Web Developer, Marketing Site

Sierra
San Francisco
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Cross-functional collaboration","Performance optimization","Accessibility focus"]

Own the frontend for both product and customer-facing marketing surfaces, building features in the web app and collaborating to keep the website cohesive, polished, and high-quality. Develop content infrastructure using a headless CMS (Sanity) so marketing teams can self-serve with structured schemas and preview workflows. Drive growth through analytics and experimentation, make localization/i18n first-class, and treat performance and accessibility (Core Web Vitals, WCAG-minded components) as core product features.

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FursaFursa
Sierra
Sierra
1 day ago

Web Developer, Marketing Site

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 14 hours agoStatus: Live
Reposted: similar role first listed 1 month ago

Job Summary

Own the frontend for both product and customer-facing marketing surfaces, building features in the web app and collaborating to keep the website cohesive, polished, and high-quality. Develop content infrastructure using a headless CMS (Sanity) so marketing teams can self-serve with structured schemas and preview workflows. Drive growth through analytics and experimentation, make localization/i18n first-class, and treat performance and accessibility (Core Web Vitals, WCAG-minded components) as core product features.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering

Key Responsibilities

  • •Own the frontend across product and marketing surfaces, ensuring cohesive UX across touch points.
  • •Build content infrastructure with Sanity, including structured content models and preview/staging workflows.
  • •Partner with marketing, sales, and operations to implement analytics and ship instrumented experimentation.
  • •Support localization and internationalization, including multilingual content and translation workflows.
  • •Own performance and accessibility, optimizing Core Web Vitals and building WCAG-minded components.

Pay and Benefits

Equity and Bonus:Equity
Perks:Paid LeaveHealth InsuranceDentalVisionLife InsuranceDisabilityParental LeaveRetirement

Key Requirements

  • •Experience building marketing or growth-facing web products with strong knowledge of funnels, conversion, SEO, analytics, and A/B testing.
  • •Strong frontend fundamentals with modern JavaScript and TypeScript and React (or a similar framework) plus UI/UX craft.
  • •Ability to improve performance and accessibility in production, with concrete examples.
  • •Comfort working with structured content and headless CMS/structured content models (Sanity is a plus).
  • •Strong cross-functional collaboration with designers, content writers, and marketers to translate goals into technical work.
Experience:SaaSMarketingGrowthHeadless CMSLocalizationAnalyticsExperimentation
Skills:Cross-functional collaborationPerformance optimizationAccessibility focus
Tech Stack:JavaScriptTypeScriptReactSanityCMSCore Web VitalsWCAGI18nLocalizationA/B testing

Company Brief

Sierra
Develops advanced AI agents and tools focused on building autonomous, generalist machine learning systems to assist developers and enterprises in automating complex workflows, decision-making, and application-level tasks.
Industry: AI & Machine Learning
Website