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Sebastian Constantin has extensive experience in technical support and IT services, currently serving as a RingDNA Technical Support Analyst at Revenue.io since June 2018. Prior to this role, Sebastian worked as an IT Specialist at Stefanini US from January 2017 to May 2018 and as a Network Specialist in second-level support at Vodafone from October 2014 to December 2016. This diverse background highlights a strong proficiency in technical problem-solving and customer support within the technology sector.