Senior Software Engineer (EU)

Marathon Talent · Buenos Aires, Buenos Aires, Argentina

Posted 7/17/2026 · last confirmed live 8/26/2026

We’re looking for a Senior Software Engineer who can design highly scalable systems and services, integrate our systems into various third-party platforms, promote a culture of technical learning, and push teammates to grow into excellent engineers. What you’ll work on Design, build, and maintain APIs, services, and systems across R2 Own the product and solution architecture Ensure best practices and uptime Contribute to company-wide standards and reliability Ensure delivery of mission-critical systems with tight deadlines Increase the quality of the delivered code, towards a zero-bug policy Research and invest in new tooling to improve services Think about security throughout everything you do Promote a culture that fosters learning, growth, risk taking, and accountability Work with other teams to figure out how to build tools to make them more productive

This role is published by Marathon Talent on workable. SwiftFit is not the employer and does not accept applications.