SUMMARY

• Over 7+ years of extensive IT experience as Java/J2EE developer in all phases of Software Development Life Cycle (SDLC) which includes development, design, analysis, testing and Integration of various web based and client/server applications in multi - platform environments with JAVA/J2EE technologies.
• Experience in developing applications using SDLC methodologies like Waterfall, RUP, Agile (TDD, SCRUM) and Test-Driven Development.
• Proficiency in multiple databases like MongoDB, Cassandra, MySQL, ORACLE and MS SQL Server.
• Developed Service Oriented Architecture (SOA) and Micro Service Architecture based J2EE applications.
• Utilized Java 1.8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase the performance of the Application.
• Experience in developing and deploying applications on Cloud Platforms like Amazon Web Services.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic search, Virtual Private Cloud (VPC) through AWS Console and API Integration.
• Excellent in deploying the applications in AWS as EC2 instances and created snapshots for the data that had to be stored in AWS S3.
• Developed enhancements to MongoDB architecture to improve performance and scalability.
• Familiar with MongoDB clusters, Java scripting to load unstructured data into sharding environment.
• Very good implementation experience of (OOP) Object Oriented concepts, Multithreading and Java/Scala
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed reaching one or more EC2 instances.
• Experience in various Message queues like JMS framework and RabbitMQ.
• Expert in Core Java and implementing concepts like Multithreading, Concurrency, Exception Handling, File handling, IO, Generics and Java collections in various projects.
• Used Core Java 6, Java 8, J2EE, JSP, JDBC, RDBMS, Java Script, JQuery, Ajax, XML and Oracle 11g, PostgreSQL as database J2EE platforms on Windows, UNIX.
• Expertise in developing web pages using HTML5, CSS3, Bootstrap, JavaScript, jQuery, Ajax and Angular JS with webpage cross browser compatibility and responsive web design and have knowledge on Server scripting language like Node JS.
• Experience in working with API Gateways.
• Experienced in developing web-based applications using Java/J2EE, Servlets, Struts (Struts, Tag Libraries and Struts custom validation rules, Tiles), Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, Spring Web Flow, Spring Data, JDBC, Web Services (SOAP & Restful services) and ORM frameworks like Hibernate, iBatis.
• Excellent in developing REST and SOAP based Web Services using JAX-RS, JAX-WS, WSDL, JAX-B, Apache Axis, Apache CXF and Jersey frameworks.
• Worked extensively with Docker, AWS and Kubernetes, Swagger, ActiveMQ, Spring Cloud
• Experienced in implementation of JMS to exchange information over reliable channel in an asynchronous way by using Active MQ, Rabbit MQ, and Kafka as message queue.
• Experience using Hibernate for mapping Java classes with database and using Criteria API and Hibernate Query Language (HQL).
• Proficient in developing RESTful web services in Python using XML, JSON.
• Worked with SQL databases like Oracle, My SQL, IBM DB2 and Hands on Experience in working with NoSQL Database like MongoDB, Cassandra to manage extremely large data sets.
• Proficient in writing SQL queries, PL/SQL stored procedures, Triggers and creating business tables.
• Hands on experience in working with JUnit, Mockito, Selenium, Groovy Spock and TestNG.
• Experienced with deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
• Skilled in using collections in Python for manipulating and looping through different user defined objects.
• Good Knowledge in using Dojo Components and integrating back-end applications with AJAX driven web 2.0 front-end using OO JavaScript framework.
• Strong Experience in Web development, client-server, Mobile application and multi-tier architecture projects based on Angular 4.0, Redux, RxJS and Angular Material.
• Extensive experience in Core Java 8, Spring Boot, Spring, Hibernate, Web Services, Kubernetes, Swagger, Docker
• Portable deployment of applications as a single object using Docker.
• Actively involved in the DevOps streamlining process through Jenkins CI/CD Release Automation.
• Used version controller tools like Tortoise Subversion (SVN), CVS and Git.
• Experience with and solid understanding of MicroService.
• Created and consumed MicroService based on Web API.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI’s.
• Experience in working with IDE’S like Eclipse, Spring Tool Suite (STS), RAD and Intellij.
• Have extensive experience working on Windows, Linux and UNIX Operating Systems.

