PROFESSIONAL SUMMARY:

• Over 5 years of progressive software experience in design, development and deployment of web - based Client-Server business applications using OOP, Java/J2EE technologies.
• Experience working with various SDLC methodologies based on Agile/SCRUM like Test Driven Development (TDD), Incremental and Iteration methodology, Agile Development.
• Developed modules using Angular, Node, ExtJS, React, Bootstrap, JavaScript, Ajax, jQuery, CSS3 and HTML5
• Expertise in using inbuilt and custom AngularJS directives and filters to add functionalities to the web page.
• Experience in Angular 1.5/2.0 along with Bootstrap, CSS3to create reusable components for RWD applications.
• Experienced in Server-side validations using Ajax in NodeJS and Client-side validations using Angular JS
• Strong experience in developing applications using Core Java concepts like OOPS, Multithreading, Collections Frameworks, Exception Handling, Data structures and JDBC.
• Developed core modules in large cross-platform applications using JAVA, J2EE, Spring 3/4/Boot, Hibernate, JSP, Servlets, EJB, JDBC, Web Services (SOAP, REST), Micro Services.
• Experience in Spring Framework modules such as Spring MVC, IOC, AOP, JDBC, IO, Spring Dashboard, Spring Boot, Spring Microservices, Spring REST, Spring Eureka, Spring Netflix
• Experienced in implementing Service Oriented Architecture and Web Services using SOAP, REST.
• Developed Microservices using Spring Boot and deploying Microservices into AWS cloud using Jenkins.
• Experience in creating Docker images, Containers, push/pull and integrating with Spring Boot.
• Experienced in Middleware persistence frameworks like Hibernate/JPA Entities for mapping Java classes using Hibernate Query Language (HQL), HSQL Named Queries, Criteria, Projections.
• Experience in implementing Java EE design patterns such as MVC, Singleton, Factory, Adapter, Service Locator
• Session Facade, DAO, and Business Delegate in the development of N-Tier distributed Enterprise Applications.
• Experience in database modeling, design and development of PL/SQL stored procedures, packages in relational databases: Oracle 9i / 10g / 11g, PostgreSQL and MySQL.
• Experience in implementing, designing and developing NoSQL Databases like MongoDB, Apache Cassandra.
• Hands on experience in Amazon Web Services provisioning and good knowledge of AWS services like EC2, S3, Elastic Beanstalk, ELB (Load Balancers), RDS, Route53, Cloud Watch, Cloud Formation, IAM, SNS.
• Used Jenkins as a primary tool for implementing the CICD during code releases, worked with CICD pipe line to build and deploy transcoding application on AWS.
• Expertise with employment of Apache Kafka and Zookeeper apart from JMS as messaging service.
• Hands on experience with build tools like Ant, Maven, Gradle and Logging tools like Log4J.
• Experience with CICD, Maven, Gradle, Jenkins, CVS, Git, GitHub.
• Monitoring and logging tools such as ELK Stack (Elastic search and Log stash).
• Experienced in using IDE's such as Eclipse, STS, NetBeans, and IntelliJ.
• Experience in testing with JUnit Framework using Mockito and Easy Mock, Spring Junit Runner, JMeter.
• Experience in working with web servers Tomcat 8, WebSphere 8.x/9.x, JBoss7.1.0 and WebLogic 10.0.

TECHNICAL SKILLS:

Programming Languages: Java 8.0/7.0/6.0/5.0, PL/SQL

Java/J2EE Technologies: Servlets, EJB, JPA, JDBC, JSP, JSTL.

Frameworks: Spring 4.3, Hibernate 2.0/3.0/4.x, Spring Security 3.2

Relational Databases: Oracle 10g/11g, MySQL 5.7, DB2 11.1

Developer IDE Platforms: Eclipse, Net Beans 8.0.2, IntelliJ 2017.1, STS 3.8.3, GITHUB 2.12.0

Internet Technologies: HTML 5, JavaScript 1.8, XML 2.0, CSS 3 and CSS 4, jQuery 2.11, AngularJS 1.0/1.5/2.0, Node JS 6.0.

Cloud Environments: AWS, PCF, Netflix Eureka, Kubernetes.

