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Click here or scroll down to respond to this candidateCandidate's Name
PHONE NUMBER AVAILABLE EMAIL AVAILABLEPROFESSIONAL SUMMARY: Around 5+ years of experience in Java/J2EE, Software Development Life Cycle, Object Oriented programming, developing and testing of Client/Server, Enterprise and Web Applications. Expertise in Core Java concepts such as OOP concepts, Collections Framework, Exception Handling, 1/0 System, Multi -Threading, JDBC, Reflection, SWING and Generics. Proficient in the development of client/server and web Applications using JAVA, J2EE, J2SE technologies and Web Technologies for enterprise applications. Expert in developing enterprise web-based application based on Java technologies usingJ2EE, J2SE, EJB, Java Servlets, Struts, Java Beans, JMS, JNDI, ANT and Apache Maven. Strong experience in configuring backend using various Spring frameworks features such as Spring MVC, Spring AOP, Spring IOC, Spring Boot, Spring ORM and Spring Security. Expertise in developing IJI based GUIs using Java Applets, HTML5, DHTML, JavaScript, Typescript, AngularJS, Angular 2/4/5, XML, DOJO, AJAX, JSF, JSP & spring form tags. Strong experience in Spring Framework such as Spring MVC, JOC, AOP and Spring JDBC. Strong hands - on experience with Spring IO, Spring Boot. Extensive experience in developing Microservices using Spring Boot and following domain driven design. Experience in using build/deploy tools such as Jenkins, Docker and OpenShift for Continuous Integration & Deployment for Microservices. Experience in implementing Java EE design patterns such as MVC, Singleton, Session Facade, DAO, DTO, and Business Delegate the development of multi-Tier distributed Enterprise Applications. Good experience in developing Web Services SOAP, JAX-WS, WSDL. Experience in core Java-Multithreading, collections, Servlets and JDBC. Experience in Configuring and deploying applications on Tomcat 5.5/6.0/7.0 server. Experience in Object Relational Mapping (ORM) like Hibernate using Java Persistence API (JPA) standard. Experience in developing applications with use of different Architectures and Frameworks like Model View Controller (MVC), Data Access Object (DAO), Data Transfer Object and POJO. Experienced in developing Web IJI Applications using HTML 5, CSS3, Boot Strap, Java Script, Type script, Ajax, J Query, Angular.js, Express.js, Node JS, jQuery UI and Spring MVC. Experience in XML related technologies like XSL, XSD, XPATH, DTD, and XML Schemas, XML Parsers like DOM & SAX. Worked on Lambda Expressions, Functional interfaces Stream API's, Time API, and Improvements on Collection, Concurrency, and IO improvements by using Java 8. Used axios for http requests and attached Bearer token for secure usage of API. Used node/sass for quick development. Hands on experience in Amazon Web Services ( AWS ) provisioning and good knowledge on AWS services like Elastic Compute Cloud ( EC2 ), Simple Storage Service ( S3 ), Glacier, Auto Scaling, IAM, Dynamo DB, Virtual Private Cloud ( VPC RouteS3, Cloud Watch, AWS CLI, Cloud Formation, Cloud Front, Elastic Beanstalk, ELB (Elastic Load Balancers), RDS, SNS,SWF, SES, SQS, and EBS etc. Experienced in AWS Dynamo DB to capture the any modification on DB. Extensive working with Amazon web Services like using Elastic Beanstalk, EC2 and AMI with Linux. Adding permissions to AWS SQS to interact with the Queue and involved in writing custom policies. Expertise in design and development of enterprise level spring-based web applications using Spring REST, Hibernate, EJB, Struts, Servlets, JSP for User Interface Applications. Developed and maintained (Data Extract, Transformation and Loading) mappings to extract the Data from multiple source systems like Oracle, Teradata and Flat Files. Experienced in spring framework applications like Spring Core, Spring AOP, Spring IOC, Spring MVC, Spring Batch, Spring JPA, Spring Security and Spring Boot and did integration to Micro services into existing system architecture. Proficient in Spring AOP, Security, Event Handling, Spring MVC, Spring IOC Container. Developed DAOs (Data Access Object) using Hibernate as ORM to interact with DBMS - like MySQL, PostgreSQL, SQL/PL-SQL oracle 10g and NoSQL databases like MongoDB. Integrated Hibernate in context files and configured Hibernate session factory. Good Experience in developing Web Services, Restful API, and SOAP using spring-ws. TECHNICAL SKILLSProgramming Languages Java 8, J2EE, Spring boot 2.1.3, Angular 9, 11, Typescript, HTML, CSS, SQL, PL/SQL.Web Technologies Servlets, JSP, SOAP and RESTful Web Services, Applets, Java Swing, Java Beans, JMS, HTML, JavaScript,jQuery, XML (DOM and SAX parsers).Web Frameworks MVC, Struts I .x / 2.0, Spring 2.5 / 3.0, Spring Boot, Spring WS, Spring Rest, Microservices.Operating Systems Linux, Mac, Windows 10, Unix, Ubuntu, and Windows FlavorsPlatforms OpenShift, KubernetesServers JBoss, Tomcat 5.x/6.x, Glassfish, WebLogic Server 9/10. Databases & ORM oracle 9/108 (PL/SQL, SQL* PLUS, SQL Developer), MS SQL serverIDE TOOLS Spring Tool Suite, Eclipse, IntelliJ Idea. Testing Tools Junit, Mockito. Spring Test Framework. Source Control Management & SDLC: GitHub, Git, GitLab and Agile, Confluence, Nginx WORK EXPERIENCELiberty Mutual Insurance. Java Full Stack Developer USA Jan 2023Present Expertise in Design, Development of applications using middleware/back-end technologies like Java and JEE technologies using Core Java, Servlets, JDBC. Spring modules, implementation of Model-View-Controller (MVC) using Spring, Spring boot. Experience in AWS platform and its features including IAM, Cloud Watch, Cloud Trail, Cloud Formation AWS Configuration, Autoscaling, Cloud Front, S3, Lambda, API GATEWAY. Implemented a 'server less' architecture using API Gateway, Lambda, and Dynamo DB and deployed AWS Lambda code from Amazon S3 buckets. Created a Lambda Deployment function and configured it to receive events from your s3 bucket. All the functionality is implemented using Spring Boot and Hibernate ORM. Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules. Contributed to the DevOps to automate the build and deployment process using Jenkins, shell scripting, chef, AWS Lambda. Cloud Formation Template. Built on-premises data pipelines using Kafka and Spark streaming using the feed from API streaming Gateway REST service. Implemented the application using Spring Boot Framework and handled the security using Spring Security. Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. Extensive experience in developing Microservices using Spring Boot, Spring Cloud. Used Java8 concepts like lambda expressions and streams while looping iterations and functional interfaces with default method implementations. Spring. Micro Services. Developed applications using Spring (Spring MVC, Spring Boot, Spring IOC, DI) and the persistent layer uses JPA. Rest architecture-based web services to facilitate communication between client and servers and used Postman to test the web service responses. Produced and consumed centralized Spring Restful Web Services for Enterprise and web applications to consume in JSON format and in trusted client-server environment. Involved in web application development for backend system using Angular 4, Angular CLI, Webpack, HTML5, TypeScript. Used Angular 9 Reactive forms to implement complex forms and performed the validations using Form Builder. Used Angular Material components developing the UI. Consumed RESTFUL web services using Angular HTTP Module and transformed the response using RXJS operators. Defined Angular routes using Router module for components at module level to enable lazy loading for modules and components. Worked with RXJS Observables and operators when working with HTTP JSON responses and defined custom error handler to handle error scenarios. Created and injected Spring services, Spring controllers, and DAOs to achieve dependency injection and to wire objects of business classes. Used various J2EE design patterns, like DTO, DAO. and Business Delegate, Service Locator, Session Facade, Singleton and factory patterns with the help of Hibernate ORM. Used Spring Core for IOC implemented using DI and developing Restful web services. Consumed SOAP based Web Services to integrate with the Web Application. Implemented Micro-services using Pivotal Cloud Foundry (PCF) platform built upon Spring Boot Services. Published and consumed Web Services using SOAP. WSDL and deployed it on WebLogic server. Used SOAP based messaging format to transfer requests and responses and validated the request and responses against XML Schema Definition. Extensively used Spring Bean Wiring, Spring DAO, and Spring AOP modules. Used JERSEY framework to implement the JAX-RS (Java API for XML and RESTful service). Primarily focused on the spring components such as Dispatcher Servlets, Controllers, View Resolver. Providing access to individual users for IBM MQ objects like Queue Manager and queues. Used Spring MVC to handle/intercept the user requests and used various controllers to delegate the request flow to the back-end tier of the application. Worked extensively on developing controllers, Interfaces and implementation classes using Spring MVC framework& used microservice architecture with Spring Boot based service through REST. Developed, debugged, integrated and deployed applications using Eclipse (IDE) and used GitLab as a Version Control. Expertise in Angular development, ensuring effective implementation of user interface components and features. Proficient in NodeJS, adept at creating RESTful APIs and managing server-side logic for seamless frontend-backend communication. Strong background in Java backend development, particularly with frameworks like Spring Boot, to build efficient backend services. Proven ability to collaborate effectively with cross-functional teams, translating business requirements into high- quality software solutions. Thorough understanding of testing frameworks and methodologies, ensuring the reliability and quality of web applications while promptly addressing any issues. Written code using Test Driven Development of writing test cases first and then logic to satisfy the test case requirements. Developed Native SQL queries when complex associations are formed to query. Strong knowledge and experience of SQL and PL/SQL programming. AWS Cloud. Worked with AWS services like EC2 and elastic bean stack to create new environments as needed. Developed code using AWS SDK to interact with S3 service to store and retrieve documents. Developed applications using JavaScript, Angular 11 using TypeScript, Angular Material with reusable components, input/outputs to various components, routing module etc. Used Angular Http clients to make ajax calls and load the data into UI components like tables, grids, and models. Performed CRUD operations like Update, Insert and Delete data in NoSQL database like MongoDB. Responsible for mapping the database model into persistence objects using Hibernate Annotations. Actively participated in daily calls to provide hands-on testing support as needed, ensuring effective communication within