Top Senior Level Ruby Jobs in Denver & Boulder, CO

Seeking a Senior Quality Engineer to join a new scrum team as the founding Quality Engineer. Responsibilities include developing and enhancing software automation, working closely with the Infrastructure Engineering team, and mentoring developers on the team. Looking for candidates with 7+ years of experience in test automation suites and manual testing, proficiency in JavaScript, TypeScript, Ruby, Playwright, and Cypress.

Ontra is seeking a Senior Full Stack Software Engineer to build and maintain web-based applications using Ruby on Rails and Ember.JS. The ideal candidate should have 7+ years of experience and a strong foundation in software development fundamentals.

Bitkey, a self-custody Bitcoin wallet, is seeking a Senior Software Engineer (Cryptography) to lead the technical direction of cryptographic primitives in the software. Responsibilities include designing, building, and deploying secure services supporting the wallet and collaborating with cross-functional teams. Requires 10+ years of experience with critical production services and strong bitcoin/cryptographic fundamentals.

TextUs is seeking a Senior Backend Software Engineer with expertise in Ruby on Rails to help build applications. The role requires developing production APIs, reviewing documentation, managing tech debt, and collaborating with the team. Responsibilities include mentoring junior developers, maintaining CI/CD processes, and working in a remote environment.