EQS Group in Barcelona area seeks a Senior Frontend Engineer to build, mentor, and lead high-impact web applications. You will shape frontend architecture, coach peers, and leverage AI-driven tools to accelerate delivery and collaboration across a integral team. You will own the end-to-end frontend features, collaborate with Product/Design/QA, and continuously improve performance, quality, and user experience in a hybrid, international setting. #J-18808-Ljbffr