service for an user to redirect to PaLogin Application.
  • Use Rest web services to verify the information when activating the profile.
  • Developed State full and Stateless Entity beans to Provide the back end Business Logic and Deployed in the Jboss Application Server.
  • Involved in the Database design, creation, Querying.
  • Conducted user acceptance testing to ensure that developed systems satisfied the needs of business clients as specified in the functional requirements.
  • Ensure code coverage by writing Unit test cases using Mockito and Power mock framework
  • Involved in Creating infrastructure for GREG project for all levels of environment including production Environment.
  • Implemented search filters using Elastic Search.
  • Implemented Chef script for the whole automation of the application process.
  • Designed, configured and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the AWS stack (Including EC2, VPC, Glacier, Route53, S3, RDS, Cloud Watch, Cloud Trial, WAF, SNS and IAM), focusing on high-availability, fault tolerance, and auto-scaling.
  • Involved in configuring the flat files from aws s3 bucket and extracting data from flat files.
  • Setup a background process in the server application, to handle updates on the Elastic Search documents resulting in search query performance improvement when working with Amex Bot.
  • Amex Bot application was built by utilizing Spring boot on the top.
  • Used Node js for establishing a dashboard for visualizing entire delivery of the applications in the pipeline, by consuming apis which are being exposed.
  • Captured and tested all modifications to proposed functional requirements.
  • Involved in implementing Ci/Cd pipeline for the whole application.
  • Implemented AWS High-Availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones.
  • Involved in code migration form IAAS to PAAS Environment, resolved configuration issues while migrating legacy applications.
  • Setting environment for Paas and Splunk for monitoring the logs.
  • Used Git for source repository.

Environment: Java 1.7, J2EE, JSP, Spring 3.2.4, HTML, JavaScript, AngularJS, Hibernate,Aws Rds,Aws cloud front,chef,AWS Route 53,XML, XSD, Jboss Eap 6.1.2, Eclipse, Maven 3.1.1, Soap Services, Rest services, ePass, Junit, Design, Oracle 11g, Data Power, Junit,Mockito,Powermock,Elastic Search.

Confidential, New Orleans LA

Java/J2EE Developer

Responsibilities:

  • Involved in daily scrum meetings in order to report ongoing work progress.
  • Wrote a utility service by which live data can be replicated from one environment to another.
  • Implemented a Restful Web Api to do spatial queries against Json data in ElasticSearch Server and similar others restful apis that wrap functionality.
  • Used Aws services to deploy our applications.
  • Used Predix as Platform as a Service.
  • Used YML files to configure the Environment.
  • Used Rest Template for consuming Restful Web Services.
  • Interacted with backend database using Cassandra.
  • Used Oauth as an authentication for the application and prepared utility class which can be used for other applications.
  • Implemented the DTO factory pattern and Developed the Domain Classes that can be used in the DTO Factory which can be reused across the Layers of the Application.
  • Involved actively in extracting data from Aws S3 bucket to our own Cloud predix and involved in transferring the data form one environment to another.
  • Used Polymer.Js for developing components in front end applications.
  • Used Rabbit MQ for message Queuing.
  • Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources within the Amazon RDS DB cluster.
  • Worked on Spring Controller Classes to stream the data from one environment to another environment .
  • Developed the application using Spring boot and wrote application in MVC Design Pattern.
  • Implemented Jira Ticketing System to raise the Problem Tickets .
  • Worked on Solving the Critical Production Issues while Maintaining the Application

Environment: Java, Spring Boot, Predix Time series, Hibernate, PostGreSql,Elastic Search,Cassandra, Redis,Asset Series,Oauth,Aws .

Confidential, Charlotte, NC

Java /J2EE Developer

Responsibilities:

  • Responsible for gathering and analysis of business requirements.
  • Involved in all SDLC (Software Development Life Cycle) Phases of the project.
  • Developed the application using JSP, Spring MVC for front end, Spring 3.2 framework to manage business layer components and JDBC for performing database transactions.
  • Used various built-in controllers of spring MVC.
  • Used spring web-flow to navigate between pages.
  • Involved in user interface design and development using JSP, HTML, CSS, Angular.js and JavaScript.
  • Designed and developed JSPs, Servlets based on user requirements.
  • Responsible for implementing Hibernate mapping files.
  • Exposed Business service layer as REST Web Services.
  • Invoked External web services using Spring Web Services.
  • Wrote Maven build scripts to compile Java classes and create jar, performed unit testing and package them into ear files.
  • Developed Oracle Stored Procedures and Functions using SQL Developer.
  • Used Hudson and Sonar for Application Continuous Integration.
  • Used GIT as repository for source code maintenance.
  • Implemented action classes, XML, VXML, XSLT and java server pages (JSP) as web server and browser components.
  • Developed SOA, software apps and web service solutions using Oracle OSB 11g.
  • Interacted with clients directly on project status and requirements.

