SUMMARY

• 9 years of involved involvement as a Full Stack developer in IT industry identifying with Architecture, Analysis, Design, Development, Debugging and Testing in JAVA and J2EE technologies. Quick learner and effortlessly adjusts to new technologies.
• Good experience in developing application using Java and J2EE technologies with Servlets, JSP, SOAP and REST Web services, Micro - Services, Spring Boot, Struts, JDBC, Hibernate, XML, JSON, JS, Ember.js, HTML, CSS, RDBMS, Oracle, IBM WebSphere.
• Extensive work experience in all phase of the Software Development Life Cycle like collecting business specifications, analyzing, designing, developing, and testing.
• Expertise in implementing the MVC Design pattern using Struts, Spring and Hibernate Frameworks with different Java/J2EE patterns.
• Aced the persistent service, Hibernate for object mapping with database. Configured xml files for mapping and hooking it with other frameworks like Spring, Struts.
• Hands-on experiencing building web and enterprise applications in various domains like Travel, Banking/Financial Services and Health.
• Experience in creating build scripts using ANT, Maven and Gradle.
• Experienced in deploying Java Servlets, JSP, using JSTL and custom tags to enhance Java based web solutions on server side and front end.
• Strong experience in working with Core Java concepts like OOPS, Multi-threading, Inheritance, Exception handling, Generics, Collections, Concurrency, Memory Management, Networking etc.
• Experience in creating, consuming and testing a web services using SOAP and REST.
• Experience in using SSO to gain access to connected systems using LDAP.
• Experienced in delivering Robust, Resilient, Agile and Flexible solutions.
• Involved in the implementation of testing using the JUnit Testing Framework.
• Experienced in building and deploying EAR, WAR, JAR files on tst, stg and prod servers.
• Experienced in using Splunk to troubleshoot the app, detect issues, secure the app due to unexpected hits on services or review the performance of the application, etc.
• Experienced in using AppDynamics to analyze, optimize and predict bottlenecks in complex information systems.
• Experience in passing SQL queries, Triggers and Packages using PL/SQL in Oracle and DB2.
• Experienced in working with NoSQL databases like MongoDB to manage large data sets.
• Experience with Cloud Computing Service environment like (AWS) Amazon Web Services (EC2, EKS, Lambda, S3).
• Consumed the data from Kafka for Micro-service development.
• Strong analytical, presentation, collaboration, problem solving and excellent inter-personal skills, ability to work independently, and active team player with proven work ethics, time management and leadership qualities. Also have good communication, organizational, multi-tasking and interpersonal skills.

TECHNICAL SKILLS

Programming Languages: Java 1.6/1.7/1.8, C/C++, C#, SQL, PL/SQL, JavaScript

Frameworks: Spring Boot, Spring, Hibernate, Struts, Ember JS, Angular

Operating Systems: UNIX, Windows, Mac, LINUX

Application Server: WebSphere, Liberty, Tomcat and JBoss.

Web technologies: JSP, Servlets, Java Beans, Web Services (JAX-WS), SOAP, REST, jQuery, XML, HTML, CSS, Ajax.

Data Modeling: UML Class, Entity-Relationship, Use Case Diagrams.

Databases: Oracle, MySQL, MongoDB, MS SQL Server, DB2.

IDE: Eclipse, NetBeans, IntelliJ, MS Visual Studio, Atom, Sublime.

Tools: Toad, SoapUI, Ant, Maven, Gradle, PL/SQL Developer, SQL Developer, Postman, Insomnia, JIRA, Source Tree.

Version Control: SVN, Git

PROFESSIONAL EXPERIENCE

Confidential

Full Stack Developer

Responsibilities:

