What's in it for you? Ready to make a serious impact? Millions of people already rely on Calendly, and we're still in the midst of exciting product growth - 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.
About the team & opportunityMillions of people rely on Calendly, and our website is often their first experience with our product and brand. As Calendly continues to grow, our web experiences play an increasingly important role in how people discover our products, find answers, and become customers.
In this role, you'll build highly visible experiences at scale while helping shape the technical foundation behind them.
A day in the life of a Senior Full Stack Engineer at CalendlyAs a Senior Full Stack Engineer on the Website Development team, you'll help build and evolve the platforms powering Calendly's public-facing experiences, including our marketing website and Help Center.
You'll partner with Marketing, Content, SEO, Design, Product, and Engineering to build fast, accessible, discoverable, and maintainable web experiences. You'll have end-to-end ownership across frontend architecture, content systems, CMS integrations, performance, experimentation, and search and AI-powered discovery.
On a typical day
, you will be working on:
- Design, build, and maintain performant, responsive, and accessible web experiences used by millions of visitors.
- Own projects end to end, from discovery and technical design through implementation, testing, deployment, measurement, and iteration.
- Build scalable frontend architecture, reusable components, and content models that allow teams to launch and iterate quickly without sacrificing quality.
- Build and maintain integrations across our web applications, CMS, analytics and experimentation platforms, APIs, and other Calendly systems.
- Partner with Marketing, Content, SEO, Design, and Product to translate business and customer needs into scalable technical solutions and efficient publishing workflows.
- Apply technical SEO and Answer Engine Optimization (AEO) best practices to improve how Calendly content is discovered across traditional search and AI-powered experiences.
- Monitor and improve Core Web Vitals, site performance, accessibility, reliability, and overall web quality.
- Help shape the technical direction of Calendly's public web platform by simplifying architecture, improving developer experience, and raising the engineering bar through technical design, testing, code reviews, documentation, and mentorship.
What do we need from you?- 7+ years of professional software development experience, including significant experience building and operating production web applications at scale.
- Strong proficiency with modern JavaScript and TypeScript, modern frontend frameworks, and core web technologies including HTML and CSS.
- Strong understanding of browser behavior, responsive design, accessibility, caching, and web performance.
- Experience designing scalable frontend systems and reusable component architectures.
- Experience integrating web applications with APIs, content management systems, analytics platforms, experimentation systems, and other services.
- Working knowledge of technical SEO, including crawlability, indexing, metadata, structured data, site architecture, redirects, canonicalization, and performance, as well as familiarity with AEO and AI-powered discovery.
- Experience measuring and improving the performance, accessibility, and quality of high-traffic web applications.
- Strong engineering fundamentals with an emphasis on clean, maintainable code, thoughtful testing, and incremental delivery.
- Strong communication and collaboration skills with the ability to take ambiguous business or customer needs, shape the problem, and independently drive a technical solution from idea through production.
- Authorized to work lawfully in the United States of America as Calendly does not engage in immigration sponsorship at this time.
Nice to have - Experience with Payload CMS or another modern headless CMS, including designing content models and architectures for large, content-rich websites.
- Experience with Astro or similar modern web frameworks and static/server-rendered architectures.
- Experience with internationalization and localization across large web properties.
- Experience with experimentation, conversion optimization, SEO, growth marketing, or content teams on high-traffic websites.
- Experience building structured content or content APIs used by AI assistants, search systems, or other downstream consumers.
- Experience modernizing or migrating large websites, CMS platforms, or frontend architectures.
Tier 1 Salary Hiring Range
$224,400-$271,920 USD
Tier 2 Salary Hiring Range
$205,700-$249,260 USD
Tier 3 Salary Hiring Range
$187,000-$226,600 USD
The ranges listed above 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.
Base salary is just one component of Calendly's total rewards package. All full-time (30 hours/week) employees are also eligible for equity awards, and competitive benefits. Eligible Sales employees also qualify for a Sales Incentive program.
Calendly uses the zip code of an employee's remote work location, or the onsite building location if hybrid, to determine which metropolitan pay range we use. Current geographic zones are as follows:
- Tier 1: San Francisco, CA, San Jose, CA, New York City, NY
- 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.
- Tier 3: All other locations not in Tier 1 or Tier 2
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 let your Recruiter know when first connecting with them. Calendly is registered as an employer in many, but not all, states. If you are located in Alaska, Delaware, Hawaii, Idaho, Iowa, Montana, Nebraska, North Dakota, Rhode Island, South Dakota, and West Virginia, you will not be eligible for employment. Note that all individual roles will specify location eligibility.All candidates can find our Candidate Privacy Statement hereCandidates residing in California may visit our Notice at Collection for California Candidates here: Notice at CollectionThis role may require occasional travel for company events, team collaboration, or offsites.
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