Senior Developer, Fullstack - Identity Access Management(IAM)

Fullscript; Toronto; On-site; CAD 90,000 - 130,000; Full time

Job summary

Fullscript is seeking a Senior Fullstack Developer for their IAM Engineering team. In this role, you will develop and maintain systems related to user authentication and authorization. The ideal candidate has over 5 years of software development experience and expertise in security protocols. Join us to build secure, scalable solutions for healthcare that support both practitioners and patients effectively.

Benefits

Generous PTO

RRSP match program

Flexible benefits package

Training budget

Discount on Fullscript products

Ability to work remotely

Qualifications

• Experience with authentication protocols, SSO (SAML, OAuth), RBAC, and MFA.
• 5+ years of professional software development experience.
• Hands-on experience with modern web development technologies.

Responsibilities

• Collaborate with team to build and maintain IAM capabilities.
• Contribute to backend and frontend codebases with reliability in mind.
• Participate in technical design discussions and break down projects.
• Identify and suggest improvements to authentication and authorization flows.
• Help maintain IAM systems and resolve production issues.
• Work with product, security, and legal stakeholders on compliance.

Skills

Authentication protocols

SSO (SAML, OAuth)

RBAC

MFA

Ruby on Rails

React

JavaScript/TypeScript

GraphQL

Apollo

Job description

At Fullscript, we’re not just changing healthcare—we’re making it whole.

We help 100,000+ healthcare practitioners support 10 million patients with a platform that delivers evidence-based health solutions, diagnostic support, and practitioner tools—all in one place.

Healthcare today is disconnected. We’re fixing that. Fullscript makes it easier for practitioners to treat the whole person, not just symptoms, so patients get the support they need—when they need it.

We’re building a better way—one where healthcare is connected, complete, and built for impact.

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 integrations, and our OAuth flows. You’ll work closely with your teammates, engineering leads, product, and security stakeholders to deliver secure, reliable, and scalable solutions.

This is how we like building software: https://fullscript.com/developer-handbook If you share our values, we’d be excited to talk with you!

What you'll do:

• Collaborate with your pod — a small, focused team of full-stack engineers — to build and maintain IAM capabilities
• Contribute to backend and frontend codebases with an eye toward reliability, scalability, and security
• Participate in technical design discussions and help break down projects into clear, actionable tasks
• Identify and suggest improvements to our authentication and authorization flows
• Help support the maintenance and uptime of IAM systems, including investigating and resolving production issues
• Work closely with product, security, and legal stakeholders to ensure compliance and integrity of user data and access
• Stay informed on evolving security practices, frameworks, and technologies

What you bring to the table:

• 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 we can offer you:

• Generous PTO and competitive pay
• Fullscript’s RRSP match program for financial health
• Flexible benefits package and workplace wellness program
• Training budget and company-wide learning initiatives
• Discount on Fullscript catalog of products
• Ability to work Wherever You Work Well*

Why Fullscript?

Great work happens when people are supported, challenged, and inspired. Here, you’ll be part of a team that:

⬦ Values innovation—we push boundaries and always look for better ways.

⬦ Supports growth—through learning, mentorship, and meaningful work.

⬦ Cares about balance—with flexible work options and time off when you need it.

Apply now—let’s build the future of healthcare, together.

Fullscript is an equal-opportunity employer committed to creating an inclusive workplace. Accommodations are available upon request—email [e-mail] for support.

Before joining the team, all candidates who receive and accept an offer will complete a background check.

MORE INFO: www.fullscript.com | www.rupahealth.com | Follow us on social media @fullscriptHQ

IN THE NEWS: Fullscript acquires Rupa Health

Let’s make healthcare whole