Top Senior Ruby Jobs in St. Louis, MO

The Principal Software Engineer will architect and lead the development of scalable systems, drive technical excellence, mentor teams, and promote best practices at a fintech company.

As a Senior Software Engineer, you will design and maintain systems, mentor team members, and improve both code quality and team practices.

Develop and maintain customer-facing Ruby on Rails features, collaborating with cross-functional teams to drive measurable business impact and user experience improvements.

As a Senior Software Developer, you'll implement new features, improve user experiences, and help mentor less experienced developers while ensuring code quality and optimal workflow processes.

Own and operate a real-time incident management SaaS: maintain core Ruby on Rails app, background jobs (Sidekiq/Redis), Postgres performance, REST APIs, CI/CD, production reliability, on-call support, and small Node.js services.

Join a technology company as a Fullstack Developer focusing on backend services and APIs, building scalable microservices architectures and collaborating with product teams.

Seeking a Senior Software Engineer for full-stack development with 6+ years experience, focusing on Ruby on Rails and cloud technologies, in a remote US position.

The Senior Full Stack Developer will build end-to-end solutions, collaborate in a remote environment, and write technical documentation. The role requires expertise in Ruby on Rails and various programming paradigms.