Jelena comes from Serbia. She achieved her Master and Bachelor’s degree in Mathematics from University of Nis. With many certificates, such as Digital classroom teaching certificate, Certificate in Education, Saint Sava Academy Certificate for excellence in teaching and TEFL certificate, she is a competent, committed, and experienced teacher who has over 10 years of invaluable experience in the educational sector. She is a patient, responsible, organized, problem-solving and a team player person.