Mathavan Kumar

• Contributed as a backend developer across telecom and financial domains. Designed and developed enterprise-grade applications using Java, Spring Boot, JPA, and Oracle. Built scalable microservices integrated with Kafka and JMS, and implemented RESTful web services for handling large-scale customer data. Worked on database schema design, Liquibase migrations, and business logic development. Managed build and deployment pipelines with Maven and Tomcat, and supported end-to-end testing including UAT and production deployment. Collaborated closely with cross-functional teams for requirements gathering, integration testing, and defect resolution. Experienced in both Agile and Waterfall methodologies, with strong contributions to sprint planning, retrospectives, and daily stand-ups. Demonstrated capability to work independently and as part of a team, with a proven track record of productivity and quality delivery in remote work settings.

• Contributed to the development of a web-based solution for processing high-profile customer information in the banking domain, transitioning from paper-based to electronic workflows. Participated in development, testing, and issue resolution, adhering to the Waterfall methodology. Collaborated directly with clients to gather requirements and delivered multiple proof-of-concepts (POCs) to introduce new features. Additionally, partnered with IoT teams to develop a mobile application for the Watson IoT gadget contest, leveraging IBM Bluemix and Watson platform for mobile data analysis. Utilized Java, Spring, Hibernate, JSF, Oracle, Tomcat, and ALM tools.

• Designed and developed a web and mobile application for identifying user interests based on Twitter activity. Applied text mining techniques to analyze user-generated tweets and extract relevant interest patterns. The project incorporated a range of technologies including Python, PHP, JavaScript, jQuery, PhoneGap, MySQL, and Android for cross-platform deployment and data analysis.

Engineered the protocol stack for the Mobility Management Entity (MME) node in an LTE network environment. Responsibilities included end-to-end software development, from design and implementation to testing and defect resolution. Provided remote client support for application maintenance and troubleshooting. Recognized with the Product Excellence Award and Team Award for outstanding technical contributions to the MME project. Technologies used included C and CVS.

Developed the protocol stack for the Radio Resource Control (RRC) layer in LTE (4G) systems, focusing on embedded environments. Responsible for software development and testing of RRC functionalities. Worked with C programming in an embedded system context, utilizing CVS for version control.