Mujtaba Roohani enhanced the reliability and usability of the local interchain test setup for the timewave-computer/valence-protocol repository. He focused on DevOps and Shell Scripting, implementing an automatic retry mechanism for the local-ic service to reduce test flakiness and improve stability. Mujtaba also updated the setup scripts to dynamically locate the local-ic binary, increasing robustness across different environments. By clarifying the README with explicit usage instructions, he streamlined onboarding for new developers. His work emphasized automation, dynamic resource discovery, and clear documentation, resulting in faster development iterations and more repeatable, stable test runs for the engineering team.