Pathstream is hiring a Full Stack Software Engineer to build highly scalable solutions, ensure application performance, and contribute to the development of the Engineering team. Responsibilities include working across the full stack, developing new features, modernizing core systems, collaborating with product management, and identifying technical improvements. The role requires 3-5 years of full-stack engineering experience in high-growth environments. Proficiency in key technologies such as Ruby on Rails, React, Javascript, Docker, PostgreSQL, and AWS is essential.