PROFESSIONAL SUMMARY:

• Over 7+ years’ experience in Back - end and Front-end development with an ability to handle any part of the process efficiently. To succeed in an environment of growth and excellence and let me work on the leading areas of technology, a job that gives me opportunities to learn, innovate and enhance my skills and strengths in conjunction with organization goals and objectives.
• Extensive experience in developing web applications using HTML5, XML, XHTML, DHTML, CSS, CSS3(Sass, Less), Bootstrap, JavaScript, DOM, jQuery, Ajax, JSON, and JSP.
• Experience in Spring Security Framework for User Access Management, JWT token-based authentication, and involved OAuth 2.0 configuration for authentication and authorization.
• Experience in implementing and deploying Java EE design patterns such as Singleton, Abstract Factory, DAO, DTO, and Business Delegate in the Development of Multi-Tier distributed Enterprise Applications.
• Expertise in developing SOA (Service Oriented Architectures) and Microservice architectures using J2EE web services based on Restful(JAX-RS), SOAP(JAX WS), JAX-RPC, and JAXR(Java API for XML Registries) using frameworks like Apache CXF, Jersey, Apache Axis.
• (ORM) Frameworks like Spring JPA with Spring Data, Hibernate, IBatis MyBatis, and Spring JDBC.
• Experience in Transaction usage, Servlets, JMS, Java Beans, Web Services, Multithreading Executor Services.
• Good knowledge in building real-time dashboard applications using Splunk, Elastic Search, and Logstash (ELK) to profile and monitor the streaming data of the application.
• Developed real-time dashboard applications for visualization and analytics on Apache web servers using Kibana, Splunk, Grafana, Sumo Logic, and New Relic integrated with DataDog.
• Extensively used Spring IOC to inject objects based on selecting components like setter injection and Interface injection to manage the object s.
• Strong experience with EJB, Struts, Spring Boot, Spring framework implementing modules: Spring MVC, Spring Boot, Spring IOC, Spring IO, Spring AOP, Spring Security, and Spring Data.
• Extensive gc Experience including AWS Services such as EC2, VPC (NAT, VPC Peering and VPN), IAM (Identity and Access Management), Elastic Beanstalk, Lambda, S3, CloudFront, Glacier, SQS, SNS, RDS, DynamoDB, Route53, CloudWatch, CloudTrail, CloudFormation, Security Groups, etc.
• Experienced in server-side view rendering Java content structures like React.JS and rendering pages on the server-side utilizing Redux and Flux to accomplish unidirectional plan stream.
• Widely used various open-source MVC architecture like Struts 2.0, Spring MVC, and Object Relational Mapping
• Handled operations and maintenance support for AWS cloud resources, including launching, maintaining and troubleshooting EC2 instances, S3 buckets, Auto Scaling, DynamoDB, AWS IAM, and Elastic Load Balancers (ELB) and Relational Database Services (RDS). Also created snapshots for data to store in AWS S3.
• Expertise in implementing Core Java SE 8 concepts like Streams API, Lambda functions, Functional programming, and Generics.
• Expertise in using NPM and BOWER package and Dependency management.
• Strong experience developing Dynamic Single Page Application (DSPA) using MEAN (Mongo, Express Angular, and Node) full-stack development tool kit.
• Proven experience with Application Servers like IBM WebSphere, Oracle/BEA WebLogic, JBoss, and Tomcat.
• Expert in Various Agile methodologies like SCRUM, Test Driven Development (TTD), Incremental and Iterative methodology, Pair Programming, Agile Development & Testing using Software Development Life Cycle.
• Experience in integration tools like Spring Integration, Mule ESB, Apache CXF, and Apache Camel to integrate the enterprise application technologies with existing JVM environments.
• Experience writing SQL queries in PL/SQL, Triggers, and Stored Procedures in Relational Database management systems like Oracle, MS SQL, MySQL, and DB2.
• Experience designing and developing various Angular 8.0 Components (ngModules), Services(observable/promises), Directive, and Pipes.
• Experience in integration testing tools like Selenium Web Driver, Cucumber (Behavior Driven Development testing).
• Experience in Message Queue (MQ) services like Apache Kafka, Rabbit MQ, Active MQ, and IBM MQ.
• Hands-on experience with building Java projects using build tools like ANT, Maven, Gradle, and integrating the project Bamboo, CD/CI, Jenkins, Aws Code.
• Experience in testing with JUnit Framework using Mockito and Easy Mock, Spring Junit Runner, JMeter. Worked on testing JavaScript structures utilizing Mocha and Chai, Jasmine, and Karma.
• Good Knowledge in Amazon Web Services (Amazon EC2, Amazon S3, Amazon SimpleDB, Amazon Elastic Load Balancing, Amazon SQS, Amazon EBS, and Amazon CloudFront).
• Sound learning on the consistent mix and persistent deployment tools like Jenkins, Hudson, Travis, Puppet, and Bamboo. Substantial involvement in UNIX and Shell scripting to automate the build scripts.
• Experienced in utilizing source code variant administration apparatuses like SVN, Git, Bit Bucket, and undertaking sprinters like Babel, Grunt, Gulp, and Web pack.
• Experience in database design and development of PL/SQL stored procedures and packages in relational databases like Oracle 9i / 10g / 11g, SQL Server 2005/2008, DB2, MySQL, and good hands-on experience in implementing, designing, and developing NoSQL Databases like MongoDB.
• Experience developing applications using MVC and MVVM client-side JavaScript frameworks such as Angular 8.0, AngularJS to create dynamic web applications, Backbone.Js, Ember.JS, Handlebar.JS.
• Developed various Typescripts (ES6) objects, including Components, Ng Modules, Providers, Services, and classes using arrow functions and optional types.
• Designed and developed highly scalable, available, fault-tolerant, highly secured, distributed infrastructure (IAAS) using 2 EC2 instances, S3, EBS, API Gateway, Elastic Beanstalk, ECS. Experience in configuration management tools like Puppet, Chef, Docker and used AWS SDK for connection to Amazon S3 buckets as it is used as the object storage service to store and retrieve the media files related to the application.
• Good knowledge of Drools Rule Engines, which corresponds to validating BRMS (Business Rule Management System).

