Sébastien Marichal is a skilled software developer with extensive experience in various roles across multiple companies. Currently serving as a Software Developer at Sonar since March 2023, Sébastien has previously held positions such as Senior .NET Developer at Open Web Technology from January 2021 to February 2023, where expertise was focused on digital transformation projects, and .NET Developer at SQLI from May 2018 to December 2020, specializing in custom application development. Additional experience includes roles as Associate Developer at Knowledge Expert, Gameplay Developer at Eugen Systems, and Full Stack Developer at Passman, along with academic contributions at Epitech, where Sébastien taught and developed programming curricula. Educational qualifications include a Master 2 in Computer Science from EPITECH and international study at Keimyung University.