Worked on the is-a-dev/register repository to centralize domain configuration management, introducing a JSON-based config that ensures consistent domain behavior across different environments. Enhanced the owner data model by adding a contact email field, which improves notification workflows and incident response capabilities. Optimized DNS resolution by replacing a CNAME record with an A record, reducing latency and minimizing reliance on external dependencies. The work leveraged skills in DNS configuration, data modeling, and configuration management, with a focus on maintainability and operational efficiency. All changes were implemented using JSON, reflecting a methodical approach to domain management and infrastructure reliability within the project.