Aistė is a consultant cardiologist, specializing in heart failure and preventive cardiology with interest in myocardial and pericardial disease. In October 2024, completed the Postgraduate Course of Heart Failure London courses, received a heart failure cardiologist certificate. Aistė is a cardiologist at Vilnius University Hospital Santaros Clinics, providing services according to the cardiovascular disease prevention program and consulting heart failure patients, according to the heart failure outpatient care program. Aistė is a member of the European Society of Cardiology and the Lithuanian Society of Cardiology, actively participating in their training and conferences. She is a fast learner, highly focused and committed in what she does. She strives to constantly improve and spread awareness about disease prevention.