Cristian worked on the uiua-lang/uiua repository, focusing on improving the accuracy of numerical computations in analytics pipelines. During June 2025, he addressed a critical bug in the mean calculation logic, specifically targeting cases where large arrays contained infinite values. By refining the sign detection for positive and negative infinity, Cristian resolved an asymmetry that previously led to inaccuracies in mean-based metrics. His work, implemented in Rust and leveraging skills in bug fixing and data formatting, enhanced the stability and reliability of downstream analytics. The depth of the fix demonstrates careful attention to edge cases in numerical processing for robust data analysis.