During October 2025, Bruno Severino enhanced the edx/public-dockerfiles and edx/commerce-coordinator repositories by focusing on security, reliability, and feature depth. He upgraded the commerce-coordinator’s Docker base image to Ubuntu Jammy, improving long-term support and security. In edx/commerce-coordinator, Bruno expanded the predicate parser to support complex cart logic by adding lineItemExists and normalizing boolean values, using Python and JavaScript for implementation and testing. He also addressed partial refunds for multi-item orders, ensuring accurate calculations and comprehensive test coverage. Bruno’s work demonstrated strong backend development and DevOps skills, resulting in safer deployments and more robust, maintainable infrastructure and business logic.