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Sebastian Mangelkramer is an accomplished technology leader with extensive experience in the IT sector. Currently serving as CEO and Co-Founder at FullStackS GmbH since February 2021, Mangelkramer previously held key positions at NTS Netzwerk Telekom Service AG as Technology Manager and Senior System Engineer from April 2017 to January 2021. Prior roles include Senior Systems Engineer at NTS Deutschland GmbH, Manager Datacenter at TeleData GmbH, and IT Specialist at IMAC e.K. Mangelkramer's technical expertise encompasses cloud services, ISP operations, data privacy, and project management, complemented by a solid foundation in Linux and Unix system administration from earlier roles at Aixit GmbH and clixworx.net.