Niraj Naik

Sr Java Full Stack Developer at JPMC

Developed and maintained Java 1.8 based applications implementing features such as Annotations, Lambdas, and Generics. Utilized Spring and Hibernate for IOC, AOP, and ORM. Designed and implemented RESTful Microservices using Spring Boot and Spring Data with JPA. Built microservices applications using Spring Cloud. Developed responsive client-side applications with JavaScript, AngularJS, Vue.js, Node.js, and Bootstrap. Implemented Kafka for real-time streaming and message queueing, including Kafka producers, consumers, and Kafka Connect for data integration. Managed containerized applications with OpenShift and Kubernetes, created CI/CD pipelines for automated deployments, and handled AWS cloud services including EC2, Lambda, Kinesis, and S3. Worked on server-side messaging with Apache Camel and JMS. Developed frontend using ReactJS with JSX, virtual DOM, and lifecycle hooks, as well as Vue.js components and Vuex for state management. Created Python batch processors and Django-based mod

Java Full Stack Developer at CVS Health Corporation

Utilized Spring frameworks including transaction management, ORM, and dependency injection to develop MVC-based applications. Integrated front-end technologies such as Vue.js with backend Node.js and MongoDB. Developed Spring Boot and Spring Batch applications connected to multiple databases with complex queries. Practiced Agile and Test-Driven Development. Designed and deployed Kafka Streams for real-time data processing in healthcare. Migrated monolithic applications to microservices on OpenShift with Kubernetes management. Implemented container security and worked on RESTful web services and Node REST frameworks. Handled periodic data exports to Elasticsearch and created Python scripts for XML parsing and database loading. Managed AWS services including EC2, S3, Kinesis, and CloudWatch. Developed dynamic web applications integrating Angular2, Bootstrap, and ReactJS with Redux. Followed secure coding practices including parameterized SQL queries to prevent injection attacks. Worked w

Java Developer at Walmart

Analyzed requirements, designed, developed, and tested a risk workflow system under the SDLC Waterfall methodology. Built MVC applications using J2EE Struts framework and implemented front-end UI with JSP, JSF, HTML5, and custom tags. Designed and coded APIs and web services with Java, Python, and PHP frameworks. Developed Node.js web applications using Express, Vue.js, and Backbone.js. Used Hibernate ORM with database connectivity and transaction management. Created SOAP-based web services and performed multi-threading and exception handling in Java. Managed application deployment on JBOSS servers and wrote ANT scripts for build automation. Applied JUnit test cases and maintained source control via SVN. Resolved production bugs and tracked issues using Jira.

Sr Java Full Stack Developer at JPMC

Developed microservices-based applications using Java 1.8, Spring Boot, Hibernate, and Spring Data JPA. Worked extensively with Kafka for real-time data streaming, and implemented RESTful web services. Developed responsive front-end applications using AngularJS, ReactJS, and Vue.js, integrating with backend services. Containerized applications using Docker and orchestrated with OpenShift/Kubernetes. Developed backend batch processors and analytical components using Python, Scala, and Spark. Implemented CI/CD pipelines on OpenShift and leveraged AWS cloud services including EC2, Kinesis Stream, and Lambda. Worked on HL7 healthcare data standards and integration with HL7 interface engines. Contributed to Test Driven Development and pair programming practices. Utilized various testing tools including JUnit, Mockito, and Selenium.

Java Full Stack Developer at CVS Health Corporation

Implemented applications using Spring Framework, Spring Boot, and Spring Batch with backend integration for databases such as Oracle and MongoDB. Developed microservices architecture using OpenShift and Kubernetes on AWS. Created and maintained real-time data processing pipelines using Kafka Streams. Developed dynamic and responsive web applications integrating Angular, Vue.js, React, and Bootstrap. Used Agile and Test Driven Development methodologies. Developed RESTful web services and SOAP services, and managed AWS infrastructure services including EC2, S3, and CloudWatch. Migrated monolithic applications to microservices. Involved in Medicaid Management Information Systems (MMIS) module development. Created complex SQL, HQL queries and maintained enterprise integration using Apache Camel and JMS.

Java Developer at Walmart

Analyzed, designed, and developed risk workflow systems using J2EE technologies and Struts MVC framework. Developed front-end UI using JSP, JSF, HTML5, and JavaScript with AJAX. Implemented backend services and batch jobs using EJB and container-managed transactions. Developed and consumed SOAP web services, XML, and RESTful services. Performed multithreading, exception handling, and data parsing with JSON and XML. Used Hibernate ORM, JDBC, and SQL/PLSQL development. Managed deployment and version control using JBoss server and SVN. Created unit tests using JUnit technology and tracked bugs using JIRA.

Sr Java Full Stack Developer at JPMorgan Chase & Co. (JPMC)

Sr Java Full Stack Developer responsible for designing REST microservices with Spring Boot and Spring Data JPA; implemented IOC, AOP, ORM, and transaction management. Built high-performance React frontends with Redux for state management and unidirectional data flow. Contributed to distributed systems using Spring Cloud, and integrated Kafka for real-time data streams; optimized SQL queries and caching; supported CI/CD via Jenkins; deployed on OpenShift/Kubernetes and AWS.

Java Full Stack Developer at CVS Health Corporation

Designed and moved monolithic applications toward microservices on an OpenShift platform to improve scalability. Built SPAs using Angular and Vue.js; implemented RESTful services with Spring Boot and Node.js with MongoDB. Enabled containerized deployments with Kubernetes on AWS; developed Kafka Streams for real-time analytics and performed TDD with Jest and Cypress.

Java Developer at Walmart

Participated in the analysis, design, and development of a risk workflow system. Built backend components using Python (Webapp2/Flask) and Java MVC; designed RESTful APIs to integrate with external systems; developed J2EE applications on JBOSS and created automated deployment scripts with ANT. Built reactive front-end components with React.js and ensured cross-browser compatibility.