•Developed a highly scalable and secure RESTful API using Spring Boot with CRUD functionality, reducing response time by 70% compared to the legacy system.•Implemented proper error handling and logging mechanism resulting in an 80% decrease in bug reports from production environments.Developed, tested, and deployed a Clojure-based data migration component that migrated over 500,000 records from one database to another with 99.9% accuracy.•Developed a Fincale Product with a behavior-based approach using composable engines for microservice in Springboot.•Revamped the microservice application, utilizing SpringBoot and Clojure technologies, resulting in a 30% decrease in response time and improved system efficiency.

A high-performance microservice component was developed and delivered using Spring Boot and Automation Data to automate testing before Product Delivery for the client, reducing the amount of effort by 70%.