She made her international competition debut in the 2018 Asian Classic Powerlifting Championships winning three golds.

Making her international career debut, Farhanna competed in the under 52kg open Category at the 2018 Asian Classic Powerlifting Championships in Ulaanbaatar, Mongolia.

[6][7][8][9] She was awarded the Best Lifter (silver) by IPF Points and also won the Squat (120 kg) and Overall categories in her weight class, in addition to a bronze in the Bench Press.

[12] On 16 September 2022, Farhanna broke her world record, lifting 201kg at the inaugural Southeast Asian Cup in Johor Bahru, Malaysia.

[13] On 15 December 2023, Farhanna rewrote her deadlift world record twice at the Asian Classic Powerlifting Championships in Johor Bahru, Malaysia.