Jae Choi developed environment-specific CI/CD pipelines for the SystemConsultantGroup/S-top-frontend repository, focusing on separating QA and production deployment workflows. By introducing a dedicated CI-qa.yml workflow on the develop branch and renaming the main branch workflow to CI-prod.yml, Jae enabled isolated deployments that reduce cross-environment risk and improve release governance. The implementation leveraged YAML for configuration, Docker for containerization, and GitHub Actions to automate the process. This approach accelerated QA feedback cycles and provided safer, more controlled releases. Jae’s work demonstrated a solid understanding of CI/CD design and Git workflows, delivering measurable improvements in deployment reliability and process clarity.