Riestiya Zain Fadillah completed her bachelors degree in 2020 from Pertamina University in Computer Science. In 2021, she completed Apple Developer Academy program, focusing on iOS app development and project management. 

In 2024, she graduated from the Computational Colour and Spectral Imaging (COSI), an Erasmus Mundus Joint Master Degree (EMJMD) program.  The title of her work is "Expanding Optical Depth of Field (DoF) via Deep Learning Techniques in combination with Multi-colour Light". This work was a collaboration project between COSI and COGNEX under the supervision of Dr. José Fernandez Dorado (COGNEX), Dr. Esther Oteo Lozano (COGNEX), and Prof. Javier Hernández Andrés (University of Granada). 

Prior to joining NTNU as a PhD candidate, she was employed as a Machine Learning Engineer at Gringgo.