Aster has rich experience in financial accounting, taxation, cost accounting, and accounting software implementation. She has implemented accounting software for more than 100 organizations for the last 20 years in various sectors, including flower farms, international schools, manufacturing companies, non-profit organizations, and government organizations.

Aster received various training on business consulting, training and coaching, and training material development. She has provided for more than 50 cooperatives and units in Ethiopia in financial management and small business accounting software..