• Developed the functionalities using Agile Scrum Methodology.
• Extensive experience in various Agile methodologies like Test Driven Development (TDD).
• Used core java concepts like Collections Framework, Exception Handling, Serialisation & De-serialisation and Multithreading.
• Developed Angular-JS components such as controllers, Services, filters, models.
• Enhanced application performance by Angular 6 Component based development in view of future Angular framework transitions.
• Used Java 8 features in developing the code like Stream APIs, Functional Interfaces and Lambda Expressions .
• Responsible for creating and maintaining architecture for Restful APIs using Spring Boot.
• Built microservices with Spring Boot to serve multiple applications across the organization. The data are provided & consumed in JSON.
• Created RFP microservice to provide Restful API utilizing Spring Boot with microservices.
• Used Spring Core annotations for Spring Dependency Injection, Spring MVC, IOC, AOP, Security for Rest API’s and Spring Boot for microservices .
• Used Spring Boot for building application with Spring initializers and bootstrapping the build configuration and developed custom solutions.
• Developed cloud hosted web applications and REST APIs using Spring Boot with embedded Tomcat.
• Created POJO’s and DAO’s for the database entities using Spring JDBC annotation mappings.
• Integrated with Spring Cloud projects to provide distributed tracing and other features.
• Developed advanced PL/SQL packages, procedures, triggers, functions, Indexes and Sequences to implement business logic.
• Wrote SQL, PL/SQL programs required to retrieve data using cursors and exception handling.
• Experienced with container-based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and Kubernetes.
• Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers.
• Responsible for installation & configuration of Jenkins to support various Java builds and Jenkins plugins to automate continuous builds and publishing Docker images.
• Managed Docker orchestration and Docker containerization using Kubernetes.
• Used Kubernetes to orchestrate the deployment, scaling and management of Docker Containers.
• Deployed the application on Amazon Web services (AWS) S3, EK2, Lambda and CloudFront and used it to provide a large computing capacity for scalable solutions.
• Developed the Maven scripts for preparing WAR files used to deploy the components.
• Helped to deploy and resolve issues during deployment and configured Maven, CI/CD, Shell Scripts. Used Jenkins for Continuous Integration (CI).
• Involved in setting up Jenkins Master and multiple slaves for the entire team as a CI tool as part of Continuous development and deployment process.
• Automated Test cases in TDD (Test Driven Development).
• Written the test cases for the functionalities and performed unit testing using JUnit framework.
• Used Apex, lightning and saleforce.com API to validate the APIs responses directly.
• Used log4j to print the logging, debugging, warning and info statements.
• Used JIRA tool for Issue/bug tracking, monitoring of work assignment in the system.
• Experience on implementation of version control software GIT repositories.

Environment: Java 8, J2EE, Spring, Spring Boot, Log 4j, HTML, CSS, JavaScript, Angular 6, AJAX, SQL/PLSQL, Oracle, TOAD, PL/SQL Developer, Docker, Kubernetes, AWS, JBoss Server, Jenkins, Git, Maven, MuleSoft, Salesforce.

Confidential, Santa Clarita, CA

Full Stack Developer

Responsibilities:

• Involved in design, development and enhancements of the projects.
• Played a key role in developing the business layer and data management components of this web-based system over J2EE architecture.
• Used Spring Boot for dependency injection with the help of Spring Configuration files.
• Created annotations-based mapping using Hibernate ORM tool.
• Configured Persistent layer and 1:1/1:M/M:M using Hibernate Framework.
• Used Web Services (JAXRS) to interact with other external interfaces to exchange the data in the form of JSON and by using REST protocol.
• Developed GUI using JSP, HTML, JSTL, Struts, and jQuery, AJAX.
• Involved in design, development of Restful web services and Microservices (APIs).
• Worked on designing Web-Services in which request and responses are JSON documents are transferred over REST protocol.
• Called External vendor applications using Web Services for delivering notifications.
• Developed EJBs for implementing backend functionalities.
• Used Ember.js to create scalable single-page web application.
• Involved in meetings and discussions with Business Architects to understand the system requirements and solution approach.
• Created Gradle scripts to build and deploy the application.
• Developed stored Procedures & complex Queries in Oracle and DB2.
• Performed client-side design and validations using HTML, CSS and Struts Tag Library.
• Developed Micro-Services based architecture to enable the application to be deployed on AWS (S3, CloudFront and lambda).
• Used Splunk to generate reports and alerts for the desired search.
• Used AppD to manage the performance and availability of applications.
• Used Jenkins to automate the software development with continuous integration.
• Used JIRA issue tracking, bug tracking and agile project management.
• Worked closely with cross-functional teams (QA, BA, PM, PO) as a part of SCRUM.

