[5] Bucșa attended the Instituto Marqués De Santillana in Torrelavega, where she was awarded the title of Illustrious Alumna in December 2022.

She is in the process of putting in place public social media profiles, including Facebook and Instagram, to keep in touch with other tennis players and her fans and supporters.

[15] In November 2017, Bucșa and doubles partner Yana Sizikova won the Open de Valencia defeating Georgina García Pérez and Andrea Gámiz in the final.

[18] Bucșa entered the singles main draw of a major tournament for the first time in her career at the 2021 US Open, after defeating Kateryna Baindl, Elvina Kalieva, and Océane Dodin in qualifying.

[22] Partnering Weronika Falkowska, she won the doubles title at the 2022 WTA 125 Andorrà Open, defeating Angelina Gabueva and Anastasia Zakharova in the final.

[30] Bucșa made her main draw debut at Wimbledon, defeating Kamilla Rakhimova for her first win, before losing to fourth-seeded Jessica Pegula in the second round.

[31][32] Partnering Alena Fomina-Klotz, she won the doubles title at the WTA 125 Grand Est Open 88, defeating Amina Anshba and Anastasia Dețiuc in the final.

[40] She qualified for Adelaide as a lucky loser in singles and defeated Jasmine Paolini, before losing to top seed Elena Rybakina in the second round.

[2] Continuing her campaign on hardcourts, Bucșa participated in the Abu Dhabi Open where, as a lucky loser, she reached the quarterfinals and, once again, lost to top seed Elena Rybakina.

[46] Bucșa then made her debut at the Dubai Championships where she replaced, also as a lucky loser, fifth seed Ons Jabeur into the second round, before losing to eventual finalist Anna Kalinskaya.

[47] Seeded fourth in singles in Bogotá, Bucșa defeated You Xiaodi and Jule Niemeier, before losing to her doubles partner Kamilla Rakhimova in the quarterfinals.

[55][56] The following month, Bucșa won her first WTA 500 doubles title in Strasbourg, partnering Niculescu and defeating Asia Muhammad and Aldila Sutjiadi in the final.

[57] En route to the title, Bucșa and Niculescu upset the second-seeded team of Demi Schuurs and Luisa Stefani in the semifinal.

[58] Bucșa achieved her first French Open singles victory against qualifier Yuliia Starodubtseva in the first round,[59] before losing to Elisabetta Cocciaretto in the second.