Senior GTM Engineer – Web & AI

About the Company

Hiya is a leading voice communications platform that helps businesses create trusted calling experiences. By combining branded business calling, trusted caller identity, call performance insights, and voice security capabilities, Hiya enables enterprises and SMBs to strengthen customer relationships and improve business outcomes through more effective voice communication.

About the Role

This is a high-impact Senior GTM Engineer position focused on driving growth and digital transformation for Hiya's web presence. You'll lead the migration from Webflow to a modern, AI-enabled headless CMS architecture while owning the entire buyer journey—from awareness through conversion. Based in Seattle, WA, this role combines deep frontend engineering expertise with growth marketing strategy, making it ideal for someone who thrives at the intersection of product, engineering, and go-to-market execution.

Responsibilities

• Translate positioning and campaign strategy into high-converting web experiences, optimizing the buyer journey across awareness, consideration, and conversion stages
• Own website KPIs including traffic growth, engagement, conversion rate, and pipeline contribution; develop testing roadmaps to improve performance
• Lead migration from Webflow to a modern headless CMS (Contentful, Sanity, Storyblok) and architect a scalable React/Next.js-based frontend
• Integrate AI agents and LLM APIs to power dynamic content generation, personalized experiences, and SEO/GEO optimization workflows
• Architect and implement event tracking, data layers, and attribution frameworks; maintain hands-on ownership of Google Analytics 4, Amplitude, and Google Tag Manager
• Own international website expansion across 20+ markets, designing multi-language and multi-region architecture with optimized regional SEO
• Ensure best-in-class mobile and desktop experiences by maintaining Core Web Vitals, performance benchmarks, and accessibility standards

Requirements

• 5–8+ years in growth engineering, frontend engineering, or product-focused web development
• Strong React/Next.js (or similar modern frontend framework) experience with proven ability to architect scalable applications
• Hands-on experience with headless CMS implementations or migrations, plus web analytics tools (Google Analytics 4, Amplitude, etc.)
• Experience implementing A/B testing and experimentation frameworks with strong understanding of technical SEO, GEO, and performance optimization
• Demonstrated ability to integrate APIs and third-party systems into web platforms and martech stacks
• Ownership mindset with ability to form opinions, engage with hard problems, and operate with high autonomy and transparency

Nice to Have

• Experience in B2B SaaS or product-led growth (PLG) environments
• Familiarity with CRM and marketing automation systems (HubSpot, Salesforce, Segment)
• Experience integrating AI APIs (OpenAI, Anthropic, etc.) and building multi-channel support solutions including chatbots and AI voice agents
• Track record building and scaling multi-language and international web properties

Hiya is a communications platform that helps businesses create trusted calling experiences through branded business calling, trusted caller identity, and voice security capabilities for enterprises and SMBs.