Olga Andreichenko
English Teacher at Helen Doron Educational Group
Based in Bila Tserkva, Ukraine
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Seniority
Staff
Department
Education
Location
Bila Tserkva
Industry
Primary and Secondary Education
Company size
1.2K
Contact information
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o•••••••@helendoron.com
Phone
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Background
About Olga Andreichenko
Professional skills -testing theory -test design techniques -L(10)N-…
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