Mark Yang is a Market Unit Leader at Nokia Software. He possess expertise in oracle, telecommunications billing, provisioning, open source software, bss and 10 more skills. He is proficient in Korean. Colleagues describe him as "I have worked with Mark for 5 years, initially as a business partner on the Sprint JV, and later as a client. Mark's approach to developing a strong working relationship with me as a business partner was very open and engaging, He always collaborated to find a solution that worked for everyone, even in the most complex environments. Upon reaching an agreement on a solution, Mark provided myself and others the autonomy to manage our work efforts focused on the objective at hand."