Krishna M Email & Phone Number

• Proficient in identifying and debugging errors in code, ensuring high-quality and error-free application functionality.• Solely managed an entire application module, showcasing self-reliance and the ability to take ownership of complex tasks from development to deployment.• Collaborated closely with cross-functional teams to gather requirements, address concerns, and provide technical solutions.• Expertly managed the manual deployment process to Development (DEV), System Integration Testing (SIT), and Quality Assurance (QA) environments, ensuring smooth transitions and minimizing downtime.• Played a pivotal role in migrating a critical application module from Angular 8 to the latest version, Angular 13.• Demonstrated proficiency in understanding the intricacies of Angular framework updates and ensuring a seamless transition without compromising functionality.• Established effective communication channels with both business and middleware teams, ensuring alignment of development goals with business objectives.• Involved in maintaining and updating test data, ensuring the availability of accurate data for comprehensive testing scenarios.• Collaborated with testing teams to address data-related issues and ensure the reliability of test results.• Actively participated in the regular maintenance of applications, ensuring they are up-to-date with the latest features, security patches, and industry best practices.• Contributed to the implementation of application updates, guaranteeing optimal performance and adherence to business requirements.• Utilized SoapUI and WinSCP for efficient login and data transfer operations, showcasing proficiency in industry-standard tools.• Managed tickets and requests using Cherwell services, ensuring a streamlined and organized approach to issue resolution.

Tampa, Florida, United States

• Designed and developed UI screens incorporating business-specific features for an existing telecom project, using XSLT and JSF (MVC) to create interactive displays of telecommunications data.• Employed AngularJS and NodeJS to structure JavaScript code within an MVC framework (Model, View, Controller), tailoring the codebase to the unique requirements of the telecom industry. Java classes for XML processing and XSLT for XML parsing were developed to handle telecom-related data formats.• Applied Microservice architecture with SpringBoot-based services, enabling seamless interaction through a combination of REST and Apache Kafka message brokers, aligning with the scalability needs and real-time communication demands of the existing telecom project.• Utilized SOAP UI to generate request XMLs from WSDL, specifically tailored to the existing project's communication protocols, ensuring thorough testing of responses in the context of telecom services.• Integrated JPA persistence using Hibernate within the Spring Framework, ensuring the preservation of the current state of the telecom application, critical for maintaining accurate and up-to-date information.• Developed RESTful web services using JAX-RS with Jersey, facilitating seamless communication between different modules of the existing telecom project and adapting to the project's specific data flow requirements.• Implemented service-side validations using JSF, aligning with the business rules and regulatory requirements within the telecom domain.• Created various test cases and performed unit testing using JUnit, ensuring the stability and reliability of the existing telecom project's functionalities.• Configured Azure Active Directory (AAD) authentication and authorization for Java applications, ensuring secure access control mechanisms.• Utilized Azure DevOps for version control, continuous integration, and continuous deployment (CI/CD) pipelines for Java applications hosted on Azure.

California, United States

• Developed SpringIOC to communicate with the persistence layer.• Implemented Spring remoting with JMS using ApacheCamel.• Developed SpringAOP framework for security transactions, reusability logging purposes.• Developed Session Beans and used J2EE Design Patterns like MVC and Business Delegate.• Used HibernateORM framework as persistence engine, configured hibernate.xml file, and Involved in Mapping, Coding, and Fine-tuning of hibernating Queries.• Implemented AJAX base applications using DOJO and GWT API for Performance-oriented and browser-independent applications.• Developing and coding J2EE Components with JSP, JavaBeans, business objects with EJBs and Servlets.• Developed JSP custom tag libraries, and associated support in the Action Servlet, that assists in creating interactive form-based applications, which is one of the primary areas of functionality using Struts 2.0 Framework.• Collaborated with cross-functional teams to design and implement solutions for migrating on-premises Java applications to Azure cloud infrastructure, ensuring compatibility and performance optimization.• Stayed updated on Azure platform updates, attending conferences, and obtaining relevant certifications such as Azure Developer Associate to enhance Azure expertise and skills.

India

• Designed class and sequence diagrams for Modify and Add modules.• Followed Spring MVC Framework for the development of the project.• Experience in working with Spring MVC using AOP, DI/IOC, and JDBC template.• Hands-on experience with data persistency using Hibernate and Spring Framework.• Developed many Java Interfaces to integrate the Web Services with the database transaction tables.• Used Security Framework with ACL in a declarative manner. • Experience in developing web services for production systems using SOAP and WSDL.• Developed ANT Scripts to do compilation, packaging, and deployment in the Web Sphere server• Involved in configuring web.xml and struts-config.xml for workflow