Software Engineers at Opto are responsible for turning complex business problems into engineering solutions using technologies like React, Java, and Python. They collaborate with teammates and stakeholders to deliver high-quality code and projects on time. The role also includes active participation in product development, engineering recruiting, and fostering a culture of collaboration. Qualifications include a 4-year technical degree or equivalent work experience, 2+ years of software development experience, proficiency in React, and strong communication skills.