Callista

About Callista

Callista is a partner-managed IT company headquartered in Switzerland that specializes in providing experts, dynamic teams and managed capacity solutions for consulting, engineering and operational services. We combine the proximity and quality of a Swiss partner with the scalability of our nearshore center in Serbia. This model offers you maximum flexibility – cost-effective, reliable and future-proof. With a strong network that extends from Switzerland to Germany and the Balkan region, we strike the perfect balance between local presence and international efficiency.