Implementation Engineer at Stacks

<p style="min-height:1.5em"><strong>This role is based out of our Amsterdam office 🇳🇱 or London office 🇬🇧</strong></p><p style="min-height:1.5em"><strong><br />We are an office-first company &amp; believe great products are made when we are together.</strong></p><h2><strong><br />About Stacks</strong></h2><p style="min-height:1.5em">Stacks is building an AI-native platform that reinvents how modern finance teams run the monthly close. The opportunity is massive: every growing company depends on accurate, timely financial data, yet most are still operating with tools and workflows built for a different era.</p><p style="min-height:1.5em">In just two years, we’ve grown from a team of 2 to 30+ and are on a rapid trajectory. We’ve raised a <a target="_blank" rel="noopener noreferrer nofollow" href="https://stacks.ai/resources/stacks-raises-23-million-to-reinvent-finance-operations-with-agentic-ai">$23m Series A led by Lightspeed Venture Partners</a>, and we were recently recognised as one of <a target="_blank" rel="noopener noreferrer nofollow" href="https://harmonic.ai/hot-25-companies/q2-2026">Harmonic’s Hottest Startups of 2026</a>.</p><p style="min-height:1.5em">We’re already trusted by leading European scale-ups including Pleo, Freetrade, and Motorway.</p><p style="min-height:1.5em">Our team is a blend of finance, product, and technical experts from top-tier companies like Uber, Plaid, Miro, Mollie, and Bunq, united by the drive to create a game-changing solution.</p><p style="min-height:1.5em">We’re a team that is deeply customer-obsessed, plays to win, and isn’t afraid to take big, bold bets. We move fast, hold a high bar, and are committed to growing together as we scale.</p><p style="min-height:1.5em"></p><h2><strong>About the Role</strong></h2><p style="min-height:1.5em">Stacks is looking for a fiercely ambitious, entrepreneurial, and technically driven <strong>Implementation Engineer</strong> to join our team!</p><p style="min-height:1.5em"><br />In this high-impact role, you’ll be critical in ensuring our customers successfully implement Stacks, integrating it with their core financial systems. If you’re excited by the idea of limitless growth and fast-paced challenges, this is a unique opportunity to accelerate your career as you help shape the future of Stacks.</p><p style="min-height:1.5em"></p><h2>🧱 <strong>What You'll Do</strong></h2><ul style="min-height:1.5em"><li><p style="min-height:1.5em"><strong>Product Implementation &amp; Onboarding</strong>: Lead the technical implementation of Stacks for new customers and new product features/modules, including configuring the environment, executing system tests, assisting with UAT, and providing cutover and hypercare support to ensure they are fully onboarded and proficient in using Stacks.</p></li><li><p style="min-height:1.5em"><strong>Customer Solutions &amp; Support</strong>: Leverage technical knowledge to advise customers on best practices, translate accounting business problems