Senior Web Developer (Static Sites / Astro)

We're a performance marketing agency running paid search and social campaigns for US businesses. We're rebuilding our landing pages on a faster, more scalable platform, and we need a senior developer to lead it.What you'll doLead the move of our client landing pages to a faster, easier-to-scale platform, and recommend the right stack (static, headless or similar)Turn designs into fast, mobile-first pages that a non-technical team can editSet up tracking, forms and call tracking so every lead is measuredKeep pages fast, with clean structured data and solid SEO basicsSupport A/B tests with page variants and quick changesMentor a junior developer and review their codeWhat we're looking for3+ years building production websites or landing pagesStrong HTML, CSS and JavaScript, plus a modern framework (Astro, Next.js or similar)Experience building many static sites from shared templates and structured dataDeploying and running sites on Cloudflare Pages/Workers, Netlify, Vercel or similarHands-on experience with a Git-based or headless CMS (Decap, Tina, Sanity or similar)Experience with conversion tracking (GA4, Google Tag Manager, ad platform pixels)Clear written English and comfort working async with a US teamA few hours of overlap with US Central morningsNice to haveLead-gen or local business pagesExperience with AI-assisted developmentHow we workRemote role, paid monthly in USD.