TECHNICAL SKILLS

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

Mark-up/XML Technologies: HTML5, CSS3, Bootstrap, JavaScript, jQuery, AJAX, Angular JS 1.4, Node JS, XML, XSD, XSL/XSLT, SAX/DOM, DOJO and JSON.

Tools: & Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, JSF, JUnit, Apache CXF, SOAP UI, GWT, Jersey.

Build Automation: ANT, MAVEN, Jenkins, Gradle.

Web services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Micro services, Apache Axis and Apache CFX.

Cloud Technologies: Amazon Web Services (EC2, SQS, RDS, IAM, S3), Pivotal Cloud Foundry and Spring Cloud.

Web/App Servers: Web Sphere, Apache, Apache Tomcat, JBOSS EAP, Web Logic Server and Apache Camel

Databases: Oracle, SQL-Server 2005, MySQL server, MS SQL, IBM DB2, NoSQL DB like MongoDB and Cassandra.

IDE tools: Eclipse, Net Beans, Spring Tool Suite (STS) and IntelliJ IDEA, RAD, Adobe Dreamweaver.

Modeling/ CASE Tools: Rational Rose and MS Visio Professional.

Testing Tools/ Others: Selenium, TestNG, JUnit, TOAD, Soap UI, Putty, Rational Clear Quest, RTC, Load UI and Mockito.

Version Control: Tortoise SVN, CVS, Rational Clear case, Source Tree and GIT.

OS & Environment: Windows Vista/XP/2000/NT, Win 2k Server, Sun Solaris, UNIX

Design Patterns: Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller and DAO pattern.

