Calendly is a SaaS platform providing scheduling automation software used by millions of users.

Calendly is seeking a Senior Full Stack Engineer to join their Engineering team in a crucial role focused on Identity & Access Management. The position offers an exciting opportunity to work on transforming a monolithic architecture into microservices while supporting millions of users. The role involves working with modern technologies including Google Cloud Platform, Kubernetes, and various programming languages and frameworks.

As a Senior Full Stack Engineer, you'll be instrumental in designing, developing, and maintaining foundational services that support engineering teams and drive product success. The position requires deep technical expertise in distributed systems, cloud computing, and IAM solutions. You'll collaborate across teams, mentor others, and contribute to platform scaling initiatives.

The company offers competitive compensation with tiered salary ranges based on location, along with equity, bonuses, and comprehensive benefits. This is an excellent opportunity for experienced engineers who want to make a significant impact at a growing SaaS company while working with cutting-edge technologies and solving complex problems.

The ideal candidate will bring 7+ years of software development experience, strong technical competency in distributed systems, and experience with major architectural refactoring. You'll be joining a company that's still in its growth phase, where your work will directly impact millions of users and help shape the future of scheduling automation software.

Working at Calendly means being part of a team that values technical excellence, operational efficiency, and clean, maintainable code. The role offers significant opportunities for professional growth and learning, working alongside talented professionals in a collaborative environment.

Senior Full Stack Engineer role at Calendly focusing on IAM, distributed systems, and platform scaling, offering competitive compensation and growth opportunities.

Senior Full Stack Engineer

Calendly is a company that provides scheduling software used by millions of people.

Calendly is seeking a Senior UI/UX Engineer to join their Engineering team. This role focuses on building and maintaining reusable UI components and libraries to enhance developer productivity and drive a consistent user experience across multiple products. The ideal candidate will have deep expertise in Design Systems and component-driven applications using TypeScript, JavaScript, React, Redux, and Redux Toolkit (RTK).

Key responsibilities include:
- Participating in scrum ceremonies and team meetings
- Refining Design System and Component Libraries
- Creating and updating UI components
- Developing documentation for developers and designers
- Mentoring junior team members and ensuring code quality
- Working on automated UI tests

Requirements:
- 7+ years of professional experience in frontend/UI development
- Strong experience with HTML5, CSS3, and responsive design
- Familiarity with UX/UI test frameworks
- Ability to create reusable, scalable, and performant UI/UX components
- Experience with UI/UX design tools and working with design teams
- Knowledge of design systems and RESTful APIs
- Cross-browser compatibility and web accessibility expertise
- Experience in refactoring legacy codebases

Calendly offers a competitive salary based on location tiers, equity awards, and benefits. This is an excellent opportunity to make a significant impact and accelerate your career while working with millions of users.

Senior UI/UX Engineer at Calendly: Build reusable UI components using React, TypeScript, and Design Systems.

Senior UI/UX Engineer

Calendly is a SaaS company that provides scheduling software used by millions of people.

Calendly is seeking a highly skilled and experienced Senior QA Engineer to join their Engineering team. Reporting to the QA Engineering Manager, you will play a critical role in ensuring the quality and reliability of their platform, with a focus on leadership and strategic contribution across QA initiatives. 

As a Senior QA Engineer at Calendly, you will work closely with Development Engineers, Product Managers, SDETs, and QA Engineers to shape the testing strategy, continuously improve processes, and help to ensure quality across all releases. Your expertise will influence team practices and help build scalable, reliable testing frameworks that support long-term product growth.

Key responsibilities include:
- Leading the definition and execution of testing strategies for complex projects
- Collaborating with stakeholders to ensure comprehensive test coverage
- Designing and implementing automation frameworks
- Driving key QE initiatives and process improvements
- Monitoring, analyzing, and reporting on test results
- Mentoring and guiding other QA Engineers
- Advocating for quality across the organization

The ideal candidate will have 8+ years of experience testing web applications, including 2+ years on iOS and Android, expertise in testing SaaS products, and a strong ability to drive change and lead initiatives. Proficiency in test automation frameworks, scripting languages, and CI/CD tools is required.