TECHNICAL SKILLS:

Programming Languages: C, Java, JavaScript, PHP, PL/SQL, UNIX Shell Script, python.

Java/J2EE Technologies: Servlets, Spring, JPA, JTA, JDBC, JSP, JSTL, RMI, Applets.

Frameworks: Struts 2.5, Hibernate 5.x, Spring 5.0, Spring Batch, Spring Security, Spring AOP, Spring Core, Spring IOC, JSF.

Web Technologies: HTML, HTML5, CSS/CSS3, AJAX, jQuery, Bootstrap, XML, Grunt, Gulp, JSON.

Database: PLSQL, SQL Server, MySQL, Oracle, MongoDB, DB2

JavaScript Frameworks: AngularJS, Angular 8, jQuery, React.js, Node.js, Backbone.js, Hapi.js, Handlebars.js.

Web Services: XSD, WSDL, Apache Axis, SOAP, Restful, Graph, JAX RS, JAX WS

Messaging: JMS (Java Message Service), IBM MQ, Apache Active MQ, Apache Kafka.

Web Application Servers: Oracle WebLogic 10.x/9.x, IBM WebSphere 8.x/6.x, Apache Tomcat 8.0/7.x/6.x.

Methodologies: Agile, Waterfall, OOAD, SCRUM.

Testing Tools: JUnit, Mockito, Jasmine, Karma, Mocha, Chai, Selenium.

Version Control: SVN, CVS, GIT, and Clear Case

Build Tools: Maven, Gradle, ANT

IDEs: Eclipse IDE, RAD 6.0/7.0, IntelliJ IDEA, Spring Tool Suite (STS).

Operating Systems: Windows, Linux, and UNIX

Software: Visual Studio, Rational Rose, and Microsoft Office

PROFESSIONAL EXPERIENCE:

Confidential, Seattle, WA

Full Stack Java Developer

Responsibilities:

• Involved in Software Development Life Cycle for gathering requirements, Analyzing, Designing, Developing, and Testing applications using Agile methodology.
• Implemented Microservices architecture with Netflix, Spring Eureka, Spring Ribbon using Spring Boot to provide client-side load balancing in calls to other Microservices, making applications into smaller chunks and the Spring Hystrix Circuit Breaker for the fail-safe.
• Created dynamic schema design through NoSQL MongoDB by writing rich queries and achieved data in a collection to be distributed across multiple systems for Horizontal Scalability as data volumes increase through Sharding.
• Experience in microservices development using spring boot and deployment in pivotal cloud foundry.
• Implemented Java11 features like Lambda expressions, Streams, filters, pipelines, Optional Interfaces, etc.
• Experience working with (consuming) REST or GraphQL APIs via client-side JavaScript or server-side via NodeJS.
• The application is built in Micro Service Oriented Architecture using MEAN 11+ (Mongo, Express Angular 11.0 and Node) stack and developed Single Page Applications (SPA).
• Developed multiple Angular 11.0 components that are compatible with the latest versions of typescript, angular CLI.
• Good understanding of Server-side JavaScript structures like NodeJS, Hapi.JS, Express.JS.
• Configured Jenkins to handle application deployment in the Pivotal Cloud Foundry (PCF) server and integrate with GitHub version control.
• Good experience in working with version control tools such as github for the version management of the source code and merging this source code after intermittent project releases. Sage
• Solid experience developing the rendering view React JS components, forms, events, routers, and Redux asynchronous functions and implemented React - Flux pattern for core dependency.
• Extensively worked on Angular Directives like Structural Directives (ngIf, ngFor) and custom Directives, route guards (can Activate ROute, can Activate Child), filters, declarative templates, service calls (promises & Observables), and context-aware communication.
• Strong experience in building applications using the JavaScript Mean stack: MongoDB, Angular JS, Express.js, and Node.js.
• Gained fundamental knowledge of application development using Java technologies which include Node.JS Rest frameworks like JDBC and spring in order to deliver the operations efficiently.
• I have assisted in developing a software based on Node.Js by providing the inputs and insights and acquiring a 15% increase in the quality.
• Worked with Linux commands and shell scripting programming language.
• Worked with KAFKA Zookeeper for managing the cluster with broker/cluster technology.
• Configured JBOSS Application server and used Oracle database with Hibernate ORM framework and used the functionalities of Hibernates second level EH Cache.
• Worked in using react js components, forms, events, keys, router, animations, and flux concept.
• Kubernetes is configured in the application for automating deployment, scaling, and management of containerized applications.
• Unit tested web services using Junit, Mockito Easy mock, Spring Junit Runner, Spock, Testing, and achieved Test-Driven Development (TDD) goals.
• Good Experience in developing SPA(Single Page Applications)using Angular.Js and React.Js.
• Knowledge in using Node.js tools like Grunt, Webpack and I have developed command Line interface applications using these.
• Implemented Spring Netflix Zuul API gateway and Eureka service registry for reverse proxy and Dynamic service discovery of APIs.
• Experience in building and deploying tools such as Jenkins, Docker and OpenShift for CI/CD (Continuous Integration & Deployment) for Microservices.
• Hands-on experience on Dump Analysis and thread Dump common problem patterns (Thread race, deadlock, hanging IO calls, garbage collection / Out Of Memory Error problems, infinite looping, etc.).
• Experience in working with GraphQL queries and use the Apollo GraphQL library.
• Performed manual and regression testing using JIRA X-RAY tests, writing the scenarios.
• Used Kubernetes Linux container for deploying and scaling containerized applications.
• Implemented AWS solutions using E2C, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes, and EC2 instances and created monitors, alarms, and notifications for EC2 hosts using Cloud Watch.
• Experience in running Grunt tasks using Node.JS tools. I have created a proof of concept using responsive web design, Node JS, React JS, HTML and CSS.
• In order to mock a restful API I have used popular Node.JS frameworks like express and restify.
• A good amount of hands-on experience developing server-side JavaScript frameworks using Node JS (Hapi JS, Express JS) to build event-driven, non-blocking i/o model web applications.
• Good experience in developing complex data bases using PL/SQL with ETL functionality.
• Experience in Java11 features like Parallel Streams, Lambdas, functional interfaces, and filters.
• Used Cassandra for storing internal statements and reports and worked extensively in Development which includes updating and retrieving data internally from the back-end Cassandra.
• Hands-on experience using ODM frameworks to connect asynchronous environments with Mongoose Connector and Cassandra Node Driver.
• Good knowledge in set-up of databases in GCP(google cloud platform using RDS,S3buckets.
• Good knowledge on terraform key features such as execution plans, resource graphs, change automation.
• Experience working with different SDLC (Software Development Life Cycle) including Requirement gathering, Analysis, Design, Coding, Testing, and Implementation like AGILE (SCRUM), TDD, and Waterfall Models.
• Participated in code review and mentoring sessions and used GIT as version control and GITBash for GIT interactions.
• Used react js for templating for faster compilation and developing reusable components.
• Expertise in using JavaScript build tools and task runners like Webpack for React and Angular 8.0, Grunt, Gulp for Angular, Browserify for packaging NodeJS modules for browsers.
• Responsible for migrating existing modules in IBM MQ to Apache Kafka and creating Kafka adaptors for decoupling the application dependency.
• Good knowledge in using Azure Terraform in deploying the infrastructure which is necessary for creating development, testing and the production environments for the software project.
• Designed and developed efficient user Interaction screens using HTML5, CSS3-SASS, and Twitter Bootstrap CSS framework and media queries to create responsive web pages.
• Configured and managed various AWS Services, including EC2, RDS, VPC, S3, Glacier, CloudWatch, CloudFront, Route53, SQS, SNS, etc.
• Worked on making the devops pipelines using OpenShift and Kubernetes for the microservices architecture.t
• Experience in building isomorphic applications using React.js and Redux with GraphQL on the server-side.
• Implemented a 'server less' architecture using API Gateway, Lambda, and DynamoDB and deployed AWS Lambda code from Amazon S3 buckets. Created a Lambda Deployment function and configured it to receive events from your S3 bucket.
• Used spring boot, which is radically faster in building cloud microservices and developing spring mvc, based applications with very less configuration.
• Worked with Jenkins to configure Continuous Integration and Continuous Deployment (CI/CD).
• Implemented Spring Circuit breaker pattern, integrated Hystrix dashboard to monitor Spring microservices.
• Authenticating Users to provide security to RESTful web services using OAUTH 2.0.
• Used latest Spring Boot, which is radically faster in building cloud based Microservices with very less configuration.
• Developed the single-page application following Agile Scrum, participated in daily standups, sprint reviews, Kickoffs, and used Jira for project management.