PROFESSIONAL EXPERIENCE

Confidential, Newport News, VA

Sr. Java Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
• Developed the view-controller components using JSPs, HTML5, CSS3, AJAX, JavaScript (jQuery).
• Implemented routing logic and navigation from screen to screen and implemented login functionality on the client side in AngularJS.
• Understand and modify existing hive/pig scrips to build and load data from Hadoop cluster to subject area tables
• Wrote Spark Jobs using Scala for analyzing data.
• Used the RxJS library to manage concurrency fetching data through Angular HTTP calls using Observables.
• Worked on writing Scala programs using Spark/Spark-SQL in performing aggregations.
• Developed WebServices in play framework using Scala in building stream data platform.
• Hands-on experience in developing integration with Elastic search in any of the programming languages like JAVA and JavaScript. Having knowledge of advance reporting using Elastic search and NodeJS.
• Implemented core features of AngularJS framework such as dependency Injection, Databinding, Filters, Directives, Templates, Services and Deep Linking Designing.
• Used Java 1.8 features like stream and Lambda expressions.
• Development of new cache services using Couchbase cache and Cassandra. Exposing new REST APIs for other systems.
• Research the REST APIs of Azure and Office 365, and integrate them with current code.
• Experience in writing automated test scripts using Ruby and Cucumber.
• Followed agile software development practice paired programming, test driven development and scrum status meetings.
• Experience in working with Angular 2/4/6 modules, services, templates, directives, services and dependency injection to create a SPA.
• Implemented test cases and performed unit testing using Karma-test-runner and Jasmine.
• Experienced in writing Maven and ANT scripts to perform continuous build and integration of Java applications using Jenkins and deploy using uDeploy.
• Experienced in consuming and developing Rest API using JAX-RS && Automation of testing REST API using REST Template & Rest Assured API.
• Consumed RESTFUL web services using Angular HTTP Module and transformed the response using RXJS operators.
• Administration of Production, Development and Test environment’s carrying Windows, Ubuntu, RedHat Linux, SUSE Linux, CentOS and Solaris Servers. Experience supporting Chef Environment with 200+ servers and involved in developing manifests.
• Proficient in programming by using the IDE such as Eclipse, IntelliJ, PL/SQL Developer.
• Developed GUIs using Java Swing, JNI and NetBeans IDE/Eclipse on both Windows and Linux Ubuntu.
• Extensively working on Swagger 2.0 for Restful UI Responses, which are captured as JSON.
• Working experience in using different modules like Spring Core Container Module, Spring Application Context Module, Spring MVC Framework module, Spring AOP Module, Spring ORM Module etc. in Spring Framework.
• Involved in managing and maintaining the CI/CD pipeline using DevOps Toolset which includes Continuous Integration of GitHub, Jenkins, JFrog Artifactory and deploying through Ansible and Ansible Tower.
• Developed the monolithic application and involved in migrating existing monolithic application in to MicroService Architecture based RESTful Service and deployments were done on AWS using Spring Cloud for AWS.
• Designed and developed Micro Services business components using Spring Boot.
• Designing, deploying and operating highly available, scalable and fault tolerant systems using Amazon Web Services (AWS) and Azure.
• Experience in Developing User Interface (UI) Rich Web Applications, and WebServices Applications using Front End/User Interface (UI) Technologies like Object Oriented JavaScript, Type Script, Angular 2.0, Angular 4, Angular JS, Node JS, Bootstrap, Media Queries, and CSS Frameworks & Java.
• Responsible for creating an instance on Amazon EC2 (AWS), Pivotal Cloud Foundry and deployed the application on it. Involved in the development of Microservices for all the models using combination of Spring Boot and Spring Security.
• Experience in developing Splunk Dashboards and searches.
• Implemented HTTP requests using RxJS Observable library to handle multiple values overtime
• Experience in working with different operating systems like Windows and UNIX/Linux.
• Experience in using HQL, inheritance, caching strategies, mapping strategies, annotations with Hibernate.
• Implemented Java 1.7 new features like generics, auto boxing/unboxing, enhanced for loops etc. in the application.
