Staff Backend Engineer

About Us: Future is building a personalized guidance system for lifelong health. We help people understand what to do next for their body, goals, and stage of life — then support them in turning those decisions into sustained behavior change. By combining AI, human expertise, personal health data, and accountability, Future helps members improve performance today while building the resilience, capacity, and healthspan they need for decades to come. About the Role Backend engineers at Future operate at all levels -- building out core services, data pipelines, essential business systems, developer operations, and customer-facing features.   We’re responsible for the entirety of product surfaces across user and trainer experiences, and the initiatives we drive span across foundational core infrastructure to rapid feature iteration. Backend engineers work closely with several engineering teams & product managers to deliver the APIs, infrastructure, and scalability needed for every initiative. You will: Design, implement, and test APIs for new products, features, and services Maintain and optimize existing systems, with emphasis on database-related performance Collaborate with other engineers across the stack as well as cross-functional stakeholders Keep up to date with the latest technologies and industry best practices, and encouraging fellow engineers to do so Serve as on-call engineer approximately one week per month, responsible for triaging incoming issues duri