I have 7 years of experience working as Java full stack developer, majorly a back end developer with 80% on the back end and 20% on the front end. On the back-end side I heavily working with Java 8 & Java 11, Spring Boot, RESTful web services. Coming to databases I worked with both relational and Non relational databases, Relational – oracle, postgres, mysql, Non Relational – mongoDb, Cassandra DB. I am working in test driven development approach with 80% code coverage Using Junit and mockito and I'm able to set up CI/CD pipelines using the Jenkins declarative pipelines. And I'm working in agile environment in a two week sprint and four weeks release. On the front end side I'm working with Angular, Angular 11 and 12 versions developing the reactive forms, form validation state management making the back end calls, working with RX js, etc. So these are the major things that I've been doing.About the project:I basically worked as a service developer developing microservices and API’s.I also worked on-call in production support resolving issues.I was involved in technical grooming in refining the tickets with my team lead and product owner.I take care of application vulnerabilities.I also worked on various proof of concepts using frontend frameworks like react and angular.
Fidelity Investments
View- Website:
- fidelity.com
- Employees:
- 10
- Company email:
- Johrenk7@gmail.com
-
Sr Java Full Stack DeveloperFidelity Investments Jun 2021 - PresentBoston, Ma, UsDeveloped front end for applications using HTML5, CSS3, SCSS, Bootstrap, andAngular 8 frameworks and forms to associate HTML elements to model & providedynamic user validations on the client-side.● Developed Apache maven project management tool POM file to automate the buildprocess for the entire application such as manage libraries, compiling and preparing warfile.● Worked with Angular CLI & typescript in angular 9 to create controllers, components forwebpages.● Implemented logging library using Angular 9 to share components and services betweenthe libraries.● Design, develop, and maintaining Java-based e-commerce applications, includingfront-end interfaces, back-end services, and integrations with third-party systems.● Implementing features and functionality to support e-commerce workflows such asproduct browsing, shopping cart management, checkout processes, and ordermanagement.● Integrating e-commerce platforms with payment gateways, shipping providers,inventory management systems, customer relationship management (CRM) tools,and other external systems using APIs and web services.● Ensure seamless data flow and synchronization between different systems toprovide a unified and consistent shopping experience for customers.● Optimize application performance and scalability to handle high traffic loads andpeak usage periods, minimizing response times and maximizing throughput.● Implemented processes using a client scripting language and server scripting languageslike JavaScript, jQuery, JSON, Bootstrap, Node JS, AngularJS, React, and BackboneJS.● Binding of XML Schema to Java Classes made by using JAXB API.● Created Angular HTTP Client interceptors to add necessary JSON web Token (JWT)tokens for the outgoing requests.● Designed and developed the REST-based Microservices using the Spring Boot, SpringData with JPA (Java Persistence API), and deployed Microservices onto Docker.● Used React profiler to identify rendering issues, -
Senior Java Full Stack DeveloperInfotech Dec 2019 - May 2021Gainesvillle, Florida, UsInvolved in various Software Development Life Cycle (SDLC) phases of the project likeRequirement gathering, development, enhancements using agile methodologies.● Developed Micro Services using Spring Boot, with continuous deployment andcontinuous integration using Docker and Jenkins.● Extensive experience with Continuous Integration Tools Bamboo, and good workingknowledge on source repository management tools like GITLAB. ● Developed modules in the application using micro services architecture style.● Designing and developing the Spring –boot REST services to push data to PostgreSQL,save logs to AWS S3, validated, and authorized other REST services.● Involved in deploying systems on Amazon Web Services (AWS) Infrastructure servicesEC2. And utilized most of the AWS services like S3 as a data store for storing the filesthat falls into the bucket, IAM roles, Elastic Bean Stalk, generated Lambda Functions totrigger an event that occurs in S3, Code Commit as a Version controlservice, AWS Cloud Watch.● Developing Web Pages by using HTML5, CSS3, jQuery, JavaScript, Bootstrap, ReactJS, Node JS● Worked with team members with establishing and applying appropriate branching,labelling/naming conventions in GIT. ● Implemented CI CD pipelines using Jenkins and build and deploy the applications.● Use of Jenkins pipelines to drive all Micro services builds out to the Docker registry andthen deployed to Kubernetes, Created Pods and managed using Kubernetes.● Worked on an application which is developed entirely on Mean Stack with deploymenton Node JS, MongoDB, Express, and React JS based on the MVVM design pattern.● Spring Boot Microservices were developed with microservice architectureusing REST and Apache Kafka.● Working with React Router for developing Single Page Applications SPAs.● Used React JS to create views to hook up models to the DOM and synchronize datawith server as a Single Page Application (SPA).● Implemented web application built on MEAN -
Java DeveloperStandalone Technology Limited Aug 2015 - Nov 2019Review the requirements and analyze the impact.● Developed enterprise level web application using Java and web technologiesincluding HTML, Java, JavaScript, CSS, Ajax, JSON, and XML.● Design develop and implementation of web-based applications to support businessrequirements.● Adaptable in evolving environment and flexible.● Developed application using Angular2 and Node.JS connecting to Oracle on thebackend. ● Used Spring MVC, Spring ORM and Spring Security modules to integrate withMongoDB to implement persistence layer in Hibernate.● Designed and developed core features for a real-time Android application usingJava.● Built Android application with back-end API integration to improve the customerexperience and cut down on development time.● Used Maven for building the applications EAR for various environments.● Performed functional testing using SOAP UI and created mock services for testingon developer sandbox.● Involved in building web pages by reading data from the back-end DB.● Utilized Git for distributed version control of the project.● Participated in scrum meetings and in sprint planning.● Used JIRA, a Project Management tool for issue tracking and release planning.● Worked with various Enterprise database technologies including SQL Server, OracleandDB2/AS400.
Frequently Asked Questions about Kumar B
What company does Kumar B work for?
Kumar B works for Fidelity Investments
What is Kumar B's role at the current company?
Kumar B's current role is Sr Java Full stack developer.
Who are Kumar B's colleagues?
Kumar B's colleagues are Kathleen Foley, Doug Frey, Augustine S., Jim Mcaloon, Evan Kramer, Nagendra Kumar J, Krystal Tung.
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