• Job duties involves design, development of various modules in Hadoop Big Data Platform and processing data using java Map Reduce and Oozie.
• Implemented a CI/CD pipeline with Docker, Jenkins and GitHub by virtualizing the servers using Docker for the Dev and Test environments
• Worked on AWS services to deploy static websites and dynamic Web Apps on EC2 using Elastic Beanstalk and Elastic Container Service-Docker.
• Involved in creating EC2 instances and installed required configurations and applications on it and created S3 buckets for storing object level data into it.
• Developed API’s to read and publish data from Elastic Search cluster using native Java Transport client as well as REST client. Worked on Spring Integration with the Elastic Search.
• Used 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 very easy.
• Wrote test cases using Mockito as the Unit testing framework and Selenium as automation testing for the developed Java applications.
• Designed and Developed Hybrid Cloud Distributed applications leveraging Microservices, REST APIs, API Gateways, relational and NoSQL databases
• Worked on Swagger API and auto-generated documentation for all REST calls and Configured applications using Spring Boot and used Swagger 2.0 to configure application APIs.
• Maintained Interface compatibility and concurrency in the project using Java 1.8 new features like default, static methods and Concurrency API.
• Experienced in writing Gherkin that can be understandable by Cucumber.
• Implemented Microservices using Spring Core, Spring Boot, Spring Data, Spring Rest and Spring Cloud (PCF).
• Used IntelliJ as development tool, Tomcat as application server, Git and SVN was used for version controlling.
• Followed Test Driven Development (TDD) and Agile software development practice paired programming, test driven development and scrum status meetings.
• Secured the API's by implementing OAuth 2.0 token-based authentication/authorization scheme using Spring Security.
• Configured Various Network Services such as LDAP, NFS, NIS, DHCP, DNS and Send Mail in RedHat Linux.
• Developed Integration test cases using TestNG, Rest assured, Mockito.
• Have worked on creating complete backend using REST APIs to integrate with the frontend
• Wrote Operations and corresponding handlers to communicate with Oracle database sitting on Linux/Unix server
• Refactor application by integrating Spring and clustered caching strategies
• Used Hibernate ORM framework as persistence engine and wrote Hibernate Queries to automate the mapping between Oracle database and Objects in Java.
• Prepare the Azure cloud infrastructure Azure Resource Manager Templates.
• Involved in writing SQL and Stored Procedures for handling complex queries with help of TOAD and access them through Java Programs from Oracle Database.
• Developed single page applications using Angular 2, Typescript, web pack and grunt.
• Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
• Used WebLogic server to route our JMS queue messages to different business floors and configured routes in WebLogic and used JMS in e-mail notification.
• Extensive working experience in Splunk which is helpful to have an overall high level health check on the application.
• Worked on setting up Maven scripts to build, package, and deploy application code to the target WebLogic Application Servers and worked on continuous integration servers like Jenkins.
• Hands on Coding to build REST Micro Services using Spring Cloud, Oracle, XSD, JSON, Spring Config, and Jenkins.
• Worked on developing RESTful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with RESTful endpoints.
• Experience in working with different operating systems Mac, UNIX, Linux, Ubuntu, and Windows.
• Used spring framework including spring core/IOC, Spring Web, Spring Security.
• Extensive experience in developing, testing and implementing applications using Core Java 1.7, JEE technologies like Servlets, JSP, Struts v1.x/2.0, EJB 2.0 3.0, Spring MVC, Spring, Hibernate, JDBC, Web-Services using JAX-WS and JAX-RS, JMS, XML, XSLT, DOM, SAX, JAXB, Castor, CSS, AJAX, SOAP, WSDL, JQuery, JavaScript, ANT, Junit.
• Focused on Test Driven Development (TDD) there by creating detailed JUnit tests for every single piece of functionality before writing the functionality.
• Used JUnit and Jasmine for Integrated and Unit testing of the application and checking API performance.
• Performed automation testing and authored test scripts using Selenium Web Driver, Selenium Grid and Junit.
• Worked closely with Devops team to set up CI/CD pipeline using Jenkins, Ansible, AWS, Maven and GIT.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components.

