Full-Time Principal Engineer Scheduling and Availability

About the team & opportunity 

What'™s so great about working on Calendly'™s Engineering team? 

We make things possible for our customers through innovation.

Why do we need you? Well, we are looking for a Principal Engineer who will bring strong technical competency, enjoys solving complex problems with a results driven mindset, and fosters a strong sense of ownership and operational excellence. You will report to one of our Engineering Managers in this role, as part of the Scheduling & Availability organization, and will be responsible for leading features and architecture designed to maintain our users'™ confidence in Calendly. You will work with multiple technologies such as Google Cloud Platform, Kubernetes, Argo Workflows, Rails, NodeJS, React, PostgreSQL, and Redis, to name a few.

A day in the life of a Principal Engineer at Calendly

On a typical day, you will be working on: 

• Architectural Design: Having a strong hand in shaping our technical strategy and North Star Architecture as well as guiding the design and implementation of services and components across the engineering organization
• Technical Leadership: Providing mentorship, guidance, decision making, and example implementations to enable engineering teams to deliver the right solutions and outcomes
• Cross-Functional Collaboration: Working closely with product, design, engineering, and other stakeholders to understand requirements and translate them into technical solutions; you will be engaged across initiatives spanning Calendly'™s entire engineering organization.
• Planning & Execution: Acting as a hands-on, key contributor and leader on critical 'œBig Rock' initiatives, delivering high output with high quality; participating in planning to define capabilities, goals, scope, milestones, and work breakdown in a manner that promotes incremental delivery and high impact
• Vision & Strategy: Developing and articulating the vision for core technical functions and their capabilities, defining their strategic value, and overseeing their evolution to meet future demands and enhance our overall platform

What do we need from you?

• Expertise architecting, operating, and maintaining high-traffic, high-availability platforms and systems
• Experience driving technical direction, leading complex problem-solving efforts, and guiding teams through challenges
• Experience driving zero-to-one development of key technical capabilities
• Experience performing a major architectural refactor; bonus if you have experience refactoring a monolithic application into microservices
• Excellent problem-solving skills and the ability to analyze complex systems to identify root causes and implement effective mitigations and resolutions
• Demonstrated ability to drive innovation and propose new solutions or improvements that align with organizational goals
• Strong communication and interpersonal skills, with the ability to convey complex technical concepts to non-technical stakeholders
• Strong collaborative skills and the ability to work effectively within a team, including remote and distributed teams
• Proven leadership capabilities with experience mentoring and guiding engineering teams
• Ability to adapt to new technologies, changing requirements, and evolving organizational needs
• Availability for participation in on-call rotation, ensuring prompt and effective responses to business-critical alerts outside of regular working hours