Dan Scavino, Trump's longest-serving aide, started as his golf caddie

White House social media director Dan Scavino is President Donald Trump's longest-serving aide, and the mastermind behind much of Trump's social media strategy. His relationship with Trump runs all the way back to 1990, when a 16-year-old Scavino was hand-picked to be Trump's caddie.Now, according to a recent report in Politico, Scavino is an “indispensable” member of Trump's team, and one of the staffers who spends the most time with Trump and serves as a sounding board for his social media strategy and even policy issues. Here's how Scavino went from cleaning clubs to managing Trump's social media.Visit Business Insider's homepage for more stories.There's only one White House staffer who's not family that's been in President Donald Trump's orbit since the early days of the campaign: social media director Dan Scavino.When former White House Communications Director Hope Hicks' departed the administration in March of 2018, Scavino became Trump's longest-serving aide. But he has been by Trump's side since way before his 2016 campaign began.His relationship with Trump runs all the way back to 1990, when a 16-year-old Scavino was hand-picked to be Trump's caddie. Since that chance selection, Scavino has rocketed high into the ranks of Trump's communications team, and today is part of a small group of people in charge of the White House's messaging.Now, according to a recent report in Politico, Scavino is an “indispensable” member of Trump's team, and one of the staffers who spends the most time with Trump and serves as a sounding board for his social media strategy and even policy issues. Here's how Scavino went from cleaning clubs to managing Trump's social media: