Senior Server Engineer II, Subscriptions

ABOUT STRAVA Strava is the app for active people. With over 180 million athletes in more than 185 countries, it’s more than tracking workouts—it’s where people make progress together, from new habits to new personal bests. No matter your sport or how you track it, Strava’s got you covered. Find your crew, crush your goals, and make every effort count. Start your journey https://www.strava.com/subscription with Strava today. Our mission is simple: to motivate people to live their best active lives. We believe in the power of movement to connect and drive people forward. This role is on the Subscriptions Team, which is responsible for subscription infrastructure and product experience at Strava. We work on Strava’s platform for web and mobile payments and subscriptions, as well as lifecycle experimentation, to grow our subscriber base. We partner closely with our finance team on core subscription data and our marketing team to support acquisition and retention efforts. Our systems are used by the other engineers to build a world-class experience for our subscribers. We follow a flexible hybrid model that translates to more than half of your time on-site in our San Francisco office — three days per week. WHAT YOU’LL DO: - Design, build, and maintain scalable backend services powering Strava's subscription and payments platform using our tech stack (Ruby, Java, Scala, Python, Go, MySQL, Redis, Cassandra, Kafka, Kubernetes, and Docker). - Develop and optimize APIs that integrate with client-facing applications to deliver seamless subscription and payment experiences for athletes. - Collaborate with cross-functional partners, including product managers, designers, and client-side engineers, to align technical implementation with business needs. - Help define the technical future of payments and subscriptions at Strava, partnering with your Engineering Manager to shape and execute that vision. - Mentor and support other engineers, fostering a culture of learning, growth, and technical excellence. - Ensure service reliability, scalability, and performance while balancing technical debt with new feature development. WHAT YOU’LL BRING TO THE TEAM: - You have 7+ years of professional software development experience or equivalent expertise in backend engineering. - You are proficient in at least one of Strava's core backend languages (Ruby, Java, Scala, Python, or Go). - You have experience with relational (e.g., MySQL) and NoSQL (e.g., Redis, Cassandra) databases in production environments. - You have a solid understanding of distributed systems and technologies like Kafka, Kubernetes, and Docker. - You have experience working with — or are excited to learn about — subscription billing, payment processing, and related infrastructure. - You excel at mentoring engineers and fostering a positive, growth-oriented team culture. WHY JOIN US? Movement brings us together. At Strava, we’re building the world’s largest community of active people, helping them stay motivated and achieve their goals. Our global team is passionate about making movement fun, meaningful, and accessible to everyone. Whether you’re shaping the technology, growing our community, or driving innovation, your work at Strava makes an impact. When you join Strava, you’re not just joining a company—you’re joining a movement. If you’re ready to bring your energy, ideas, and drive, let’s build something incredible together. Strava builds software that makes the best part of our athletes’ days even better. Just as we’re deeply committed to unlocking their potential, we’re dedicated to providing a world-class, inclusive workplace where our employees can grow and thrive, too. We’re backed by Sequoia Capital, TCV, Madrone Partners and Jackson Square Ventures, and we’re expanding in order to exceed the needs of our growing community of global athletes. Our culture reflects our community. We are continuously striving to hire and engage teammates from all backgrounds, experiences and pe