Senior Software Engineer, Payments

What you'll do

• Run a modern, containerized service-oriented architecture using industry-leading software development practices
• Ship code to production many times a day
• Solve complex performance problems, empower a data-driven business and scale our software to support our booming business
• Build performant, beautiful, inclusive user interfaces that delight our users and enhance our brand
• Evaluate new technologies and improve our software stack to keep our technological edge
• Leverage cutting-edge AI tools to bring ideas to life faster than ever while upholding SeatGeek’s technical and product standards; no token limits
• Work across teams and discipline boundaries to develop the best product in our industry
• Own large areas of the payments stack, from design through operation, including reliability, cost, and performance outcomes
• Iterate and develop against our native payment processing solution, including growing usage across our US and EMEA client base
• Collaborate closely with Finance, Risk, and Product to define and deliver payment strategies

What you have

• Experience building business critical software in a fast-paced environment. We'll be interested in hearing about what you've built and how
• Experience solving complex technical challenges. SeatGeek engineers create custom solutions to unique ticketing problems, including high traffic onsales, interactive venue maps, inventory tracking, and event matching. We'll be excited to hear about challenging problems you've solved
• Passion for software craftsmanship and product. You have well-considered opinions about how software should work, and hold yourself and your code to a high standard
• A product mindset. You think beyond the code, about user experience, business impact, and what makes a great product tick
• Commitment to your teammates. You enjoy working with a diverse group of people with different experiences and take pride in mentoring and learning from others
• Experience owning end-to-end payment systems and integrations with external processors (e.g., Stripe, Adyen), including designing resilient, idempotent workflows and handling real-world failure modes.
• Experience operating payment systems in production, including monitoring, incident response, and performance optimization (e.g., authorization rates, cost efficiency).
• Experience working cross-functionally with Product, Finance, and Risk to deliver payment solutions aligned with business goals.
• Experience leading projects or mentoring engineers, with interest in growing into a broader technical or people leadership role.
• Experience ensuring financial correctness through reconciliation, auditability, and robust data modeling

Our stack

• Languages: Python (FastAPI), Go, C# (.NET Core), React+Typescript, Swift, Kotlin