Responsible for the development of the Credit Risk Engine (CREN) composed of 40+ microservices.Built and maintained Spring Boot microservices, performed unit testing with JUnit, Cucumber, and Mockito, with a focus on both Behavior-Driven Development (BDD) and Test-Driven Development (TDD).Automated routine updates across 40+ Git repositories through customizable shell scripts tailored to user specifications.Automated workflows using Apache Airflow DAGs, integrating DDL and DML scripts to efficiently process payloads and load data.Crafted complex PostgreSQL queries for correlation testing, ensuring data accuracy and reliability.Proactively identified and communicated critical errors to relevant teams, orchestrating meetings and discussions to provide clarity to stakeholders across the project landscape.