Senior Frontend Engineer

Job Opportunity

What’s so great about working on Calendly’s Engineering team? We make things possible for our customers through innovation.

We are seeking a Senior Frontend Engineer to join our growing team. In this role, you’ll play a critical part in building and maintaining reusable frontend components for an exciting new product going from 0 to 1. You’ll work closely with other engineers, designers, and product managers to create high-quality, performant, and scalable interfaces that power seamless user experiences.

You’ll contribute to the evolution of our frontend architecture, applying modern frontend best practices and working within a microfrontend environment. Technologies you'll use include React, TypeScript, Node.js, Google Cloud Platform, Kubernetes, and PostgreSQL. This position reports to one of our Engineering Managers and is part of the Contact Management team.

A day in the life of a Senior Frontend Engineer at Calendly

On a Typical Day, You Will Be Working On

• Building and maintaining scalable UI components with a focus on reusability and performance, contributing to a growing design system and component library
• Collaborating cross-functionally with designers, product managers, and other engineers to implement new features and improve existing functionality
• Writing high-quality, tested code using modern frontend technologies and frameworks, ensuring a smooth and accessible user experience
• Contributing to the frontend architecture by advocating for best practices in modularity, testing, and maintainability
• Participating in code reviews, technical discussions, and team ceremonies, offering thoughtful feedback and helping the team grow together
• Partnering on implementation plans for complex features, breaking down tasks into clear, manageable pieces that align with business goals

What do we need from you?

• Proven experience building and scaling frontend applications using React and TypeScript
• Familiarity working within microfrontend architectures or modular UI patterns
• Solid understanding of testing practices, including unit, integration, and end-to-end testing using tools such as Jest, React Testing Library, or Cypress
• Experience working with Storybook to develop and test components in isolation
• A strong product mindset with attention to detail and an understanding of what mak noes a great user experience
• Clear, effective communication and a collaborative approach to problem-solving
• Availability to participate in the on-call rotation, responding to business-critical issues as needed
• Authorized to work lawfully in the United States of America as Calendly does not engage in immigration sponsorship at this time

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