SUMMARY

• Over 8 years of experience in all the technical phases of Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Implementation and Testing in both Web based and Enterprise applications with emphasis on Object Oriented, Java/J2EE and Client Server technologies.
• Experience in developing the application with Agile Methodology, Waterfall Methodology and Test - Driven Development.
• Experience in Front-End UI technologies like HTML5, CSS3, JQuery, JSON, Ajax, AngularJS, NodeJS, Bootstrap, Tag Libraries, JSTL.
• Good working knowledge with Java 1.8 features like stream, Lambda expressions and functional interfaces etc.
• Hands on Experience in developing web applications by using Spring framework modules like Spring IOC, Spring AOP, Spring MVC, Spring Security, Spring Boot, Spring Batch and Spring Data.
• Expertise in developing data models using Hibernate Object relational mapping (ORM) framework and used Hibernate Annotations to reduce time at the configuration level
• Having experience with Cloud Computing environment like Pivotal Cloud Foundry, Amazon Web Services (AWS), Docker Containers.
• Handled operations and maintenance support for AWS cloud resources which includes launching, maintaining, and troubleshooting EC2 instances, S3 buckets, Auto Scaling, Dynamo DB, AWS IAM, Elastic Load Balancers (ELB) and Relational Database Services (RDS).
• Proficient in developing J2EE enterprise applications in Service Oriented Architecture and Micro Service Architecture.
• Expert in Core Java with strong understanding of Garbage Collector, Collections, Multithreading, Event handling, Exception handling and Generics.
• Expertise in J2EE Technology- Servlets, Struts, Spring, JDBC, JTA, JPA, Hibernate and JMS.
• Experience with distinctive design patterns like Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller, DAO and MVC.
• Worked with design and development of robust and highly scalable Web Service platforms and API’s based on REST and SOAP for enterprise applications using AXIS, WSDL, UDDI, XML, JAX-WS, JAX-RS, JAXB, JAX-RPC technologies and Jersey frameworks.
• Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers like SAX, DOM
• Expertise in back-end/server-side java technologies such as: Web services, Java persistence API (JPA), Java Messaging Service (JMS), Java Database Connectivity (JDBC) and Java Naming and Directory Interface (JNDI).
• Experienced in building Web Services for Service Oriented Architecture (SOA).
• Good Understanding in databases such as Oracle, MySQL, SQL Server, NoSQL, Mongo DB and IBM DB2 databases to manage tables, views, indexes, sequences, stored procedures, functions, triggers and packages
• Experience in JMS over messaging to exchange the information in more reliable and asynchronously for enterprise applications using Active MQ and Rabbit MQ.
• Proficient with build automation tools like Gradle, Maven and Ant for builds and deployments to different environments.
• Experience on different IDEs such as Eclipse, RAD, Spring Tool Suite, IntelliJ and deployment using Application Servers like Apache Tomcat, BEA WebLogic, Web Sphere, Glassfish, Camel and JBOSS
• Experience with JUnit, Mockito, Log4j in developing test cases and determining application functionality.
• Experience on UNIX/LINUX Shell Scripting and Deployment of Applications in Server.
• Decent Experience in using code repository tools GIT, Tortoise SVN, and Visual Source Safe.
• Strong communication and analytical skills and a demonstrated ability to handle multiple tasks as well as work independently or in a team.

TECHNICAL SKILLS

Programming Languages: C, C++, Java 1.8, J2EE, and PL/SQL.

Tools: and Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Struts, JSF, JUnit, SOAP UI, JReport.

J2SE/J2EE Technologies: Java, J2EE, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Jakarta Struts, EJB, Spring, Hibernate, JTA, JNDI, JPA JMS, Web Services, Micro Services (JAX-RPC, JAX-WS, SOAP, REST, WSDL, UDDI and RESTFUL), Groovy/Grails.

Web Technologies: HTML5, CSS3, JavaScript, JQuery, Bootstrap, AngularJS, JSF, AJAX, NodeJS, JSON Restful.

XML Technologies: XML, XSL, DOM, SAX, DTD, XQuery, XSD and XSLT.

Cloud Technologies: AWS EC2, S3, Dynamo DB, ELB

Databases: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB, NoSQL.

Web/Application Servers: Apache Tomcat, IBM WebSphere, Glassfish, Web logic Application server, JBOSS.

Build Tools: ANT, Maven, Gradle, Vagrant, Docker, and Jenkins

IDE / Tools: Eclipse, IntelliJ, Spring Tool Suite (STS), RAD

Testing Tools/ Others: JUnit, Mockito, Soap UI, Log4j and JIRA

Version Control: Tortoise SVN, CVS and GIT

Platforms: Windows, Mac, Linux, and Unix.

