[2] Two days later, he made his debut in a goalless home draw against Goiás in that year's Campeonato Brasileiro Série A, as a 62nd-minute substitute for Giuliano.

[3] He made one more appearance off the bench over the season, and was included in Inter's squad for the 2010 FIFA Club World Cup in the United Arab Emirates, but did not take to the field as his team came third.

[4] On 19 March 2011, he made his Campeonato Gaúcho debut by replacing Daniel for the final six minutes of a goalless draw against Novo Hamburgo at Beira-Rio,[5] his sole appearance of a season which his team ended as champions.

On 23 January 2013, as a half-time replacement for Caio in the second game of that year's Campeonato Goiano, he scored his first senior goal to give the Esmeraldino the lead in an eventual 3–1 win at Grêmio Anápolis.

[7] Later in the year, Sasha's four goals in 16 games helped Goiás to sixth place in the edition of the national league; his first such strike came on 18 September as a substitute for Renan Oliveira in a 2–2 draw at Coritiba.

[9] Sasha scored twice in seven games as the Colorado won the 2014 Campeonato Gaúcho; his first goal for them came on 29 January in a 2–1 home win over São Paulo-RS, three minutes after replacing Valdívia at the Estádio Francisco Stédile.

[13][14] Sasha was the team's top scorer with six goals in 15 games as Inter won a sixth consecutive state title in 2016; he opened the 3–0 home win over Juventude in the second leg of the final (4–0 aggregate).

[28] Upon giving him his first professional contract, Internacional manager Celso Roth said of Sasha:[2] He is a boy who I have seen distinguishing himself in the reserves, a player with speed.