Environment: Java 8, Spring Core, Spring Boot, Web Services, SOAP, REST, Swagger 2.0, Open API 3.0, API Gateways, TDD, Junit, Cucumber, REST Assured, Linux, Ubuntu, RedHat, CentOS, Spring, IntelliJ, Eclipse, UNIX, Windows, CI/CD, Jenkins, Maven, uDeploy, Splunk, SQL, JDBC, Oracle, Scrum, Docker, AWS, Azure, WebServices, RxJS, JavaScript, Typescript, Protractor, Java, J2EE, Spring Boot, API, Agile, REST API, Java 7, Angular 2/4, Scratch Angular, AWS, S3, EC2, Lambda, MicroService, Unit testing.

Confidential

Java/J2EE Developer

Responsibilities:

• Created web services using WTP tool plugin to the Java IDE which is deployed as a separate application using Maven scripts.
• Responsible for development based on spring boot application for payment processing in the MicroService Framework.
• Implemented RESTFUL web services API using HTTP and REST principles
• Used bootstrap and angular.js in effective web design.
• Design, configure, create and support micro services in Spring to consume 4G and 5G router REST API's
• Used AngularJS HTTP to retrieve data through Web API from entity frame work
• Worked on AWS cloud services like EC2, S3, RDS, ELB, and EBS for installing, configuring and auto scaling.
• Developer Restful API in JAVA on Micro-service Architecture using Spring Boot /Cloud
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for micro-services.
• Worked on RXJS Compatibility package to get backwards compatibility with RxJS previous to Angular version 6.
• Worked extensively on Angular 2/4/6 Typescript SPA domains.
• Knowledge on Automation using Selenium, JBehave (BDD), Test Driven Development (TDD) and involved in UNIT test and sanity testing.
• Build and maintain code repositories and code migrations using CI/CD strategies (GIT, SVN, CSV, and Jenkins).
• Worked in various OS environments of Mac OS X, Windows, UNIX, & Linux flavors (Ubuntu, RHEL, Fedora, & Cent OS).
• Employing database caching strategies using Redis, MongoDB Elastic search.
• Developed Mean Stack from scratch including Mongo DB server (Mongoose Connector) setup and Express JS server development.
• Created Test Plans for Unit Testing and System Testing and used SOAP UI for web services testing.
• Expertise in Hibernate, Docker, Jenkins, Azure, EMR, Apigee, Splunk, Dyna Trace Management tools and a web commerce like ATG.
• Automated Web Services using Rest Assured using Java in eclipse.
• Developing BDD scripts with Cucumber/Java and writing step definitions for behavior and step definitions.
• Implemented a Robust Restful (JAX-RS) Jersey web Services using Spring Boot to modularize code and automated documentation to the web services in the application is provided by Swagger 2.0
• Developed code using Java 1.7 features like lambda expressions, streams, predicates and new date time API.
• Used JMS to connect to ActiveMQ to retrieve trading messages and performed ETL operations on these messages.
• Configured micro-service configuration on PSG
• Experience in migrating API gateways to latest version which are deployed on Cloud Hub and applying security to Mule API’s using OAuth 2.0.
• Implemented reactive Angular 4 components using RXJS.
• Developed Splunk reports that provide a high level overview of the Application Health.
• Experienced working with J2EE and Open Source application Servers like IBM WebSphere, Oracle WebLogic, RedHat JBoss, and Apache Tomcat
• Developed shell scripts, on Linux platform, to process data from upstream systems that were scheduled to be executed at specific times by Autosys
• Experience on Angular 2 technology for one complete project in rebasing the UI of the application using the techniques in Angular 2.
• Developed test cases and performed unit testing using JUnit classes.
• Used IntelliJ as Integrated Development Environment IDE.
• Developed different modules using Java, Apache Camel, spring and Hibernate.
• Developed core Java programs for all business rules and workflows using spring framework.
• Designed and developed Restful service interface using Spring MVC to the underlying customer event API. Involved in building Restful Web services using JAX-RSAPI.
• Extensive work experience with Java 1.7 and 1.8 (JDK, JRE), J2EE, JSP, JavaScript, and Hibernate, spring, Struts MVC.
• Building RESTful services using Micro-services architecture with tools such as Spring-boot.
• Designed dynamic and browser compatible pages using HTML5, CSS3, JavaScript and AngularJS.
• Designed and created Single Page Application using AngularJS MVC framework using the TDD (Test Driven Development) methodology.
• Developed API for using AWS Lambda to manage the servers and run the code in AWS.
• Designed and developed product for delivery location monitoring system using Spring MVC, Spring Boot, Spring Data, Spring Cloud, Maven, JPA, Hibernate, Tomcat, RabbitMQ,
• Developed HTTP clients using Rest easy API to communicate between microservices.
• Hands on experience in creating AngularJS modules, directives and controllers to implement the project logic.
• Responsible for creating and maintaining architecture for Restful API using Spring Boot.
• Involved in creating Restful web services using JAX-RS and JERSY tool.
• Design, implement, test Restful Web application using Core Java, Spring, Spring security, Spring Boot, and SQL Server database
• Skillful in handling unit testing using Junit, Jasmine along with Test-Driven Development (TDD) methodology
• Assisted internal users of Splunk in designing and maintaining production-quality dashboard.
• Experienced in RESTful web service development, JSON, Maven (build automation tool), GIT (source code management system), STS (Eclipse-based development environment), Sonar (code quality analysis tool), JIRA, OAuth, Jenkins, uDeploy.
• Work done on Reactive forms or Web Forms 2.0 in Angular 2 and their Validations.
• Automated Restful services using Rest Assured API using java by following the TDD/BDD framework model
• Design, Implement, and troubleshoot L7 application API Gateways for Company wide application services.
• XML, JSON, YAML and design/modeling using Swagger 2.0
• Building web applications using Spring Framework features like MVC, AOP (Aspect Oriented Programming), IOC (Inversion of Control), Spring Boot, Spring core, Spring Batch and Spring Security.
• Involved in writing Java API for Amazon Lambda to manage some of the AWS services.
• Development RESTful APIs projects from scratch on REST Easy framework
• Managed local team for creating and consuming RESTful API services for functionality like search, mail notification, file upload and download, etc.
• Learned and worked in ExtJS, High charts, Azure and AWS Cloud, Hadoop, SSRS, WebSphere Commerce Server, Adobe Flex 3.5 and Informatica.
• Used SVN to maintain source and version management and used IntelliJ as IDE.
• Implemented Caching Strategies in WebServices Client Layer.
• Cloud migration, deployment and integration of SOASTA Cloud test tool with CI/CD process using Jenkins and Dynatrace for continuous testing.
• Experience working in BDD framework like Cucumber
• Worked on agile approaches, including Extreme Programming, Test-Driven Development and Scrum. Used agile methodologies, test driven development and automated builds
• Used Java 1.7 features like parallel streams, Lambda expressions and functional interfaces.