the team.Environment: Java 1.8, Design Pattern, Servlets, JSP, JSF, JDBC, Spring Core, Spring Boot, Spring DAO, Hibernate, JavaScript, Ajax, Web Services, STS, Kubernetes, OpenShift, Gitlab, Angular 9, Typescript, HTMLS, CSS3, Node.js, JavaScript, Restful, JSON, Spring 4.2, Jenkins, Gradle, AWS and Mango DB. United Airlines Java Backend Developer Hyderabad, India Nov 2017- Aug 2021 Developing Web API's using Java8/J2EE, JSP, Servlets, JDBC, Spring, SOAP, REST, HTML and XML. Support and maintenance of existing projects. (Review bugs and problems as assigned, diagnose, and fix them in an appropriate manner). Converted a monolithic app to microservices architecture using Spring Boot using 12-factor app methodology. Deployed, Scaled, Configured, wrote manifest file for various Microservices in PCF. Implemented REST Microservices using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator. Implemented Zip kins for distributed Micro Service Monitoring. Integrated Swagger Lil and wrote integration test along with REST document. Implemented Hysterix a Latency and Fault Tolerance system for Distributed Systems. Wrote Controller, Services and directive code using Angular JS 1 .X for a POC for converting CIM UI. Used spring config server for centralized configuration and Splunk for centralized logging. Used Concourse and Jenkins for Microservices deployment. Developed story/task by following TDD/BDD and Pair programming concepts. Providing daily status in scrum meetings with the client. Mentored new team members on effective usage of blend of Spring Boot /JPA and Java Good in Core Java API, serialization, synchronization, multi - threading, collections, exception handling and database connections. Expertise in various Java/J2EE design patterns including Data Access Object, MVC (Model View Controller), Factory and Abstract Factory, Transfer Object and Singleton in the development of Enterprise Applications. Experience in SQL, Stored Procedures, Functions with databases such as MySQL. Experience in deploying web and JEE enterprise applications on Apache Tomcat. Hands on experience with version control systems as GIT for providing common platforms for all the developers. Experienced in building tools such as Maven. Proficient in integration of Enterprise Java Beans (EJB)with existing applications and using services provided in distributed applications through Web Services (JAX-WS and JAX-RS). Experience in deployment of java applications and components as services through SOAP, RESTful and WSDL. Involved in web application development for backend system using Angular 4, Angular CLI, Webpack, HTMLS, TypeScript and CSS3. Used Angular 4 Reactive forms to implement complex forms and performed the validations using Form Builder. Used various Bootstrap components such as calendars, masks, uploaders, sliders, alerts, and modal dialogs for developing the UI. Consumed RESTFUL web services using Angular HTTP Module and transformed the response using RXJS operators. Worked on creating documents in Mongo database. Testing, Evaluation and troubleshooting of different NoSQL database systems and cluster configurations to ensure high availability in various Crash Scenarios. Experience in upgrading and migrating various versions of Mongo database on different platforms. Designed and developed custom Mongo applications specific to clients' needs. Created Angular HTTP Client interceptors to add necessary JWT tokens for the outgoing requests from UI. Defined Angular routes using Router module for components at module level to enable lazy loading for modules and components. Worked with RXJS Observables and operators when working with HTTP JSON responses and defined custom error handler to handle error scenarios. Used Hibernate, Object/relational mapping (ORM) solution, the technique of mapping data representation from MVC model to Oracle relational data model with a SQL-based schema. Created and injected Spring services, Spring controllers, and DAOs to achieve dependency injection and to wire objects of business classes. Worked extensively on developing controllers, Interfaces and implementation classes using Spring MVC framework& used microservice architecture with Spring Boot based service through REST. Extensively worked on Spring bean wiring, Spring DAO a spring AOP modules and implemented Spring AOP in exception handling, which it reduces the development time to handle the exceptions. Worked on relational database design and writing SQL queries, stored procedures, views, and functions with Oracle. Developed, debugged, integrated and deployed applications using Eclipse (IDE) and used GIT as Version Control. Created Jenkins jobs for continuous integration and continuous delivery to AWS environment. Deployed the jar file using Tomcat application server on hawtio console and used Log4j as a logging framework. Worked with Java libraries to access AWS facilities such as Simple Storage service, Simple queue, and Simple DB. Hosted and tested the application on AWS servers before publishing it in an actual production environment. Scaled the component interactions and generalized the interfaces using Restful web service. Environment: Java 1.8, STS, Gitlab 7.0, Oracle 12c, JMS, Active mq, Angular 4, Webpack, Angular-CLI Typescript, SQL, Apache Camel, HTMLS, CSS3, Node.js, JavaScript, Restful, JSON, XML, JUnit 4.9, Spring 4.2, Spring Boot, Spring AOP, Spring JPA, Hibernate 4, Log4j, Tomcat, Protractor, Jenkins, Gradle, Apache, AWS. EDUCATIONGraduated with an MS Computer Technology from Eastern Illinois University, Charleston, Illinois. |
