Contributed to backend and CLI enhancements across two open-source projects over a two-month period, focusing on practical feature delivery and code quality. Developed SNMPv3 noAuthNoPriv support for the uptime-kuma repository, implementing a database migration to securely store SNMPv3 usernames and expanding monitoring capabilities to meet diverse device and security requirements. Collaborated with the team to ensure robust backend test coverage and smooth integration. For the laurent22/joplin project, introduced a new CLI command in TypeScript to clear console output, streamlining debugging and improving usability. Work demonstrated proficiency in API development, backend systems, and object-oriented programming using JavaScript and TypeScript.