There are several aspects you should pay attention to while trying to fill this position.
- Assess the candidate's professional experience, preferably in your business domain. View a candidate's past jobs, ask their previous employers for extensive feedback.
- Check out the candidate's social media, in particular, their LinkedIn page. The presence of publications where they share their expert opinions is a good sign.
- Pay attention to communication skills during interviews. CTO has to interact with various specialists and should be able to convey ideas quickly and mentor others easily.