She acquired French nationality on 10 August 2007, through the collective effect of her mother's naturalization.

[6][7] She won the silver medal in the women's 59 kg event at the 2021 European Weightlifting Championships held in Moscow, Russia.

[12] She competed in the women's 71 kg event at the 2022 Mediterranean Games held in Oran, Algeria.

[13] In 2023, she competed in the women's 59 kg event at the World Weightlifting Championships held in Riyadh, Saudi Arabia.

[14] In August 2024, Tchakounté competed in the women's 59 kg event at the 2024 Summer Olympics held in Paris, France.