This study investigates the impact of career development, motivation, and the work environment on employee performance at the Al Falah Social Fund Foundation (YDSF) in Surabaya. Using a quantitative approach with regression analysis on data from 114 employees, the study found that intellectual ability and the non-physical work environment have positive but not significant effects on performance. In contrast, motivation has a significant positive effect. These findings highlight the importance of motivation in enhancing employee performance, suggesting that YDSF should prioritize motivational strategies to improve overall effectiveness. Highlights: 1. Motivation significantly boosts employee performance at YDSF.2. Intellectual ability, non-physical work environment show non-significant positive effects.3. Focus on motivational strategies to enhance performance. Keywords: career development, motivation, work environment, employee performance, YDSF