BRIDGEPORT — A city man found guilty of selling heroin in the city’s East End was sentenced to 15 years in federal prison on Tuesday, authorities announced.

A judge ordered 36-year-old Dewayne “Weezy” Joyner to serve 180 months of prison, followed by five years of supervised release.

Evidence presented during trial earlier this year revealed that during the summer of 2017, law enforcement investigating narcotics trafficking in the city’s East End neighborhood learned that Joyner was selling heroin, authorities said.

Investigators bought heroin from Joyner in September 2017, and learned he was staying at a hotel in Bridgeport and storing drugs there, authorities said.

Law enforcement also discovered that Joyner and others stole a “large quantity of heroin during an armed home-invasion robbery” on Sept. 2, 2017, according to a news release from the office of U.S. Attorney for Connecticut John Durham.

During that robbery, the news release said, Joyner fired two rounds from a gun. He was arrested Sept. 12, 2017.

At the time of his arrest, authorities said, Joyner was found with an undisclosed amount of heroin, $1,326 in cash, four cellphones and his hotel room key. When they searched his room, investigators said they found more than 250 grams of heroin and items used to process and package drugs for street sale.

A grand jury found Joyner guilty on Jan. 31 of Investigators bought heroin from Joyner in September 2017, and learned he was staying at a hotel in Bridgeport, storing drugs in his room there.

He has been detained since his arrest.