[4][5] He also won a best and fairest with Xavier College while playing in the team in Year 11, and was named as a member of the AIS-AFL Academy.

Smith was named captain of Xavier College's first XVIII football team,[5] as well as for the Sandringham Dragons, for the 2018 season.

[22][23][24] Smith claimed Vic Metro's Most Valuable Player Award,[25] and was named in the Under 18 All-Australian team as a midfielder.

[32] He missed out on a large amount of the pre-season, as a result of the Achilles tendon injury he suffered in his draft year.

[37] He earned a 2019 AFL Rising Star nomination in the Bulldogs' Round 9 loss to Geelong, totalling 28 disposals, 10 contested possessions and 5 clearances.

[42] At the conclusion of the season, Smith finished fourth in the 2019 NAB Rising Star award behind Sam Walsh, Connor Rozee and Sydney Stack.

[49] Smith suffered a concussion early in the Bulldogs' round 5 clash against North Melbourne after being tackled by Shaun Atley,[50] but was named fit to play the following week,[51] continuing his run of consecutive games.

[53] Round 8 saw smith be named as one of the team's best[54] while also picking up two Brownlow Medal votes,[53] after being crucial to the Bulldogs' 5-point win over Gold Coast.

Smith had his best game for the year in the Western Bulldogs' 57 point victory over Adelaide in the 12th round of the season, where he collected a career-high 37 disposals, as well as 4 marks, 3 tackles and 10 inside 50s.

[61] After a quiet patch of form in the mid-season, Smith began to stamp his presence on games more regularly.

In round 15, he had 31 disposals and 2 goals to be best on ground behind the captain Marcus Bontempelli,[62] which earned him two Brownlow Medal votes.

[60] In June 2022, a video surfaced of Smith holding a bag of white powder at a party late in 2021.

[77] Barry Drink currently has three flavours, and is owned by Smith with branding partners Charlie Curnow, Reece Walsh, and Josh and Nick Daicos.

[79][80] In May 2020, Smith took part in the Big Freeze challenge, where the contestants jump into icy water to help raise funds to combat motor neuron disease.