CTO-as-a-Service (CaaS) means hiring a CTO for the period when it is necessary. CTO (Chief Technology Officer) - is an individual within a company. He/She leads the technological department and manages a technological budget. Besides, CTO determines the company current technological stack and the policy as for the technology choice to help the company to reach its goals.
Nowadays the CTO role is getting more popular, because of the increasing number of companies in the information technology industry.
The role of a CTO also is very important in a tech Startup, good CTO is a key point of getting success. But usually, a good CTO is rather expensive for a Startup company. And “CTO-as-a-Service” is a good solution to this dilemma, since, CTO’s role in a Startup is actual for a year or two only. And it is possible to hire a high-level CTO for this period.
See also Dedicated Team (Staff Augmentation).