Environment: Java, Angular 11.0, J2EE, Git, Spring Boot, Hibernate, Core Java, Rest, Web Services, CSS, Eclipse RCP SASS, WSDL, JIRA, JMS, PostgreSQL, AWS, Spring Cloud, Spring batch, PCF, Apache JMeter, jQuery, JUnit, Docker, Maven, Jenkins.

Confidential, Moorestown, NJ

Full Stack Java Developer

Responsibilities:

• Extensively worked in writing minimal code in building re-usable forms with their validations using REACT with Redux Architecture.
• Developed JavaScript for all client-side validations and developed GUI using CSS, JSTL, and XSL.
• Optimized cleaning up of session-level Data Structure's shared across different open tabs when data is flushed/committed from one of the tabs.
• Experience in Docker Engine and Docker Machine environment, to deploy the micro services-oriented environments for scalable applications.
• Responsible for the overall layout design and prototype using React JS with Redux library, jQuery UI, and CSS/Less and HTML5.
• Worked with Jenkins Continuous Integration and Continuous Deployment (CI/CD).
• Made use of React JS to build Bootstrap components for responsive UI objects and linked with API data to view and render the virtual DOM dynamically.
• Performed Unit testing on ReactJS applications using Karma and Jasmine tools and worked with the Gulp tool to build automation.
• DevOps role converting existing AWS infrastructure to Server-less architecture (AWS Lambda, Kinesis) deployed via CloudFormation.
• Implemented Spring Boot to create a CRUD back-end for our React-frontend application.
• Wrote Drool rules in both rule flow and drooled fusion for fetching the facts from the database.
• Designed the user interface screen and its functionality as per user requirements and developed RESTful Web services in Mule ESB based on Service Oriented Architecture (SOA).
• Used different transformers, exception handling, testing & Security of Mulesoft ESB endpoint through OAuth.
• Experience in hosting all our microservices in aws cloud infrastructure using jenkins ci/cd pipelines.
• Worked with container-based application deployments using Docker with Kubernetes.
• Experience in integration testing tools like Selenium Web Driver, Cucumber (Behavior Driven Development testing).
• Worked on UI testing with Karma, Jasmine, Protractor for Angular, Mocha, and Chai for React JS and Backbone JS.
• All the functionality is implemented using spring boot, micro services and spring jpa orm. used spring core annotations for spring di, spring mvc for rest apis and spring boot for microservices.
• Define requirements and specifications for Development using Oracle R12, Oracle Forms, Oracle Reports and SQL.
• Addressing heavy traffic situations and migrating user-specific data off service instances and into a shared by using micro services.
• Good knowledge of Lambda expressions, Time APIs, and Java 8 core features
• JUnit is implemented along with Mokito to perform unit testing on our RESTful web application.
• Web pack module bundler and Babel JavaScript compiler are used accompanying React JS.
• Dockerized Spring Boot application to Pivotal Cloud Foundry PAAS (Platform as a service).
• Experience integrating the internal security model into new projects with Spring Batch, Spring Microservices and Spring Boot, Pivotal Cloud Foundry, and Netflix Eureka.
• Created and configured microservices architecture and integrated with angularJS application.
• Apply focused development changes across oracle databases and see the changes applied through the life cycle of environments and testing into production via internal deployment tool.

