Senior Rails Developer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Rails Developer based in the United States. This role offers the opportunity to build and evolve scalable Ruby on Rails applications in a modern, distributed environment. You will work across multi-tenant architectures and multi-database systems while developing reliable integrations with external platforms. The position combines backend development, data synchronization, background processing, testing, and performance optimization. You will collaborate closely with other developers to deliver new capabilities and solve complex technical challenges. Strong engineering practices, automated testing, code reviews, and continuous improvement are central to the role. This is a strong opportunity for an experienced Rails developer who enjoys solving technical problems and building dependable SaaS applications.