Web Developer – Marketing Site
sierra · San Francisco
Job description
About the role
We are looking for a Web Developer to own the frontend of both our core product and marketing sites. You will ensure a polished, high-performance experience across all customer-facing web surfaces while collaborating closely with design, content and growth teams.
Key responsibilities
- Develop and maintain the web app and marketing pages using modern JavaScript, TypeScript and React.
- Build and evolve our headless CMS (Sanity) with structured content models, preview and staging workflows.
- Implement analytics, A/B testing and experimentation pipelines to drive growth.
- Support localization and internationalization, creating first-class multilingual experiences.
- Own Core Web Vitals, media optimization and performance tuning.
- Champion accessibility by applying semantic markup, keyboard navigation and WCAG guidelines.
Required profile
- Experience building marketing-oriented web experiences with an understanding of funnels, SEO and conversion.
- Strong frontend fundamentals in JavaScript, TypeScript and React (or similar framework).
- Demonstrated commitment to performance and accessibility in production.
- Hands-on experience with headless CMS and structured content; Sanity is a plus.
- Ability to work cross-functionally with designers, writers and marketers.
- Bonus: experience with localization, analytics platforms, or third-party integrations.
Required skills
- JavaScript
- TypeScript
- React (or comparable framework)
- Sanity headless CMS
- Web performance optimization
- Accessibility (WCAG) implementation
- Internationalization (i18n) and localization workflows
- Web analytics and A/B testing tools
- Integration of video hosting or error-monitoring services
What we offer
- Unlimited paid time off and flexible work environment.
- Medical, dental, vision, life and disability benefits for you and your family.
- Retirement plan, parental leave and fertility benefits.
- Lunch, snacks, coffee and a discretionary benefit stipend.
- Equity participation for eligible full-time employees.
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Published 7 hours ago
Expires 1 month from now
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sierra
San Francisco
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