NoSQL Databases: MongoDB, Cassandra

Operating system: Windows 10, Linux, Unix

Testing &Bug tracking Tools: JUNIT4.12, JIRA 7.0, Curl 7.36

Methodologies: Agile, waterfall, TDD (Test-Driven-Development), Scrum

Application/Web servers: Apache Tomcat 8, IBM WebSphere 8.x/9.x, Jenkins, WebSphere

Build Tools: Maven 3.3.9, Gradle 3.4.1

Web Services: SOAP 1.2, REST 2.0, JAX-WS, JAX-RPC, JAX-RS, Apache Axis

PROFESSIONAL EXPERIENCE:

Confidential, Oldsmar, Florida

Java Developer

Responsibilities:

• Involved in the analysis, design and development phases of the Software Development Life Cycle (SDLC) using Agile (SCRUM) development methodology to deliver regular updates to business team and project managers.
• Developed UI pages using HTML5, AngularJS 2.0, CSS3, JavaScript, jQuery, AJAX and NodeJS.
• Build the reusable service components with AngularJS and JSX that are used across various modules.
• Used Selectors, Events, AJAX and Dom Manipulation components in Angular 2.0 directives, filters, services.
• Used NodeJS for doing non-blocking design operation for server-side code.
• Built REST by building NodeJS in the back-end to handle requests sent from the jQuery Ajax calls.
• Reporting using NodeJS and Wrote code to fetch data from web services using JQuery AJAX for communication via JSON response and updating the modified data to display in UI pages.
• Form was created using HTML5, CSS3, Micro Services, Restful Web Services, EJB, Prime Faces and JPA Entity Manager.
• Developed using new features of Java 1.8 annotations, Generics, enhanced for loop and Enums.
• Used advanced java 8 features like Lambda expressions for array operations, Streams, Method reference, collections. Enhanced concurrency methods etc. throughout the application for well-defined programming.
• Implemented design patterns like MVC, Singleton, Business Delegate, Factory, and Service Locator.
• Developed RESTful web services using Spring MVC REST framework and JAX-RS.
• Used Spring MVC Rest Controllers, Services along with Dependency Injection, Spring JMS and Spring Security. Used Spring Framework AOP Module to implement logging in the application to know the application status.
• Used Annotations for Spring DI, Auto wiring and Spring MVC for REST API s and Spring Boot for Microservices.
• Implementing or exposing the Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.
• Experienced in logging with ELK Stack by using Elastic search and Log stash.
• Using Swagger UI registered micro services, monitored service health check from Spring Boot admin console.
• Used OAuth 2.0 authentication protocol respectively for security and authorization.
• Experienced circuit breaker patterns and fail safe in Spring Boot Micro Service applications using Hystrix and monitored the services using Hystrix Dashboard.
• Experience in performance tuning with Oracle database. Designed and developed file upload and file download features with Oracle BLOB and CLOB.
• Developed CI/CD system with Jenkins on Kubernetes container environment utilizing Kubernetes Wrote SQL queries, stored procedures, triggers, views, and enhanced performance with explain plans.
• Deployed Spring Boot based micro services into Docker container using Amazon EC2 container services.
• Developed API for using AWS Lambda to manage the servers and run the code in the AWS.
• Used AWS Cloud watch in alerting, maintaining and monitoring of production and corporate servers/storage.
• Create secure backends for applications using Serverless framework, AWS Lambda, Cognito, DynamoDB, Cloud-formation, and AP-Gateway.
• Experience with building Docker Images and running them on Docker container.
• Developed DAO layer using Cassandra and expertise in CQL (Cassandra Query Language), for retrieving the data present in Cassandra cluster by running queries in CQL.
• Used Cassandra for achieving denormalization through features like collections.
• Worked on Test automation framework using Selenium web driver.
• Worked with several testing frameworks such as Junit and Mockito
• Familiar with Cucumber, Selenium Web Driver, Selenium commands and X-path and developed grunt tasks to run the unit tests on Jenkins and Used JIRA to assign, track, report and audit the issues in the application.
• Used Eclipse based Spring Tool Suite (STS) for development and debugging Spring Boot applications.
• Configured and administered Jenkins for CI/CD into Tomcat Application Server.

Environment: J2EE, Spring MVC, XML, AJAX, AngularJS, NodeJS, AWS, JavaScript, Hibernate, IBatis, MyBatis, JIRA, Spring Boot, Web services, Micro services, AWS, ELK stack, Maven, HTML5, CSS3, jQuery, Docker, Tomcat, Git, Jenkins, Selenium, Cucumber, STS.

