Senior Ruby on Rails Developer | Remote | Crypto Tax Platform

Own your work. Skip the meetings. Join a lean, async-first team powering a crypto tax platform used by 1.5M users. Full ownership, clean code, real impact. Remote (EU). $80–90K/year, B2B. At Koinly , we’re looking for a Senior Ruby Developer to help design, build, and maintain scalable backend systems that power crypto tax reporting for over 1.5 million crypto investors. You’ll write clean, efficient, and high-performance code – not to just ship new features, but to continuously optimize speed,…