[2] In 2015, Valentina won an early club version of the Boulet Brothers' Dragula" contest, a precursor of the television show.

On February 2, 2017, Valentina was announced as one of fourteen contestants competing for the ninth season of RuPaul's Drag Race.

During the "Miss Charisma, Uniqueness, Nerve, and Talent Pageant" in the Hometown runway portion in the first episode of the season, Valentina paid tribute to her Mexican heritage by wearing a Mariachi inspired leotard with chaps and a sombrero with gold embellishments on the entire outfit.

[5] She won that episode's Maxi-Challenge wearing her hair in a bun, topped with flowers, and bouquet in her hands, embodying classic Mexican cultural fashion.

During the "Faux Fur Realness" runway from the 5th episode of season 9, "Reality Stars: The Musical", Valentina channeled Mexican actress Maria Felix, wearing a snakeskin dress and a gold serpent necklace.

During Season 9 Episode 9, "Your Pilot's on Fire", Valentina wore a Red Matador costume, channeling her Hispanic heritage during the "Club Kid Couture" runway.

Valentina's outfit had many Hispanic elements to it, such as the red roses all over her costume and headpiece, a montera hat, and cape with embroidered multicolored flowers to imitate the Matador.

[9] Valentina was eliminated in episode nine to Nina Bo'Nina Brown after infamously losing a lipsync battle to "Greedy" by Ariana Grande.

She was reluctant to take off a mask covering her mouth as she did not know the lyrics to the song in a moment which went viral across social media while wearing a red costume symbolizing a matador who had been defeated by a bull.

[10] During the season 10 finale, Valentina appeared via a pre-recorded video message to crown her successor for the Miss Congeniality title, Monét X Change.

Selena was a Mexican-American pop star who rose to fame in the 1980s and 1990s, singing in both English and Spanish, gaining recognition in both Mexico and the US.

Valentina wore an outfit for that episode's "Plastique Fantastique" runway inspired by a Miss Venezuela and a plastic Barbie doll.

She was in the July 2017 issue of Elle Mexico modeling designs by Benito Santos for his Red Carpet 2018 campaign.

[18] In 2023, Valentina appeared on an episode of the Drag Race Recap Youtube series, "The Pit Stop", in which she wore a floral dress, a Frida Kahlo inspired headpiece in her hair, with flowers styled into the buns on her head.

In 2024, Valentina was subsequently replaced by Taiga Brava, winner of Queen of the Universe season two, as the co-host for the series.