Senior Fullstack Developer (Toronto)

Fullscript

📍 toronto, on, Canada

Full-time Other-General Posted June 04, 2026

Job Description

Who you are

  • A collaborative mindset and a willingness to share knowledge and ideas with teammates
  • Passion for IAM and security — you care about protecting users and understanding the threat landscape
  • Experience with authentication protocols, SSO (SAML, OAuth), RBAC, and MFA
  • 5+ years of professional software development experience
  • Hands‑on experience with modern web development — we use Ruby on Rails, React, JavaScript/TypeScript, GraphQL, and Apollo
  • A commitment to writing clean, maintainable code and fostering strong engineering practices

What the job involves

  • We are seeking a Senior Fullstack Developer for our Identity and Access Management (IAM) Engineering team
  • As a Senior Developer, you will play a critical role in developing and maintaining all things IAM, including authentication, authorization and identity. You'll contribute directly to the systems powering sign‑up, login, SSO ...