Confidential, Tysons, VA

Java Developer

Responsibilities:

• Implemented Agile methodologies, actively involved in technical meetings, requirement gathering, analysis, planning, effort estimation, coding, development and testing.
• Developed User Interface application modules using HTML, CSS and JavaScript, JSON, jQuery and AJAX.
• Wrote client-Side code using ReactJS and used NPM and gulp directories to generate the server environments used flux with redux framework to manage targeted URL’s and to monitor the application.
• Used ReactJS to implement rich functions in various pages: form validation, crud, grid list, search, sort, pagination, multi-selection, tags-input, advanced/custom directives, authentication, unit tests, etc.
• Extensively used jQuery, NodeJS in implementing various GUI components in application portal.
• Worked with controller, service and view components in applications using Spring 3.5 framework.
• Extensively used various modules in Spring like AOP, DI (Ioc), Bean Wiring, Spring Inheritance, Auto Wiring, Spring JDBC Templates and Spring Quartz Schedulers for Jobs.
• Service Oriented Architecture(SOA) was exposed through RESTful web services with loose coupling between layers using Spring framework during development.
• Designed and developed Microservices using REST framework and Spring Boot.
• Enterprise level web applications were supported by building Spring based Java and Scala micro services.
• Consumed messages from JMS-Message driven beans and Active MQ. Integrated Active MQ with Beans.
• Experience in Creating, Dropping Indexes, Tables, Stored Procs and Views on Oracle DB.
• Cloud environment for micro services was provided using Spring cloud Netflix (Eureka server, Hystrix, Ribbon).
• Expertise with employment of Spring Kafka and Zookeeper apart from JMS as messaging service.
• Deployed the Application into Docker container and made easily accessible at runtime using Cloud Foundry and other cloud services like AWS, Netflix Eureka, Spring Hystrix as fallback method.
• Used Postman, Mocha, Chai and Jasmine JavaScript frameworks for unit testing.
• Used Spring Ribbon for load balancing and broker service to maintain status using Spring Kafka and eeper.
• Developed CI/CD system with Jenkins on Kubernetes container environment utilizing Kubernetes.
• Reading the log files using Elastic Search, Logstash and alerting users on the issue and saving the alert details.
• Used micro-framework to implement with REST API and Mongo DB (NO SQL) as back end database.
• Created JSON Data and stored as documents comprising documents, data types and conversions in MongoDB.
• Configured AWS EC2 instances, S3 Buckets and Cloud Formation Services based on the business requirements.
• Utilized AWS Lambda to upload data into AWS S3 buckets and to trigger Lambda Functions Including EC2.
• Expertise on SoapUI, Selenium Data Driven framework and integrating it with Maven Build Management Tool, TestNG Unit Testing tool and Jenkins Continuous Integration Tool .
• Worked with JAXB parser for marshalling and Unmarshalling XML data.
• Used IntelliJ to develop and debug the application.
• Used Maven as build and dependency management tool for creating EAR, WAR and JAR file to be deployed in application servers and integrated with SVN, Jenkins, Jenkins Jobs.

Environment: XML, XSL, Node, Bootstrap, HTML5, JavaScript, CSS3, Ajax, React, Spring 3.5, Git, Aws, WebSphere7.5, Swing, Web Services, JMS, SoapUI, MongoDB, TestNG, JSON, Maven, Elastic Search, Spring Cloud Netflix, Kubernetes, Eureka Server, ANT, Ribbon, IntelliJ, Agile.

Confidential

Jr. Java Developer

Responsibilities:

• Involved in requirement Analysis to understand the Company needs for various downstream systems.
• Programming and Development of web pages using Struts, AJAX, Servlets, JSP and JavaScript
• Developed user interface using HTML, JavaScript and CSS
• Developed Jasper report to generate financial report
• Involved in the performance tuning and bug fixing
• Worked extensively with JSP’s and Servlets to accommodate all presentation customizations on the front end.
• Used different Design patterns like MVC pattern, DAO pattern, and singleton to achieve clean separation of layers.
• Designed and developed the code using multithreading, Collections and other J2EE technologies.
• Developed DAOs using Hibernate persistence API for the database operations to interact with Oracle database.
• Written and executed various SQL Queries& PL\SQL programs to retrieve the data from the database Oracle.
• Used Log4j, Junit and developed unit test cases to monitor the application functionality.
• Used Tomcat as a server to deploy the application.

Environment: Struts, Core-JAVA, JSP, Servlets, Hibernate, ORM, oracle, Multi- Threading, Collections, PL/SQL, OO Design, OO Analysis, XML, XSLT, IBM WebSphere, Log4J, Junit, ANT, Eclipse.