Environment: HTML5, CSS3, Redis, Express JS, jQuery, JavaScript, Node JS, Bootstrap, REST API, Load Balancer, Mongoose Connector, MongoDB, REST administrations, Docker, Mocha, Jasmine, Karma, Gulp, SSO Authentication, Web Pack, Kubernetes, Selenium, Maven and Jenkins. GIT, Jenkins, AWS Services, Elastic Cloud Compute (EC2).

Confidential, New York, NY

Full Stack Java Developer

Responsibilities:

• Implemented web interface (UI) for end-users using AngularJS, which has migrated from the existing Backbone JS application.
• Effectively used Angular Directives, filters, declarative templates, service providers, and context-aware communication.
• Used HTML5, CSS, jQuery, Ajax and performed client-side validations using JavaScript.
• Wrote SQL Queries, PL/SQL stored procedures, triggers, packages on Oracle database.
• Developed a set of application functionality using CRUD (Create, read, update, delete) features of Backbone.js.
• Developed an automated application using JMS for messaging and JNDI to interact with the server.
• Worked on Spring Framework handling major concepts like Dependency Injections, Spring IoC Containers, Transaction Management Declaratives (annotations based).
• Configured Hibernates second-level cache using EH cache to reduce the number of hits to the configuration table data.
• Experience in Developing many React state full and stateless components and implemented reducer functions, store and created various actions.
• Worked on React JS virtual doms and react views.
• Developed application on Spring framework by utilizing its features like Spring Dependency injection, Spring Beans, Spring Security, Spring JPA, Spring Web flow using MVC.tra
• Performed AngularJS end-to-end testing using the Protractor framework. Used Maven build tool to deploy the application on web servers, i.e., JBoss.
• Performed Unit testing on applications using tools Mocha to test React js and Chai for Node.js.
• Used Backbone JS to utilize its rendering functions and create controllers to handle events triggered by clients and send requests to the server.
• Designed the user interface screen and its functionality as per user requirements and developed RESTful Web services in Mule ESB based on Service Oriented Architecture (SOA).
• Integration testing methods and Behavioral driven testing in the application are implemented using Selenium and Cucumber, respectively.
• Experience in using Node.js for performing non-blocking design operation in server-side code.
• Used React-Autocomplete in order to create google map’s location on the webpage.
• Configured and managed public/private cloud infrastructure utilizing Amazon Web Services like Amazon Ec2, Amazon S3.
• Implemented security functionality for various projects using Site minder (SSO).
• Hibernate ORM framework is used to interact with databases through Hibernate query language (HQL). And also worked with the Hibernate EH Cache technique for the critical objects in the application.
• Implemented ODBC, which is used for connecting to the Oracle database.
• Unit, functional, end-to-end testing is achieved using the Test Ng framework.

Environment: Angular JS, HTML5, CSS3, AJAX, Bootstrap, JSON, XML, Active MQ, JMS, Hibernate, DB2, SOAP-AXIS2, Restful services, JAX-RS SOA, Eclipse Java EE IDE Neon, Jenkins, Git, Log4j, DB2, Grunt, Jasmine, JBoss, Jenkins, OpenShift, Drools, Maven, Test Ng, Protractor, Grunt, Selenium, Cucumber, WADL.

