Crossing Hurdles is looking for a Senior Full-Stack Software Engineer to lead the development of full-stack web applications. This remote position offers an hourly contract with compensation ranging from $30 to $120 per hour, depending on experience. Responsibilities include mentoring engineers, collaborating with product and design teams, and establishing best practices in coding and testing. Ideal candidates will have a strong understanding of RESTful APIs and microservices, and experience in both frontend and backend development.