Environment: Java, J2EE,JSP, Spring MVC, Spring WebFlows, JavaScript, Angular.js, JQuery, Hibernate, Spring, Webservices, Oracle 10G, XML, XSD,WebLogic9, Eclipse, Maven, GIT, Hudson, Rest, SQL Developer.

Confidential, Freeport, NY

Java /J2EE Developer

Responsibilities:

  • Involved in Analysis, design and coding of business modules and functionalities.
  • Analyzed project requirements and provided required technical assistance to team members.
  • Worked on creation of session beans, Message Driven Beans.
  • Worked on creation of various modules using Spring Framework, JSP.
  • Implemented Spring 3.0 and Hibernate to build the Service and the DAO’s.
  • Worked on EDI 850 (Purchase Order) and EDI 855 (Purchase Order Acknowledgement).
  • Implemented load balancing and clustering functionalities.
  • Worked on enhancements of existing modules.
  • Developed the presentation layer using JSP, JSF, Tag libraries, HTML, CSS and client validations using JavaScript.
  • Worked on normalization of requirements for the reports. Developed reports using Crystal Reports.
  • Wrote Complex queries, stored procedures and worked on performance tuning of SQL queries.
  • Developed functionalities to create Data Transfer Objects (DTO), and Data Access Objects (DAO).
  • Configured and Deployed application on Web Logic application server.
  • Assisted other team members to resolve complex problems.
  • Wrote SQL queries for efficiently retrieving data from the database.
  • Component driven UI design model JSP for designing UI screens Documented detailed design and code at various stages of development.
  • Actively involved in the integration of various modules and code reviews. Worked with project architect and lead designer to provide various solutions in developing functionalities.
  • Used Hibernate mapping for connecting to the database.
  • Mapped required java classes to database using Hibernate.
  • Used SVN for source code versioning.

Environment: JSP, Spring, SOAP,WSDL web services, JMS, EJB,JSTL, JavaScript, CSS, AJAX, XML, HTML, Web-Logic, DB2, Eclipse, Log4J, AXIS, ANT, Rational Rose, SVN

Confidential

Java Developer

Responsibilities:

  • Participated in Team Meetings & SCRUM. Followed Agile Development methodology as daily process.
  • Analyzed the system, worked with the Business Analyst team for gathering the requirements of the system.
  • Designed the Web application implementing the Model View Controller pattern to make it extensible and flexible.
  • Implemented the User Login logic using Spring MVC framework encouraging application architectures based on the Model View Controller design paradigm.
  • Used spring framework configuration files to manage objects and to achieve dependency injection, IOC and transaction management.
  • Was involved in development of the presentation and middle -tier components that provide the new security features.
  • Used JMS API for communication between the components.
  • Involved in the design and development of the Data Access layer using Spring JDBC classes, responsible for inserting data in database.
  • Developed prototype based JavaScript to provide client side validations and provided an interactive front end GUI using AJAX.
  • Developed the SQL map config files and the DAO layer for iBatis implementation.
  • Worked extensively on Core Java.
  • Implemented various XML technologies like DTD schemas, DOM parser, XSL style sheets and XSLT.
  • Conducted bug reporting and tracking procedures: logging new defects using HP Quality Centre and JIRA
  • Involved in the deployment process in development and testing environments
  • Involved in performance profiling using jProbe.

Environment: J2SDK 1.4, J2EE 1.3 (Java, JNDI, Core Java Mail, JSP, Webservices, Spring JDBC, Servlets and JSP), JMS, Java Security, Linux, spring, JSTL, UML, HTML/CSS, JBOSS Application Server, Eclipse, Oracle 10g.

Confidential

Embedded Developer

Responsibilities:

  • Participated in the planning and designing of the overall software flow and design of firmware with other engineers.
  • A computational element that analyzes the measurements made by the sensing element,
  • Developed Embedded C codes for automatic breath sensing, prediction of inhale-exhale time for AVR microcontrollers
  • Responsible for interfacing of keypad, LCD, motor driver and Analog-to-Digital (ADC) module for sensor with AVR microcontroller.
  • Worked on Linux environment and used IAR embedded workbench as an IDE to program.
  • Worked on Posix Threads for handling threading applications

Environment: C,C++,linux,8086microcontroller,Zig-Bee technology,AdcCircuits,8051 microcontroller.

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