<p>Webflow is the agentic web marketing platform for modern marketing teams, helping organizations build, manage, and optimize high-performing web experiences that drive predictable growth and strengthen brand trust. Building at Webflow will need grit, because we move fast, without ever sacrificing craft or quality.</p> <p>We’re hiring a Staff Software Engineer to help lead the technical future of Convert — our suite of products that give marketing and growth teams the tools to experiment, personalize, and drive real revenue from their web presence.</p> <p>The next chapter is ambitious: we're serving some of the world’s largest enterprises and rethinking what a modern, AI-native conversion platform can be. This is a cross-team technical leadership role, which means you’re working across a large, complex, revenue-generating system and figuring out what it needs to become. You'll partner directly with senior leaders across Engineering, Product, and Design to turn that vision into something you can actually ship.</p> <h1><strong>About the role:</strong></h1> <ul> <li>Location: Remote-first (Argentina)</li> <li>Full-time </li> <li>Permanent</li> </ul> <p>This role is also eligible to participate in Webflow's company-wide bonus program. Target amounts are a percentage of base salary and vary by career level. Payouts are based on company performance against established financial and operational goals. </p> <p>Please visit our <a href="https://webflow.com/careers#pay-zones">Careers page</a> for more information on which locations are included in each of our geographic pay zones. However, please confirm the zone for your specific location with your recruiter.</p> <ul> <li>Application Information: <ul> <li>Application deadline: applications accepted on an ongoing basis until position is closed and filled</li> <li>This posting is for an existing vacancy</li> </ul> </li> <li>Reporting to the Director of Engineering, Convert </li> </ul> <p>As a Staff Software Engineer, you will: </p> <ul> <li>Set the long-term technical vision and architecture for backend systems powering experimentation, personalization, analytics, and conversion optimization across Webflow.</li> <li>Architect and evolve high-throughput distributed systems and APIs that ingest, process, and serve large volumes of visitor and event data with low latency, high availability, and strong consistency guarantees where it matters.</li> <li>Lead foundational platform investments and the data infrastructure that supports them, that unlock new product capabilities for years to come.</li> <li>Partner closely with data scientists, ML engineers, and product engineers to productionize statistical and AI/ML capabilities into reliable, real-time backend infrastructure.</li> <li>Lead complex, multi-team, multi-quarter technical initiatives end-to-end: from problem framing and technical strategy through implementation, launch, and long-term operational ownership.</li> <li>Influence the engineering roadmap and technical strategy across the Convert pillar and partner pillars, identifying the highest-leverage investments and aligning teams behind them.</li> <li>Raise the engineering bar across the org through architecture review, technical standards, observability and operational excellence practices, and the systems and tooling that support long-term quality.</li> <li>Mentor and grow staff and senior engineers, multiplying your impact through the people you develop and the technical culture you help shape.</li> <li>Stay current with industry trends in distributed systems, experimentation platforms, real-time data, and AI/ML infrastructure, and proactively identify opportunities to advance Webflow's backend platform and engineering practices.</li> <li>Translate product vision into concrete technical problems and execution plans.</li> </ul> <h1><strong>About you:</strong></h1> <p>Requirements:</p> <ul> <li>BA/BS degree or equivalent experience</li> <li>Bring 8+ years of software engineering experience, including hands-on expertise building and operating backend systems and distributed systems at scale.</li> <li>Have a strong technical foundation in one or more programming languages such as Python, Java, or Go, with solid fluency in modern frameworks, distributed systems patterns, and system design.</li> <li>Have designed, built, and operated high-throughput, data-intensive distributed systems in production — with a strong understanding of scalability, fault tolerance, consistency tradeoffs, observability, and performance optimization.</li> <li>Have demonstrated technical leadership on complex initiatives, influencing architecture and execution within and beyond your immediate team.</li> <li>Partner effectively with product, design, data science, and ML stakeholders to translate business needs and customer outcomes into scalable technical solutions.</li> <li>Bring strong judgment, communicate clearly with technical audiences, and make pragmatic tradeoffs in fast-moving environments.</li> <li>Demonstrate a proactive embrace of AI, actively building and applying fluency in emerging technologies to elevate how we work and drive faster outcomes.</li> </ul> <p>Nice to have:</p> <ul> <li>Experience with experimentation platforms (A/B testing, feature flagging, multi-armed bandits), personalization or recommendation systems, marketing analytics, or customer data platforms.</li> <li>Familiarity with the statistical foundations of online experimentation (variance reduction, sequential testing, CUPED, etc.) and the infrastructure required to support them at scale.</li> <li>Experience with Node.js and TypeScript in large production systems is a plus, but not required.</li> </ul> <h3><strong>Our Core Behaviors:</strong></h3> <ul> <li><strong>Build lasting customer trust.</strong> We build trust by taking action that puts customer trust first.</li> <li><strong>Win together.</strong> We play to win, and we win as one team. Success at Webflow is