Mainstream is a cloud infrastructure and managed services company serving businesses across Southeast Europe. The company works with clients at every stage of their cloud journey - from initial readiness assessments and strategy development through migration, ongoing management, and optimization. Its customer base spans enterprise banking, retail, and technology startups.
The team comprises more than 100 cloud and systems engineers. Services include managed hosting, cloud migration, cloud management and optimization, and cloud strategy consulting. Mainstream positions itself as the leading cloud provider in the region.
The company operates with a flat organizational structure and places emphasis on transparency and open communication. Engineers are encouraged to take initiative, propose process improvements, and contribute new approaches - with suggestions actively implemented rather than simply acknowledged. Knowledge sharing across teams is a stated organizational norm.