Calendly offers a competitive salary based on location tiers, with ranges from $114,800 to $186,400 USD, along with benefits including a Quarterly Corporate Bonus program, equity awards, and other perks. Join Calendly to make a serious impact and accelerate your career to the next level.

Senior QA Engineer role at Calendly, leading testing strategies and quality initiatives for a popular scheduling SaaS platform.

Senior QA Engineer

Calendly is a platform that provides scheduling and availability solutions for millions of users.

Calendly is seeking a Principal Engineer to join their Engineering team, specifically in the Scheduling & Availability organization. This role involves leading features and architecture design to maintain user confidence in Calendly. The ideal candidate will bring strong technical competency, problem-solving skills, and foster ownership and operational excellence.

Key responsibilities include:
- Architectural Design: Shaping technical strategy and North Star Architecture
- Technical Leadership: Providing mentorship and guidance to engineering teams
- Cross-Functional Collaboration: Working with product, design, and other stakeholders
- Planning & Execution: Contributing to critical "Big Rock" initiatives
- Vision & Strategy: Developing core technical functions and capabilities

The role requires expertise in high-traffic, high-availability platforms, experience in driving technical direction, and strong problem-solving skills. The engineer will work with technologies such as Google Cloud Platform, Kubernetes, Argo Workflows, Rails, NodeJS, React, PostgreSQL, and Redis.

Calendly offers a competitive salary based on location tiers, with ranges from $212,500 to $345,000 USD, along with benefits including a Quarterly Corporate Bonus program, equity awards, and other perks. This position provides an opportunity to make a significant impact on a growing platform used by millions of people.

The ideal candidate should be authorized to work in the United States, be available for up to 10% travel, and participate in on-call rotations. Calendly values diversity and provides accommodations for individuals with disabilities upon request.

Join Calendly as a Principal Engineer to lead architectural design and technical strategy for our scheduling platform.

Principal Engineer

Calendly provides scheduling software that millions of people rely on for managing their appointments and meetings.

Calendly is seeking a Developer Support Specialist III to join their Customer Experience team. This role involves providing high-touch support for customers, particularly focusing on API, SAML/SCIM, technical integrations, and broader development challenges. The ideal candidate will have a robust background in development & integration, leadership qualities, technical expertise, and a self-driven curiosity for resolving technical issues.

Key responsibilities include:
- Resolving complex issues and aiding with sophisticated integrations
- Offering detailed support for enterprise customers
- Conducting in-depth analysis of development practices
- Acting as a consultant and advocate for enterprise customers
- Developing and maintaining resources for the developer community
- Addressing inquiries related to APIs, webhooks, and advanced integrations
- Collaborating with Product teams to relay customer feedback
- Providing technical mentorship to customer experience teammates

The role offers opportunities for professional growth, impact on millions of users, and the chance to work with an exceptional team. Calendly provides a competitive salary based on location tiers, along with benefits including a Quarterly Corporate Bonus program, equity awards, and other perks.

If you're passionate about customer support, have strong technical skills, and want to make a significant impact in a growing company, this could be an excellent opportunity for you at Calendly.

Calendly seeks a Developer Support Specialist III to provide high-touch technical support for enterprise customers, focusing on API, SAML/SCIM, and integrations.

Developer Support Specialist III

Calendly is a scheduling automation platform that helps millions of people schedule meetings efficiently.

Calendly is seeking a Principal Engineer for their Platform Services team to play a crucial role in designing, developing, and maintaining foundational services that support engineering teams and drive product success. This role involves leveraging deep technical expertise and leadership skills to influence platform architecture, guide engineering practices, and ensure resiliency, scalability, and performance.

Key responsibilities include:
1. Architectural Design: Shaping technical strategy and North Star Architecture, guiding design and implementation across the engineering organization.
2. Technical Leadership: Providing mentorship, guidance, and decision-making to enable engineering teams to deliver optimal solutions.
3. Cross-Functional Collaboration: Working closely with product, design, and engineering stakeholders to translate requirements into technical solutions.
4. Planning & Execution: Contributing hands-on to critical "Big Rock" initiatives, delivering high-quality output and participating in planning processes.
5. Vision & Strategy: Developing and articulating the vision for core technical functions, defining their strategic value, and overseeing their evolution.

