Rahul K. Email & Phone Number

Basking Ridge, New Jersey, United States

Basking Ridge, New Jersey, United States

• Maintained design, development, and testing phases of a mission-critical external web application utilizing Azure Functions, Hibernate, and Jenkins. • Designed and developed RESTful APIs to maintain operations continuity and productivity.• Using Micronaut framework built in support to achieve Versioning of the project.• Set up monitoring and alerting for Azure Cosmos DB using Azure Monitor and Application Insights to ensure database health and performance. • Using Postman to test the services/endpoints at server side developed using Micronaut container.• Implemented real-time data processing and analytics using Azure Cosmos DB’s change feed and integrated with other Azure services. • Deployed Spring Boot-based microservices in Docker containers using Amazon EC2 container services.• Utilized Docker to containerize Java applications, ensuring consistency across different environments and simplifying deployment processes.• Provided guidance and mentorship to junior team members on Java 8 best practices, coding standards, and new feature usage.• Designed and developed microservices using Spring Boot, leveraging Java 8 features for enhanced modularity and efficiency. • Developed reactive applications using Spring WebFlux, enabling asynchronous, non-blocking data processing and enhancing application performance.• Created high-performance, scalable RESTful APIs using Spring WebFlux, facilitating efficient data retrieval and manipulation. • Developed CI/CD systems with Jenkins on Kubernetes, utilized Kubernetes for the runtime environment.

Bentonville, Arkansas, United States

• Analyzed, designed, developed, and tested applications, interacting with client teams to understand business requirements.• Involved in the migration of the monolithic payment gateway system to a microservices architecture to improve scalability and maintainability.• Created applications using React.js and NodeJS, developing dynamic and browser-compatible pages using React, Redux, HTML, CSS, and Sass.• Developed multiple screens for the application using Java, HTML, CSS, and JavaScript.• Decomposed the monolithic application into discrete microservices, each handling a specific aspect of payment processing.• Utilized Spring Boot to develop and deploy microservices independently.• Implemented API Gateway using Zuul for routing and security.• Ensured seamless communication between microservices using RabbitMQ for message queuing. • Developed CI/CD systems with Jenkins on Kubernetes, utilized Kubernetes and Docker for the runtime environment.• Migrated legacy codebases to Java 8+, ensuring compatibility and taking advantage of modern Java features for better performance and maintainability.• Optimized Java 8 applications through performance profiling and tuning, resulting in a significant reduction in execution time and resource consumption.• Utilized CI/CD tools to automate the testing and deployment of reactive applications, ensuring continuous delivery and high-quality releases.• Used Docker Compose to define and manage multi-container applications, facilitating local development and testing environments.• Designed and implemented microservices architecture using Docker and Kubernetes, enhancing modularity and scalability of the applications.• Implemented Azure DevOps for CI/CD pipelines, automating the build, test, and deployment processes for Java applications, thereby improving development efficiency and reducing time-to-market.• Created RESTful APIs in Java to interact with Azure Cosmos DB, enabling efficient data retrieval and manipulation.

Southlake, Texas, United States

Developed Entity Java Beans (EJB) classes to implement various business functionalities. • Developed end user screens using JSF, Servlet technologies, HTML, CSS, and JavaScript. • Designed and developed multiple SaaS-based plugins using JIVE. • Developed a stored procedure for regular database cleaning.• Integrated Cassandra with Java-based microservices, enabling scalable and resilient backend systems.• Automated infrastructure provisioning and management using Infrastructure as Code (IaC) tools like Terraform and Cloud Deployment Manager, enabling consistent and repeatable deployments on Azure and GCP.• Designed and developed cloud-native Java applications using both Azure and GCP services, ensuring adherence to best practices in cloud architecture and security.• Utilized Cassandra's query language (CQL) to perform complex data queries and manage key space schema changes.• Developed and deployed Java-based microservices on AWS using services such as EC2, Lambda, and ECS, ensuring scalable and efficient application performance.• Designed and implemented RESTful APIs using Java and AWS API Gateway, enabling secure and scalable communication between services.• Integrated Docker into continuous integration and continuous deployment (CI/CD) pipelines using Jenkins, GitLab CI, and other CI tools, streamlining the build, test, and deployment process.• Achieved 95% test coverage by implementing JUnit and Mockito, significantly reducing the number of defects in production.• Participated in code reviews, provided technical guidance to junior developers, and promoted best practices for Spark and Java development. • Conducted unit and integration testing for process applications to ensure robustness and reliability.• Developed and implemented automated regression test scripts using tools like Selenium WebDriver, JUnit, or TestNG to accelerate testing cycles and improve accuracy.

Hyderabad, Telangana, India

Developed UI layout and front-end programming for web applications. • Utilized Camel to integrate microservices with other microservices and RabbitMQ messaging exchanges. • Designed user interactive web pages using HTML, XHTML, CSS, and NodeJS. • Implemented service layer on top of Cassandra using core Java Data stack Java API and Restful API.• Executed regression tests manually or using automated tools, validating software stability and functionality across different environments.• Automated 80% of regression tests, resulting in a 30% reduction in testing time and increased test coverage. • Followed MVC design pattern to develop applications.

Master'S Degree, Information Systems Engineering Management

Bachelor Of Business Administration - Bba, Marketing/Marketing Management, General