Payment Operations Specialist - US

About LumiMeds LumiMeds is a fast-growing U.S.-based telehealth startup focused on weight management and long-term metabolic health. We are building the next generation of e-commerce and clinical infrastructure from the ground up. As an early-stage company, we move quickly, operate with limited layers, and expect high ownership from every team member. There is no bureaucracy here — decisions happen fast, priorities evolve, and builders thrive. We are a remote-first, globally distributed team that values clarity, accountability, and people who take initiative rather than wait for direction. Payment Operations Specialist Remote – LATAM About LumiMeds LumiMeds is a fast-growing U.S. telehealth company transforming access to weight management and metabolic healthcare. We are building scalable systems that deliver an exceptional patient experience while maintaining operational excellence across every stage of the patient journey. We're looking for a detail-oriented Payment Operations Specialist to own payment-related workflows, manage billing exceptions, resolve payment disputes, and help improve our revenue operations. If you're someone who enjoys solving problems, identifying patterns, and creating efficient processes in a fast-paced startup environment, we'd love to meet you. What You'll Do Manage payment disputes and chargeback cases from initial notification through resolution. Gather documentation and prepare compelling evidence packages for payment processors and financial