Environment: Maven, uDeploy, Splunk, SQL, JDBC, Oracle, Scrum, Docker, RxJS, JavaScript, Typescript, Protractor, AWS, Azure, WebServices, Java, J2EE, Spring Boot, Angular 2/4, Scratch Angular, AWS, S3, EC2, Lambda, MicroService, Unit testing, API, Agile, REST API, Java 7, Java 8, Spring Core, Spring Boot, Web Services, SOAP, REST, Swagger 2.0, Open API 3.0, API Gateways, TDD, Junit, Cucumber, REST Assured, Linux, Ubuntu, RedHat, CentOS, Spring, IntelliJ, Eclipse, UNIX, Windows, CI/CD, Jenkins.

Confidential, Atlanta, GA

Back-End Java Developer

Responsibilities:

• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
• Designed and Implemented new applications and modules from scratch in Java/J2EE to create sophisticated backend applications
• Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, jQuery and Angular JS.
• Used various jQuery UI controls and corresponding Event handlers.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• Created Java API to transfer the XML data from user input to database.
• Integrated Spring DAO for data access using Hibernate.
• Performing code deployments to local Tomcat server for testing in Ubuntu Linux environment.
• Developed Oracle Stored Procedures to update records on a daily basis and it will invoke using cron job in LINUX, UNIX.
• Create desktop application with Angular 2/4 and Unit Test with Karma-Jasmine.
• Worked with Cucumber in selenium including TestNG and Gherkin.
• Experience in using Inheritance, Caching Strategies, Mapping Strategies, Annotations, and JPA Annotations with Hibernate.
• Worked on JUnit for unit testing of the application
• Looking into the Splunk logs for hidden application errors.
• Provided solution by aggregating transactions on daily or hourly schedule jobs that gained performance and for validating complex scenario, created unit tests using Junit and functional test using Rest Assured
• Involved in using java like Collections, Exception Handling, Multi-Threading, Serialization and Java 1.8 features like Lambda expressions, Stream API, and Method references.
• Used technologies like Java 1.7, JEE, Spring MVC, Hibernate, JSON, JQuery, Ajax, ANT, SQL, RESTful API Web Services, DOJO, PL/SQL back end as Oracle via SQL Developer with Tomcat.
• Developing the design of REST API and also implement the workflow of the API's based on the requirements gathered from the clients.
• Developed Java applications using various IDE's like IntelliJ and Eclipse.
• Extensive experience with Agile Team Development and Test Driven Development using JUnit and JIRA
• Created API documentation using Swagger 2.0. Used JBOSS server to deploy WARs.
• Involved in writing Java API for Amazon Lambda to manage some of the AWS services.
• Used Kubernetes Linux container for deploying and scaling containerized applications.
• Configured Kafka using Java API's. Agile/Scrum sprints updating and tracking through Jira.
• Responsible for administration, maintenance, Performance analysis, and Capacity planning for MongoDB 2.x, 3.0.x and 3.2 versions.
• Expertise in Spring Framework in Spring Core, Spring Security, Spring Boot, Spring Data, Spring Batch and Spring Cloud
• Involved in CI/CD process using GIT, Nexus, Jenkins job creation, Maven build Create Docker image and deployment in AWS environment
• Automated testing with Test Driven Development (TDD) in Extreme Programming model.
• Implemented JMS listeners to connect to the JMS queues using ActiveMQ for producing and consuming JMS messages.
• Designed and developed the application using Angular 2 framework along with HTML5, CSS3, Type Script, Java Script, Bootstrap, Node.js, NPM, and Mongo DB.
• Worked with Docker and Kubernetes Micro services. Set and tune System Parameters for MongoDB.
• Install and run MongoDB with multiple instances on servers. Secure MongoDB using authentication.
• Configuring, implementing and supporting High Availability (Replication) with Load balancing (sharding) cluster of MongoDB having TB's of data.
• Participated in Unit Testing using Jasmine
• Linux Server setup for the Web Rotator, installing Ubuntu, MySQL and Java deployment.
• Used RabbitMQ messaging queue for storing of multiple requests.
• Optimizing MongoDB CRUD Operations.
• Implemented Caching Strategies in WebServices Client Layer for reducing the number of executions in Controller.
• Disaster Recovery setup and best practices, including planning, testing, failover testing.
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for DB2.
• Worked on Hibernate in Data Access Layer for mapping the java objects to relational database and SQL queries to fetch the data, insert and update the data from the database.
