Lucien Sleiman

Lucien Sleiman is an accomplished product management professional with a diverse background in the tech and finance sectors. Currently serving as a Staff Product Manager at STX Group since September 2025, Lucien previously held positions at Flow Traders from February 2021 to September 2025, advancing from Product Manager to Senior Product Manager. At KarmaHunter.app, Lucien successfully launched a Reddit insights app that garnered over 1,000 downloads and achieved product-market fit within niche communities before concluding operations due to external compliance issues. Lucien's earlier experience at SBIS involved leading product initiatives that enhanced banking operations, while roles at GE Transportation included analyzing metrics to improve forecasting and efficiency. Lucien holds a Bachelor of Science in Industrial Engineering from Purdue University, obtained between 2009 and 2013.