Environment: Java 1.8, J2EE, Spring, Spring Boot, Hibernate, Log 4j, HTML, CSS, JavaScript, Ember JS, AJAX, SQL/PLSQL, Oracle, DB2, TOAD, PL/SQL Developer, IBM WAS, IBM HTTP Server, Liberty Server, Splunk, AppDynamics, Jenkins, Git, Gradle.

Confidential

Sr. Java Developer

Responsibilities:

• Created various modules and components as per business requirement.
• Extensively used MVC architecture and Tomcat for deployment purposes.
• Provided technical support for various key business releases. Coordinated with multiple teams to resolve various items involved as part of big releases.
• As the functional owner & senior java developer in the team, completed various code reviews and provided my input to make system more agile and easily maintainable.
• Built the backend services, which will be consumed by action classes of studs.
• Created web services (APIs) such as REST and SOAP to allow comm b/w the applications.
• Developed and analyzed the front-end and back-end using JSP, Servlets and Spring.
• Hands on experience in building an enterprise scale highly componentized application using Angular JS.
• Integrated spring (Dependency Injection) among different layers of an application.
• Worked with Agile methodology.
• Used spring framework for dependency injection, transaction management.
• Used Spring MVC framework controllers for Controllers part of the MVC.
• Implemented various complex PL/SQL queries.
• Set up a monitoring stack and migrate our infrastructure with zero downtime to a highly available, scalable one using AWS.
• Worked with testers in resolving defects in the application and was an integral part of the team.
• Interacted with Business Analysts to come up with better implementation designs for the application.
• Interacted with the users in case of technical problems & mentoring the business users.
• Worked with the ISP Site Development to get any infrastructure related issues fixed.
• Implement the best practices and performance improvement / productivity plans.
• Co-ordination of activities between offshore and onsite teams
• Developed the presentation layer and content management framework using HTML and JavaScript.

Environment: JAVA 1.7, J2EE, Servlets, Spring, RESTful, SOAP Web Services, HTML, Java Script, AngularJS, JDBC, Agile Methodology, PL/SQL, UML, UNIX, Oracle, AWS, ANT, SVN, Maven, Tomcat, Eclipse.

Confidential, St. Louis, MO

Java Developer

Responsibilities:

• Developed use case, class and sequence diagrams for the modules using UML using Visual Paradigm.
• Created annotations-based mapping using Hibernate ORM.
• Analyzed Spring security for granular authorization in web-tier.
• Used Spring Web MVC for the controllers.
• Design application logic using Struts 2.0 and compares performance with Spring MVC.
• Used spring framework for dependency injection with the help of spring Configuration files.
• Developed the presentation layer using JSP, JSTL Tag Library, HTML 5, CSS and client validations using JavaScript.
• Created Restful web services (APIs) for keyword search, advanced search and autosuggestions.
• Worked extensively on AJAX using DWR framework.
• Used JSP, JavaScript, jQuery, HTML, XHTML, DOJO, CSS, Angular JS and JSF with Facelets for Rich UI layer.
• Involved in Dynamic form generation, Auto completion of forms, and user-validation functionalities using AJAX.
• Used POS application for extensive customer management and marketing functionalities.
• Worked on generating the web services classes by using Service Oriented Architecture SOA, WSDL, UDDI, and SOAP.
• Used MongoDB to manage extremely large data sets.
• Used SSO to reduce password fatigue, time saving and to reduce the costs.
• Used JMS for Asynchronous communication between the applications.
• Experience in Web Services like SOAP, WSDL and good Knowledge in SOA.
• Involved in the configuration management using Subversion.
• Developed Ant scripts to bundle and deploy application.
• Developed various test cases and performed unit testing using JUnit.
• Prepared Functional Design and Technical Design Documents.

Environment: Java 1.6, Struts 2.0, Servlets, JSP, Spring, Hibernate, XML, XHTML, SOAP, REST, WSDL, UML, HTML, XHTML, DHTML, dojo, JavaScript, jQuery, Angular JS, CSS, MongoDB, JBoss, Log4j, JUnit, Shell Scripting, ANT, SVN.