Senior software (typescript/ruby/react) engineer

Kake

📍 Brasil, São Paulo, Brazil

Full-time Other-General Posted February 25, 2026

Job Description

Summary
We’re looking for a Senior Software Engineer to help shape and scale a modern web experience for a fast-paced, consumer-facing product team. You’ll work closely with cross-functional stakeholders to deliver elegant, performant, and maintainable applications using Type Script, Ruby on Rails and React . This role is ideal for someone who possesses a high level of agency, a doer mentality, and the ability to maintain a full product vision while shipping high-quality code at speed.
Core Requirements : Mastery of Type Script and React for building complex, scalable web applications. 5+ years of professional experience in frontend development with a proven track record of shipping production-grade software.
Experience working with Ruby on Rails (or interest in a product where Ro R is core) Prior experience in the Trading, Brokerage, or Wealth Management industries. Demonstrated high level of agency and a proactive doer mentality, with the ability...