Valarmathi Gunasekaran

Client: FedEx.

• Modernized 6+ legacy vendor applications to Spring boot microservices and Angular14 for enhanced user experience.
• Documented technical specifications and dependencies for QA, UAT, and prod migration.
• Configured Cloud config server with Spring cloud and GIT for seamless application deployment.
• Migrated legacy data to modern systems using MySQL, Oracle, and PL/SQL.
• Developed new features using Java8, spring boot, Angular, MongoDB, and implemented OAuth security authentication using OKTA tokens.

Client: BT Telecom

• Led the development team in implementing Spring Boot microservice architecture, streamlining the build process with Maven, Docker, and Jenkins for consistent deployments.
• Developed new features using Java8, spring boot, Angular, MongoDB, and implemented OAuth security authentication using JWT tokens.
• Managed the DevOps team to fix bugs, maintain code coverage, and deploy projects in AWS, Docker, EC2, S3, and AWS Lambda environments.

• Led the full life cycle of software development, from analysis to testing phases.
• Developed Selenium automation test scripts for UI testing on various devices.
• Designed a database layer using Oracle 11g and Spring JDBC.
• Utilized the Maven build tool for project configuration.

Developed many telecom-based applications to manage devices in a distributed network. These tools were highly helpful in identifying the failed nodes in natural calamities.
• Developed multi-tier Java-based MVC web applications using Spring MVC and Oracle, interacting with various databases.
• Created a user-friendly application with AJAX, Java, J2EE, Spring MVC, SQL, and JDBC for real-time network data queries.
• Implemented design patterns, like Bean Factory and Singleton, in the application.
• Designed and developed a single-page, responsive application using jQuery, AJAX, and Bootstrap.
• Employed Agile methodology and actively engaged in Scrum meetings.
• Designed RESTful web services with JSON for handling AJAX requests.
• Created and scheduled CRON jobs to run as batch processes.
• Implemented business logic utilizing the Java Collections Framework and multithreading with the Executor Framework.
• Designed the database layer with JDBC and MySQL, integrating it with multiple databases.
• Configured and installed Linux servers, setting up firewalls in the test environment.
• Developed automation scripts with Bash to enhance performance, reduce manual errors, and boost productivity.
• Developed business logic using Java collections.
• Set up a Linux server in the lab, deployed the application, and conducted testing.

• Designed and coded a Home Operating System with applications like file sharing, media services, and home automation server.
• Developed web applications using PHP, Prado, XHTML, and databases like MySQL.
• Conducted unit testing and performance testing to ensure optimal functionality.

• Project Name: Enterprise web portal development Involved in developing small scale to largescale business web application
• Involved in the end-to-end project SDLC phases
• Implementing functionalities using PHP and LAMP following MVC architecture
• Designed front-end pages using YUI-EXT, AJAX framework, HTML, CSS and JavaScript
• Done unit testing and sanity testing before every check-ins
• Consulted regularly with customers on project status, proposals and technical issues