Elon Musk's X Corp has tapped former Tubi executive Mahmoud Reza Banki as chief financial officer, in one of the social media platform's biggest hires as its billionaire owner shifts focus to a role aimed at making the government more efficient.

The former Tubi finance chief joins X amid financial challenges at the social media company.

X has been trying to attract advertisers amid growing competition for ad dollars from social media firms including Facebook-parent Meta Platforms.

(Reuters) -Elon Musk-owned social media platform X named Mahmoud Reza Banki as its chief financial officer, his LinkedIn profile showed. Banki was the CFO at streaming platform Tubi where he worked for six years from 2017 to 2023.