[1] On the second day of the 2019 World Aquatics Championships in Gwangju, South Korea in July, Sánchez and his partner Jennifer Cerquera Hatiusca ranked eighth in the preliminaries of the mixed duet technical routine, qualifying for the final two days later with a score of 76.1453 that included a minus 1.0 penalty incurred during the performance.

[8][9] Day eight of competition, he and Cerquera Hatiusca qualified for the final of the mixed duet free routine, with a score of 78.5667 points in the preliminaries.

[3] On the second day of competition for the second leg of the 2022 FINA Artistic Swimming World Series, held in April at Piscine Georges Vallerey in Paris, France, Sánchez won the gold medal in the solo free routine with a score of 80.8667 points for his performance choreographed in the theme of "The Joker".

[4] He finished the day off in the mixed duet free routine with the same partner, placing fourth with a score of 80.2667 points.

[24][25] For their second of two events, the mixed duet free routine, they achieved a new personal best score at a World Championships of 81.4667 points, ranked sixth overall, and qualified for the final.