• Developed PL/SQL packages and package bodies with advanced features such as custom types, records, and pipelined functions for efficient data processing.• Developed Java Spring Boot applications, including RESTful APIs, to interact with backend databases and perform CRUD operations on data.• Integrated Java Spring Boot endpoints with WSO2 API Manager to create and manage secure and scalable APIs for services.• Developed a Java application that automates file management and database operations: reads local files, extracts file names, searches for matching files on an SFTP server, downloads them to a local machine, and inserts file information into a database. Implemented multi-threading to optimize performance, enhancing efficiency in data processing and file handling across multiple concurrent operations.• Developed a trace application to map and document the entire flow of Java Spring Boot APIs, including interactions from the controller to services, repositories, and PL/SQL procedures/functions. Handled nested calls and exported trace results to Excel for comprehensive analysis.• Worked on several reports and publishers using PL/SQL.• Documented Spring Boot APIs using Swagger.

• Designed a comprehensive medical web application using Figma, catering to the needs of doctors, patients, and suppliers.• Developed the front-end of the application utilizing React.js for enhanced user experience.• Integrated third-party APIs to expand the functionality and connectivity of the application.• Implemented a web chat application using React.js and Firebase, simplifying communication within the medical app ecosystem.