Staff Full Stack Engineer, IAM

As a Staff Full Stack Engineer, IAM at Calendly, your key responsibilities will include designing and developing foundational services, ensuring the platform's scalability and performance, collaborating with product and design teams, and mentoring junior engineers. You'll also work on transitioning the architecture from a monolith to microservices while maintaining high-quality, reliable code.

To qualify for the Staff Full Stack Engineer, IAM role at Calendly, you will need at least 10 years of software development experience at a SaaS or technology company. A deep understanding of distributed systems, cloud computing, and experience with identity and access management solutions, such as Single Sign-On and Multi-Factor Authentication, are also essential.

In the Staff Full Stack Engineer, IAM role at Calendly, you’ll work with a variety of technologies including Google Cloud Platform, Kubernetes, and Argo Workflows. Programming languages such as Go, Node, TypeScript, and Rails will be at your fingertips, and you'll also leverage databases like PostgreSQL and Redis in your projects.

Calendly supports professional growth by allowing you to work on impactful projects that scale the platform, offering opportunities to mentor others, and encouraging continuous learning through the exploration of new technologies and practices. You'll be part of a collaborative team that fosters innovation and provides support as you enhance your coding and architectural skills.

The work culture at Calendly for a Staff Full Stack Engineer, IAM is one of collaboration, support, and innovation. You'll engage in agile ceremonies, work closely with cross-functional teams, and have the chance to mentor fellow engineers. The team is driven by a shared commitment to excellence and values open communication and ownership, creating an environment where you can thrive.

In answering this question, emphasize specific projects where you designed or worked on distributed systems. Discuss the technologies you utilized and the challenges you faced, detailing how you ensured reliability and performance while encouraging scalability.

Your response should include an overview of the steps involved, such as identifying service boundaries, developing a migration plan, and ensuring data consistency. Mention any tools, frameworks, or patterns you've used, and discuss the potential risks and how to mitigate them.

Talk about the IAM frameworks you’ve implemented, including Single Sign-On and Multi-Factor Authentication protocols, and your experience with identity federation. Reference specific security best practices and how you've applied them to ensure robust security in your projects.

Choose a complex issue you've tackled, describe the problem, your approach to finding a solution, and the outcome. Highlight your technical skills and collaboration with team members to achieve successful results.

Share your commitment to continuous learning through online courses, conferences, reading industry blogs, or participating in developer communities. Give examples of how you've applied new knowledge to your work.

Discuss your approach to mentorship, such as setting clear expectations, providing constructive feedback, and creating opportunities for hands-on coding sessions. Highlight any past mentorship experiences and their positive outcomes.

Describe your process for assessing project requirements, estimating effort, and calling on agile methodologies to identify priorities. Mention tools or techniques you use for task management and communication with team members.

Detail your familiarity with agile practices such as Scrum or Kanban, your role in sprint planning or retrospective meetings, and how you adapt to changes in project scope while maintaining productivity.

Choose a project that showcases your skills, detailing your specific contributions, the technologies used, and how the project met or exceeded business objectives. Discuss collaboration with cross-functional teams and any user feedback received.

Explain your commitment to writing clean, maintainable code, adhering to style guides, and implementing code reviews. Share how you ensure that your team follows best practices for quality assurance and maintainability.