• Consumed WebServices to interact with other external interfaces to exchange the data in different forms by using Restful service.
• Created dashboards using Splunk data in Tableau to monitor the Agent utilization and login events
• Administrating the RedHat satellite for package management and subscription management.
• Automated REST web services test cases using Rest Assured with Java, JSON and TestNG.
• Developing BDD scripts with Cucumber/Java and writing step definitions for behavior and step definitions.
• Used LINQ to Entity Framework using lambda expressions for communicating between business layer and database and Coded in java 1.8.
• Experience of using Microsoft REST API’s for Azure Cloud and Office 365.
• Worked on building & deploying Java code through Jenkins, used Jenkins Amazon Web Services (AWS) Code Deploy plugin to deploy to AWS and worked AWS Cloud management.
• Built an Application and deployed micro services in the AWS Cloud using Docker containers.
• Git as application repository and for deploying to AWS using code commit.
• Created various Parser programs to extract data from Autosys, Tibco Business Objects, XML, Informatica, Java, and database views using Scala
• Developed CI & CD workflow templates within Anthill, UBuild & UDeploy resulting into consistent implementation of workflows.
• Extensively used different spring modules like Spring Boot, Spring Core, Spring JPA Spring Rest and Spring Cloud.
• Using AWS, Docker and Kubernetes for deployments. Developed messaging module using Spring JMS and ActiveMQ.
• Designed and developed the agent portal using framework AngularJS 2.0 along with HTML5, CSS3, and TypeScript.
• Implemented SOA architecture with Web Services using SOAP, WSDL and XML using Apache CXF framework and worked on parsing the XML files using DOM/SAX parsers.
• Experience in writing web servers using REST API's and knowledge of OOP's concepts.
• Extensively used Core Java such as Exceptions, Multithreading, Data Structures and Collections in this project along with Encapsulation, Abstraction, Java 8 new features like Lambdas, Method References.
• Created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, and views for IBM DB2.
• Implemented Restful and SOAP based Web Services and used Soap UI for testing.
• Used Spring JMS module for lookup for the queues and MDBs for the listeners.
• Involved in Unit Testing of various modules by generating the Test Cases.
• Performed deployment of applications on JBOSS. Developed the application using IntelliJ IDE.
• Designed and coded application components in an agile environment utilizing a test driven development approach.
• Written LINUX shell scripts to identify user login information.
• Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
• Implementing protection for APIs which include creating Service Level Agreements with Application teams, employing governance settings on external API gateways and some others.
• Worked on Java 1.8 upgrade using new library for refactoring, lambda, functional interfaces, streams -parallel processing and aggregations.
• Developed the presentation layer using Model View Architecture implemented by Spring MVC. Managed Spring Core for dependency injection/Inversion of control (IOC) and managed the security with the help of Spring Security (ACEGI).
• Managed integration of Splunk for logging REST API transactions
• Developed CI/CD solutions for running an AngularJS application from a Tomcat container using Jenkins and Sonatype Nexus.
• Designed and developed restful API’s adhering swagger 2.0 standards.
• Used RabbitMQ to process asynchronous messages for purchase orders and Invoices.
• Involved in designing various stages of migrating data from RDBMS to Cassandra.
• Used selenium and cucumber for some part for automation testing as well.
• Developed micro services using Spring Boot and Pivotal cloud foundry, Java 8, Spring Security OAuth2
• Responsible for API Platform design on High Available & Scalable Micro services Architecture.
• Created & developed J2EE applications and Web Services with Java Servlets, Java Server Pages (JSP), JavaScript and Java API's. Client-Server development with REST and SOAP messages

Environment: Web Services, SOAP, REST, Swagger 2.0, Open API 3.0, API Gateways, TDD, Junit, Cucumber, REST Assured, Linux, Ubuntu, RedHat, CentOS, Spring, IntelliJ, Eclipse, UNIX, Windows, CI/CD, Jenkins, Maven, uDeploy, Splunk, SQL, JDBC, Oracle, Scrum, Docker, AWS, Azure, WebServices, Java, J2EE, Spring Boot, Angular 2/4, RxJS, JavaScript, Typescript, Protractor, Scratch Angular, AWS, S3, EC2, Lambda, MicroService, Unit testing, API, Agile, REST API, Java 7, Java 8, Spring Core, Spring Boot.