With over a decade of hands-on experience, Konstantina has served as an ESL/EFL teacher across diverse educational settings, from state kindergartens and private primary schools to adult education centers and one-on-one tutoring. She has consistently demonstrated the ability to design inclusive and engaging curricula tailored to mixed-ability learners, particularly in early childhood education. Her teaching journey includes roles in reputable institutions such as I.M. Panagiotopoulos School and Pedagogiki – BIRDS Private School, where she also took initiative in extracurricular projects such as student theatre productions and museum visits. In parallel, she has collaborated extensively with language assessment bodies, serving as an oral examiner, interlocutor, and proctor for organizations such as the Hellenic American Union, ESB, Esolnet Hellas, and Pearson.