Final answer:
Sabrina works in social media strategy, possibly as a freelancer or consultant, using her experience with high-profile clients to manage content creation, engagement, analytics, and campaigns.
Step-by-step explanation:
Sabrina seems to be working in the field of social media strategy. This involves creating and implementing plans to improve the online presence and branding of her clients, which in this case include large entities like BBC, Star Wars, City of Dublin Tourism Department, and Starbucks. Considering that Sabrina wants to have the flexibility and independence of which clients she works with in the social media industry, it appears that she might be freelancing or running her own consultancy business. In either case, she would be leveraging her past experience to attract and work with clients of her choosing, possibly focusing on areas such as content creation, community engagement, analytics, and campaign management, drawing on the diverse nature of her project experience.