Methodologies: Agile, Waterfall, Test Driven Development

PROFESSIONAL EXPERIENCE

Confidential

Full Stack Java Developer

Responsibilities:

• Involved in analysis, specification, design, and implementation and testing phases of Software Development Life Cycle (SDLC) and used agile methodology (SCRUM) for developing application.
• Designed and developed user interactive screens using HTML5, CSS3, JavaScript, Bootstrap and Angular JS.
• Implemented core features of AngularJS framework such as dependency Injection, Databinding, Filters, Directives, Templates, Services and Deep Linking Designing.
• Used NodeJS for building web applications with client-server architecture, where both can initiate communication in two-way connections and allow them to exchange data.
• Used the fundamentals of Java 1.8 like parallel streams and filters through lambda expressions to handle the searching.
• Designed, built, and deployed a multitude application utilizing almost all of AWS stack (Including EC2, R53, S3, RDS, Dynamo DB, SQS, IAM, and EMR), focusing on high-availability, fault tolerance, and auto-scaling.
• Involved in creating AWS S3 to copy project artifact into S3 bucket.
• Integrated Open stack API with Amazon EC2 cloud-based architecture in AWS.
• Developed an AWS Lambda & RDS function to send a request for internal service end points through API Gateway using apache Http Client.
• Created and maintained several Micro Services serving various functions in the cloud-service layer as well as the web layer.
• Implemented Micro Service Architecture with Spring Boot based RESTful services and consumed SOAP based Web Services.
• Developed RESTful Services with JAX-RS using Spring Boot and Micro Services Architecture.
• Implemented and developed application using Spring (IOC, MVC, Security, Boot, Batch),Hibernate, REST and SOAP based Web Services.
• Used Spring IOC for Dependency injection and integrated with the Hibernate framework for interacting with the Oracle database.
• Worked with Spring MVC framework for implementing Model-View- Controller (MVC) architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced, and maintenance will be extremely easy.
• Used Spring AOP for solving cross cutting concerns like keeping logged data and transactions details etc.
• Used Spring Batch for processing large amount of data like transaction management, job processing, resource management and logging.
• Implemented persistence layer using Hibernate for batch processing and to persist the data to the database.
• Implemented the authentication, authorization, and access-control features by using Spring Security and OAuth2.
• Written SQL Queries and stored procedures to interact with Oracle.
• Experience in developing application, automated scripts leveraging MongoDB.
• Developed JUnit test cases for unit testing the integration layer.
• Used Maven as build automation tool for deploying the project on Web Sphere Application Server and Jenkins to perform continuous Integration and Used JIRA as issue tracking tool.
• Used GIT as version control and Spring Tool Suite (STS) as an IDE to develop the application.

Environment: Java1.8, J2EE, HTML5, CSS3, JavaScript, Bootstrap, AngularJS, NodeJS, Spring MVC, Spring IOC, Spring Boot, Spring Security,OAuth2, Spring AOP, Spring Batch, REST, SOAP, Hibernate, micro services Architecture, Amazon Web Services EC2, S3, RDS, Web Sphere, Oracle, MongoDB, JUnit, Maven, Jenkins, JIRA, GIT, STS, Linux, Agile Methodology.

Confidential

Full Stack Developer

Responsibilities:

• Used Agile Methodologies to manage the full life cycle development of the project.
• Participated in development of a well responsive Single Page Application (SPA) using AngularJS framework, JavaScript, and jQuery in conjunction with HTML, CSS3 standards, with front-end UI team.
• Use JSF (Java Server Faces) to implement component-based User Interface Applications.
• Developed server side JEE application components using Spring Core, Spring MVC, Annotations, Servlets, JDK 1.7, EJB’s
• Extensively used Spring Framework modules like DI(IOC), Auto Wiring, JDBC Templates, Spring Security, AOP.
• Developing spring boot application using microservices architecture with Spring Eureka to maintain small and lightweight services and communication between these services are done by using API routes for the entire cluster.
• Used Spring Batch as spring batch jobs can meet the requirements of reliability, robustness, and traceability, which are essential for automatic processing of large amount of data.
• Parsed the data to project to client and handled the security and Authorization using Spring Security and OAuth.
• Spring Transaction is used for the degree of isolation to work with other transactions and to execute within a transaction scope to run that transaction and used to check out before timing out of the transaction.
• Extensively used Hibernate concepts such as inheritance, lazy loading, dirty checking, locking, and transactions.
• Hibernate DAO classes were developed to retrieve and save data using Spring framework manager classes.
• Performance monitoring of Mongo databases with OPS manager/MMS and familiar in installing and maintaining MongoDB in private Cloud Environments. Worked on multiple BSON type objects and used based on requirement.
• Developed a code for Web services using JAX-WS, SOAP and used SOAP UI tool for testing the services.
• Consumed Web Services (WSDL, SOAP) from third party for authorizing payments to/from customers.
• Modified existing applications to a suite of microservices and all microservices to facilitate deployment using Spring Boot and Junit and Power Mock frameworks for unit testing.
• Involved in developing microservices integrated with VSTS for CI/CD by automating the build/release process.
• Moving existing monolithic architecture to microservices and migrating them to AWS cloud.
• Created and configured AWS Elastic Load Balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and available environment.
• Deployed Docker contained Spring boot micro services into AWS EC2 container service using AWS admin console and used lambda to run applications in AWS console.
• Deployed and tested on WebSphere application server.
• Configured Maven for Java automation projects and developed Maven Project Object Model (POM).
• Writing Unit test cases using JUNIT testing framework and performed unit and system testing.
• Used Log4J to capture the log that includes runtime exceptions, monitored error logs, and fixed the problems.
• Selenium’s playback tool feature for authoring tests has been used in executing more than 100 test cases.
• Used IBM Clear case as version controlling system.

Environment: Agile, Servlets, Bootstrap, HTML, CSS3, AngularJS, JSP, HTML, XML, JSF, AJAX, jQuery, JSON, Spring MVC, JDK 1.7, EJB, JMS, J2EE, Eclipse, Spring Batch, Security, Transaction, Hibernate, Apache Tomcat, MySQL, PL/SQL, Apache Axis2, SOAP, WSDL, SOAPUI, Microservices, AWS, Maven, Junit, Log4j, Selenium.