Nadine Belfihadj is a quality engineer currently employed at Sweetch Energy since October 2022. Previously, Nadine held the position of quality and regulatory affairs intern at FeetMe from February to July 2022. Academic experience includes a research internship at Université de Paris focused on the in vitro comparison of prosthetic tooth wear based on material characteristics in April 2021. Additional internships involved working on photovoltaic cell simulations at the Centre de Recherche en Technologie des Semi-Conducteurs pour l'Énergétique, a gas sensor project using porous silicon, and training in non-destructive testing methods at Air Algérie. Nadine received a Master’s degree in biomedical engineering and biomaterials from Université Paris Cité in 2022, as well as an engineering diploma in materials engineering from Ecole Nationale Polytechnique (ENP) in Algeria in 2020.