Principal Web Engineer, Marketing

<p>Help craft the online experience for top-tier B2B SaaS companies — and set a higher standard for modern marketing websites.</p> <p><br>Our website is our most important marketing asset — where pipeline starts, brand is formed, and every campaign dollar lands. We need a Principal-level architect who sets our technical direction rather than taking tickets: an elite engineering mind who understands that code is a lever for revenue. You’ll work on a stack built on Astro.js, TypeScript, and Sanity, integrated with HubSpot, GTM, Google Analytics, Intercom, and Zendesk.</p> <p><strong>In this role, you will…</strong></p> <ul> <li>Own the systems architecture for our marketing website — authoritative decisions on platform, stack, infrastructure, and performance, with daily hands-on work in the codebase</li> <li>Design the technical foundation for experimentation at scale: A/B testing frameworks, personalisation middleware, and rapid iteration pipelines</li> <li>Architect the Sanity content infrastructure for a “Create Once, Publish Everywhere” workflow, including content models, reusable blocks, and ingestion pipelines</li> <li>Own the website data layer, event architecture, and tracking standards; monitor and optimize Core Web Vitals, uptime, and technical SEO/AI visibility continuously</li> <li>Prototype and deploy AI-driven features — personalisation, dynamic content, intelligent search — with AI tooling as a default part of your workflow</li> <li>Provide technical oversight of external agencies and contractors: enforcing PR standards, CI/CD pipelines, and ensuring output meets our architectural bar</li> <li>Bring data-backed recommendations to senior stakeholders, mentor colleagues, and raise the bar for web engineering across the organization</li> </ul> <p><strong>This position is for you if you have…</strong></p> <ul> <li>12+ years of web development experience, with at least 5 years at senior or principal level in B2B SaaS</li> <li>Practical Astro.js and Sanity experience; Next.js/TypeScript backgrounds considered with strong Sanity proficiency</li> <li>A track record of guiding major web projects end-to-end — architecture through launch — with rigorous engineering workflows: version control, PR reviews, deployment pipelines, and incident management</li> <li>Experience designing experimentation and personalisation platforms: A/B testing systems, dynamic content delivery, and scalable growth architecture</li> <li>Technical SEO and AI visibility knowledge at the systems level, plus deep analytics and tracking experience across GTM, event architecture, and platforms like HubSpot, Marketo, and Segment</li> <li>Daily use of AI development tools (Cursor, GitHub Copilot, Claude, etc.) and a track record of shipping AI-driven site features</li> <li>The ability to communicate technical trade-offs clearly to non-technical stakeholders</li> </ul> <p><strong>Benefits we offer…</strong></p> <ul> <li>Competitive compensation package, including equity</li> <li>Great work equipment and home office allowance for remote locations</li> <li>Health care benefit and leisure time insurance</li> <li>€1,000 annual personal learning budget</li> <li>Sports and wellbeing allowance</li> </ul> <p>&nbsp;</p> <p>#LI-HYBRID</p> <p>&nbsp;</p><div class="content-conclusion"><p>&nbsp;</p> <p><strong><span data-preserver-spaces="true">Join us on our mission to make data a marketing superpower</span></strong></p> <p>&nbsp;</p> <p>Supermetrics builds an end-to-end marketing intelligence platform, with 15% of global advertising spend reported through our products.&nbsp;</p> <p>&nbsp;</p> <p>We help marketers turn their data into insights that improve business results and predict the best next step. Our technology streamlines marketing data for over 200,000 businesses through a network of agencies and customers like Shopify, HubSpot, and Nestlé. Since our founding in 2013, we’ve grown from a one-person shop to a key player in the industry—and we’re just getting started!</p> <p>&nbsp;</p> <p>We're a team of 400+ growth-minded people from diverse backgrounds. Together, we make a multicultural, resourceful, and collaborative team.</p> <p>&nbsp;</p> <p>Supermetrics operates on trust, transparency, and a keen customer focus. Forward-looking and action-oriented, we work hard to raise the bar in our industry. As team players, we help each other and win together.</p> <p>&nbsp;</p> <p>We're hiring for a diverse, skilled, and collaborative team and building an inclusive workplace where everyone is treated fairly and respectfully.</p> <p>&nbsp;</p> <p>Supermetrics is committed to providing a welcoming and inclusive workplace for all. We believe that a diverse workforce is a strong workforce, and we are dedicated to creating an environment where everyone feels valued and respected.</p> <p>&nbsp;</p> <p>It all started with a Google t-shirt... Read the rest of our growth story at <a href="https://supermetrics.com/about" target="_blank">supermetrics.com/about</a>.</p> <p>&nbsp;</p> <p><strong>Our commitment to transparent hiring:</strong> At Supermetrics, we leverage AI in our early recruitment stages to efficiently match your skills to our roles and provide a frictionless scheduling experience. While AI helps us operate faster and fairer, all final hiring decisions and deep-dive interviews are conducted by our human team members.</p></div>