He started his career with Ismaily SC at the age of eight and eventually made it to the first team in 2015. He later moved to the ranks of Al-Assiouty SC, now known as Pyramids FC.He spent two seasons with Al-Assiouty before transferring to Future Club and then to Pyramids FC in the summer of 2023.Lashin began his international career with the Egyptian national team under the management of coach Hossam El-Badry. El-Badry called him up to join the Pharaohs’ camp in March 2021 for the matches against Kenya and Comoros in the fifth and sixth rounds of the African qualifiers for the 2022 Africa Cup of Nations in Cameroon. Since then, Lashin has been representing the national team.