[1] Jokubaitis was named to the all-tournament team at the 2018 Kaunas Tournament after averaging 15 points and 8.3 assists per game and leading Žalgiris to a third-place finish.

[3] On 5 May, he made his senior debut for Žalgiris in its Lithuanian Basketball League (LKL) regular season finale against Pieno žvaigždės.

[4] In the 2018–19 season, Jokubaitis was named the Best Young Player in the second-tier National Basketball League after averaging 13.2 points, 5.2 assists and 3.4 rebounds per game for Žalgiris-2.

[14] Jokubaitis was the youngest player at the 2017 FIBA Under-19 World Cup in Egypt, averaging 10 points and 5.3 assists per game for the sixth-place team.

[15] Jokubaitis led Lithuania to fourth place at the 2019 FIBA Under-19 World Cup in Greece, where he averaged 11.3 points and 5.6 assists per game.