Senior Software Engineer — Frontline SaaS (Rails/React)

Fountain Mexico is seeking a Senior Software Engineer to collaborate across disciplines and build user-centered web applications that improve frontline worker experiences.

You will design, develop, test and maintain features, implement RESTful APIs with Rails or Express/Node, and optimize performance while ensuring security and reliability.

Candidates should have 7+ years of full‑stack experience, strong problem solving, and excellent English communication; experience with PostgreSQL is required.