Senior Software Engineer, Optimizer

About the Role Join a small team building and evolving AI-powered scheduling technology for the education sector. You will work across mathematical optimization, machine learning, and full-stack engineering to solve complex scheduling problems and help users work more effectively with the technology. What You'll Do Build and extend a core optimization engine using mixed-integer and linear programming, along with its supporting backend systems and infrastructure. Explore and implement machine learning and AI approaches that improve scheduling accuracy, speed, and accessibility. Work across the stack, with a focus on backend development and some frontend work, to help users interact with optimization tools. Own mission-critical systems end to end, including on-call support, troubleshooting, and collaboration with non-technical teams. Lead complex technical projects, contribute to delivery decisions, and provide technical guidance to teammates. What We're Looking For Four to ten years of software engineering experience shipping production software and leading complex technical work. Experience building a mission-critical algorithm, optimization module, or production machine learning model for a key product area. Knowledge of linear optimization or mathematical programming, including experience with solvers or tools such as Gurobi or CP-SAT. Strong backend experience with Python, APIs, asynchronous task processing, scalable applications, AWS, Terraform, CI/CD, and cloud infrastructure. Full-stack product experience, including a willingness to contribute to frontend work, testing, observability, and monitoring. A technical degree and strong communication skills, with experience collaborating with non-technical stakeholders and teams across Europe and India time zones, including early-morning overlap. Compensation & Benefits Base salary: $160,000 to $200,000 USD annually. Visa sponsorship is available. Location Remote within the United States. Primary location: Boston, Massachusetts.