He has performed in Germany, Austria and Switzerland as a lead actor of several musicals under the stage name OLEGG.

[1] As part of a cultural exchange program, Vynnyk received an internship in Germany.

[1] During the internship, he worked with the Theater Lüneburg in Lower Saxony, where he continued his career in the performing party "Toska" opera and operetta "Paganini".

Vynnyk's most well-known role was in the musical "Les Miserables", based on the novel by Victor Hugo.

Starting in 2011, Oleh Vynnyk concentrated on his solo career and moved to Ukraine from Germany.