Requirements:
- Deep understanding of distributed systems and cloud computing
- Experience driving zero-to-one development of key technical capabilities
- Expertise in building and maintaining high-traffic, high-availability platforms
- Strong problem-solving skills and ability to analyze complex systems
- Excellent communication and interpersonal skills
- Proven leadership capabilities with experience mentoring engineering teams
- Adaptability to new technologies and changing requirements
- Availability for on-call rotation

Technologies used include Google Cloud Platform, Kubernetes, Go, Node, TypeScript, Ruby on Rails, React, PostgreSQL, and Redis.

Calendly offers a competitive salary range of $255,000 - $345,000 USD for this role in San Francisco, with additional benefits including equity awards and a Quarterly Corporate Bonus program. The company values diversity and inclusion, fostering a culture where everyone is welcomed, valued, and respected.

Join Calendly to make a significant impact on a product used by millions, accelerate your career, and work alongside exceptional colleagues in a high-growth environment.

Principal Engineer for Platform Services at Calendly, leading architectural design and technical strategy for distributed systems.

Principal Engineer, Platform Services

Calendly is a SaaS company that provides a platform for scheduling appointments and meetings, used by millions of people worldwide.

Calendly is seeking a Senior Full Stack Engineer to join their Engineering team. This role involves working on a monolith being decomposed into various services to scale the platform and team. The ideal candidate will bring deep technical know-how, architectural wisdom, and enthusiasm to the team.

Key Responsibilities:
- Collaborate within the team to build new features for high-impact enterprise customers
- Contribute to platform scaling initiatives
- Meet regularly with Product and Design teams
- Attend agile ceremonies for work planning and execution
- Work across squads to improve Engineering practices
- Review implementation plans and pull requests
- Mentor and coach other team members

The role involves working with technologies such as Google Cloud Platform, Kubernetes, Argo Workflows, Rails, NodeJS, React, PostgreSQL, and Redis. The engineer will be part of a team delivering critical features to millions of users while maintaining best-in-class quality.

Calendly offers a competitive salary based on location tiers, along with benefits including a Quarterly Corporate Bonus program, equity awards, and other perks. This is a remote position within the United States, offering an opportunity to make a significant impact on a product used by millions worldwide.

Senior Full Stack Engineer at Calendly: Build and scale features for a widely-used scheduling platform. Remote US position with competitive pay and benefits.

Calendly is a scheduling automation platform that helps millions of users save time and streamline their scheduling processes.

Calendly is seeking a Full Stack Engineer III to join their Engineering team. This role offers an opportunity to work on a product used by millions and known for its best-in-class quality. The ideal candidate will bring deep technical know-how, system design knowledge, and a healthy dose of fun to the team.

Key Responsibilities:
- Collaborate within the team to build new features targeted at high-impact enterprise customers
- Contribute to platform scaling initiatives
- Meet regularly with Product and Design to fine-tune requirements
- Attend agile ceremonies to plan and execute work
- Work across squads to improve Engineering practices at Calendly
- Review implementation plans and pull requests from peers
- Mentor and coach other team members

The Calendly platform is transitioning from a monolith to a service-oriented architecture. As a Full Stack Engineer, you'll be involved in both building new features and scaling the platform and architecture. You'll work with technologies such as Google Cloud Platform, Kubernetes, Argo Workflows, Rails, NodeJS, React, PostgreSQL, and Redis.

Requirements:
- 5+ years of Software Development experience at a SaaS or technology company
- Experience with Service Oriented Architectures (SOA) and microservices
- Previous experience with monolith to services architectural rebuilds
- Experience with Rails, Node, or a comparable web-app development framework
- Drive to craft clean, reliable, and maintainable code
- Availability for participation in on-call rotation
- Authorization to work lawfully in the United States

Calendly offers a competitive compensation package, including base salary, quarterly corporate bonus or sales incentive, equity awards, and comprehensive benefits. The company uses a tiered salary structure based on geographic location:

Tier 1 (San Francisco, CA, San Jose, CA, New York City, NY): $167,198 - $226,210 USD
Tier 2 (Chicago, IL, Austin, TX, Denver, CO, Boston, MA, Washington D.C., Philadelphia, PA, Portland, OR, Seattle, WA, Miami, FL, and all other cities in CA): $153,265 - $207,359 USD
Tier 3 (All other locations): $139,332 - $188,508 USD

Join Calendly to accelerate your career, learn, grow, and do the best work of your life alongside exceptional colleagues.

