Principal Engineer, Platform Services

About the team & opportunity 

What’s so great about working on Calendly’s Platform Services team? 

You will play a crucial role in designing, developing, and maintaining the foundational services and capabilities that support our engineering teams and drive the success of our products. You will leverage your deep technical expertise and leadership skills to influence platform architecture; guide engineering practices and execution; and ensure the resiliency, scalability, and performance of our platform.

Why do we need you? Well, we are looking for a Principal Engineer who will bring strong technical competency and distributed systems experience, who enjoys solving complex problems with a results driven mindset, and fosters a strong sense of ownership and operational excellence. You will report to the VP of Engineering in this role, as part of the Platform Services organization. You will be using technologies like Google Cloud Platform, Kubernetes, Go, Node, TypeScript, Ruby on Rails, React, PostgreSQL, Redis, and more.

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?

• Deep understanding of distributed systems and cloud computing; bonus if you have expertise in relationship graphs and/or Object Modeling
• 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
• Expertise building, operating, and maintaining high-traffic, high-availability platforms and systems
• 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
• Must be based in San Francisco Bay Area and available to come into an office as needed
• 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.

If you are an individual with a disability and would like to request a reasonable accommodation as part of the application or recruiting process, please contact us at recruiting@calendly