Multidisciplinary teams are brilliant

Multidisciplinary teams contain all the skills needed to run and continually improve digital products and services

Product people are brilliant. They set direction and lead the team. They own the product vision and its roadmap. Ambitious but humble Developers are brilliant. They write code and give the team the ability to  ship and test their product in days
Designers are brilliant.  They come in many flavours: interaction, visual, content and service and they help the team create products which are easy to use that people love Delivery people are brilliant. They set the rhythms and rituals, and help unblock the team. They brings expertise in lean and agile to help the team deliver the next most important thing
Subject experts are brilliant. Every team needs their expertise to help them understand the problem space. They come in all shapes and sizes (e.g. Ops, data, policy) - every team is different User researchers are brilliant.  They obsess with understanding the emotional and functional needs of users and uncover actionable insights

*others combos and skills also applicable.