Calendly is hiring a Full Stack Engineer III to build and scale features for their scheduling automation platform, offering competitive compensation and growth opportunities.

Full Stack Engineer III

Calendly is a scheduling automation platform used by millions of people for its best-in-class quality.

Calendly is seeking a Senior Full Stack Engineer to join their Engineering team. This role offers an opportunity to work on a product used by millions and known for its best-in-class quality. The ideal candidate will bring deep technical know-how, architectural wisdom, and enthusiasm to the team.

Key Responsibilities:
- Collaborate within the team to build new features targeted at high-impact enterprise customers
- Contribute to platform scaling initiatives
- Meet regularly with Product and Design to fine-tune requirements
- Attend agile ceremonies to help plan and execute work
- Work across squads to improve Engineering practices at Calendly
- Review implementation plans and pull requests from peers
- Mentor and coach other team members

The Calendly platform is transitioning from a monolith to a service-oriented architecture. As an engineer, you'll be involved in both building new features and scaling the platform and architecture. You'll work with technologies such as Google Cloud Platform, Kubernetes, Argo Workflows, Rails, NodeJS, React, PostgreSQL, and Redis.

Requirements:
- 7+ years of Software Development experience at a SaaS or technology company
- Experience with Service Oriented Architectures (SOA) and microservices
- Experience with monolith to services architectural rebuilds
- Proficiency in Rails, Node, or a comparable web-app development framework
- Drive to craft clean, reliable, and maintainable code
- Availability for on-call rotation
- Authorization to work lawfully in the United States

Calendly offers a competitive salary based on location, with three tiers:
- Tier 1 (San Francisco, CA, San Jose, CA, New York City, NY): $197,880 - $267,720 USD
- Tier 2 (Chicago, IL, Austin, TX, Denver, CO, Boston, MA, Washington D.C., Philadelphia, PA, Portland, OR, Seattle, WA, Miami, FL, and all other cities in CA): $181,390 - $245,410 USD
- Tier 3 (All other locations): $164,900 - $223,100 USD

In addition to the base salary, Calendly offers a Quarterly Corporate Bonus program, equity awards, and competitive benefits. Join Calendly to make a serious impact and accelerate your career to the next level.

Senior Full Stack Engineer position at Calendly, offering competitive salary and benefits for experienced developers to work on a widely-used scheduling platform.

Calendly is seeking a Senior Machine Learning Engineer to join their Data Science & Machine Learning team. This role offers an exciting opportunity to drive innovation in data, analytics, and AI, creating impactful experiences for customers through machine learning.

Key Responsibilities:
- Work with large-scale time series data to build and improve ML models for Calendly's product use cases
- Collaborate with cross-functional teams to prioritize and implement ML requirements
- Develop, productionize, and operate ML models and pipelines at scale
- Leverage cloud services and tools to create high-performing ML systems
- Optimize models to meet latency SLAs and conduct live experiments

Requirements:
- 5+ years of industry experience in applied Machine Learning
- Deep understanding of the full ML lifecycle
- Strong programming skills (Python, Scala, Java, SQL)
- Proficiency in ML frameworks (Keras, TensorFlow, PyTorch)
- Experience with time series data and related ML problems
- Familiarity with Retrieval-Augmented Generation techniques
- Strong communication skills and ability to work remotely

Calendly offers a competitive salary range based on location, along with equity, bonuses, and comprehensive benefits. This role provides an excellent opportunity to work on innovative ML projects and make a significant impact in a growing company.

Senior Machine Learning Engineer at Calendly: Drive innovation in data, analytics, and AI for a leading scheduling automation platform.

Calendly Engineering Jobs

Calendly is a SaaS platform providing scheduling automation software used by millions of users.