Principal Engineer, Scheduling and Availability

February 1, 2025

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 “Big 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

Availability for travel up to 10%

Authorized to work lawfully in the United States of America as Calendly does not engage in immigration sponsorship at this time

What’s in it for you?

Ready to make a serious impact? Millions of people already rely on Calendly’s products, and we’re still in the midst of our growth curve — it’s a fantastic time to join us. Everything you’ll work on here will accelerate your career to the next level. If you want to learn, grow, and do the best work of your life alongside the best people you’ve ever worked with, then we hope you’ll consider allowing Calendly to be a part of your professional journey.

Calendly is registered as an employer in many, but not all, states. If you are located in Alaska, Hawaii, Montana, North Dakota, South Dakota, Nebraska, Iowa, West Virginia, and Rhode Island, you will not be eligible for employment. Note that all individual roles will specify location eligibility.

The ranges listed below are the expected annual base salary for this role, subject to change.

Calendly takes a number of factors into consideration when determining an employee’s starting salary, including relevant experience, relevant skills sets, interview performance, location/metropolitan area, and internal pay equity.

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