Isaiah has graduated from the German Language and Literature department of the National and Kapodistrian University of Athens. In 2014 she was a participant at the Imagine Peace Youth Camp, during which she was introduced to informal/non-formal education and learning-by-doing methods and decided that this is the course that she wanted to follow.In June 2017 she started working at SciCo as a Youth Program Coordinator, where she grew to learn how learning-by-doing education can contribute to explaining science in a simple yet innovative and creative way.

Moreover, she is a Young Delegate, serving for the second consecutive mandate, at the European Non-Governmental Sports Organisation (ENGSO Youth). She is also an external trainer of Goethe Institut Athen. Since December 2019 she is working as an Education and Society Programmes Coordinator at the Programs and Partnerships department of the British Council.