Confidential

Java/J2EE Developer

Responsibilities:

• Designing new components to fit in the already existing architecture using core java, multithreading, design patterns like the factory method, abstract factory pattern, singleton, while developing web-based applications using rest web services.
• Effectively worked on Angular 1.0 to use the enhanced features of typescript, Angular Routers, and Angular Components.
• Worked on Agile methodology, including team-based design and code reviews.
• Implemented Spring Batch to run daily and monthly batches.
• Involved in multi-tiered J2EE design utilizing Spring Inversion of Control (IOC) architecture and Spring JPA.
• Designed the user interface screen and its functionality as per user requirements and developed RESTful Web services in Mule ESB based on Service Oriented Architecture (SOA).
• Implemented the back-end functionality of the modules using Singleton and Session Facade design patterns.
• Involved in the Development of SOAP Web Services using Apache Axis to extract client-related data from databases.
• Written lightweight node.js express server, and good experience in using technologies like ajax, JavaScript/ jQuery, and json for making connections between server and NoSQL databases like MongoDB.
• Worked in developing the web applications using the React features centralized with Hooks and also experience in working with React flux architecture.
• Worked with React JS components, Forms, Flux concepts, Router, Animations etc.
• Deployed the application using Docker and AWS Console services.
• Implemented Node JS as a server-side proxy for an event-driven, non-blocking I/O model to make the application lightweight and efficient.
• Extensively used Java server Faces (JSF) Navigation rules and JSF tags for enhanced user Interface.
• Spring AOP is used for logging, auditing, and security and transaction management to distinguish business logic from the cross-cutting concerns.
• Involved in performing Unit and Integration Testing in Selenium
• Used SOA, UDDI lookups, and Web Services Description Language (WSDL) using the SOAP protocol.
• Developed the business logic code in Core Java/J2EE, Struts, JDBC.
• Deployed application using Oracle WebLogic Server.
• Deployed the application to IBM WebSphere 8.5.5 in UNIX environment IBM AIX 5.1.0.3. Tested the application after making the necessary configuration.
• Hibernate ORM framework is used to interact with databases through Hibernate query language (HQL).

Environment: Core Java, J2EE, JSP, HTML, MVC, JAX-RS SOA, Eclipse Java EE, Node JS, React JS, JMS, MDB, EJB3.1, JUnit, PL/SQL, DAO, Web Logic Server, Ant, SOAP, JAX-WS, WSDL, Junit, SQL.

Confidential

Java Developer

Responsibilities:

• Developed SCM by using the JSP/HTML for each user interface. Servlets standard validations are used as the controllers for business logic and using JDBC, XML parsing techniques using MVC.
• Worked with Log4J to capture the log that includes runtime exception.
• Configured Struts-config.xml, Tiles-def.xml, and various properties files provided by Struts Framework for the implementation module.
• Experience in developing Web API’s using Node.js and I have hosted these on many loads balanced API instances.
• Developed web applications using Struts, Spring, and iBatis framework.
• Experience in installing, configuring, and deploying applications on Web Logic Server.
• We kept up the bean life cycle by utilizing Spring IOC, which keeps session information about beans.
• Extensively used the Struts tag libraries (Bean Tags, Logic Tags, HTML Tags, etc.) and Custom tag libraries.
• Familiar knowledge in creating Custom Reusable React Components Library.
• Implemented many screens for front end using React Js and its components.
• Implemented IBM WebSphere Application Server to deploy the application
• Deployed application on the Client Linux server.
• Used Multithreading concept to post data from files to tables involving the transformation of files from one format to another.
• Developed a DAO pattern to retrieve the data from the database.
• Implemented responsive web-based applications using HTML5, CSS3, JavaScript, jQuery.
• Used ANT build tool for compiling and generating war files.
• Designed a mailing application to send notifications to the Oracle users for intimating to start the following workflow.

Environment: Core Java, J2EE, JSP, HTML, MVC, Servlets, Struts, Node JS, Reach JS, JMS, MDB, EJB3.1, JUnit, PL/SQL, DAO, Web Logic Server, Ant, SOAP, JAX-WS, WSDL, Junit, SQL.