Senior Software Engineer, AI

At Webflow, we’re building the world’s leading AI-native Digital Experience Platform, and we’re doing it as a remote-first company built on trust, transparency, and a whole lot of creativity. This work takes grit, because we move fast, without ever sacrificing craft or quality. Our mission is to bring development superpowers to everyone. From entrepreneurs launching their first idea to global enterprises scaling their digital presence, we empower teams to design, launch, and optimize for the web without barriers. We believe the future of the web, and work, is more open, more creative, and more equitable. And we’re here to build it together. About the role: • Location: Remote-first (United States; BC & ON, Canada) • Full-time • Permanent • Exempt • The cash compensation for this role is tailored to align with the cost of labor in different geographic markets. We've structured the base pay ranges for this role into zones for our geographic markets, and the specific base pay within the range will be determined by the candidate’s geographic location, job-related experience, knowledge, qualifications, and skills. • United States (all figures cited below are in USD and pertain to workers in the United States) • Zone A: [$150,00 - $207,100] • Zone B: [$141,600 - $194,800] • Zone C: [$132,100 - $182,400] • Canada (figures cited below are in CAD and pertain to workers in ON & BC, Canada) • Zone A: [$171,000 - $235,600] 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. Please visit our Careers page 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. • Application Information: • Application deadline: applications accepted on an ongoing basis until position is closed and filled • This posting is for an existing vacancy. • Reporting to the Engineering Manager, Growth As a Senior Software Engineer, AI, you’ll … • Lead architecture and design for features that integrate with large language models, diffusion models etc. • Consider the impact of technical decisions not just on your immediate team, but also across features and teams working on similar problems. • Hold a high bar for technical quality of AI features at Webflow while taking a pragmatic approach to delivering value to users incrementally. • Stay up-to-date on AI/ML advancements to assess their relevance for the organization's strategy. • Collaborate with product engineering to identify and implement AI solutions that improve user experience and solve specific use cases. • Develop and maintain user interfaces that integrate AI models and algorithms. • Assist in developing and integrating third-party AI APIs into the product's architecture. • Develop a deep understanding of our architecture and codebase while also learning about our product and the customers that use it. • Build quality feedback tooling, including traditional software unit and integration tests as well as AI specific evaluations and quality measurements. About you: Requirements • BA/BS degree or equivalent experience • Have 5+ years of experience with a proven track record of shipping code to build consumer-facing web products. You’ll thrive as a/an Senior Software Engineer, AI if you: • Have 2+ years of experience building products that depend critically on AI/ML. • Have development experience with Node.js, React, TypeScript and a deep, foundational understanding of web technologies more broadly. • Are proficient with AI concepts and technologies, including large language models, fine tuning, vector databases and prompt engineering. • Are passionate about AI and the opportunities unlocked by recent advancements, and want to contribute to building great user experiences on top of these technologies • Possess strong understanding of web development best practices and principles, including responsive design, web performance metrics and accessibility standards. • Effectively communicate and collaborate with cross-functional teams. • Love thinking through large technical problems and working through that complexity on a collaborative, distributed team. • Can debug production issues across services and multiple levels of the stack. • Take pride in taking ownership and driving projects to business impact. Our Core Behaviors: • Build lasting customer trust. We build trust by taking action that puts customer trust first. • Win together. We play to win, and we win as one team. Success at Webflow isn't a solo act. • Reinvent ourselves. We don't just improve what exists, we imagine what's possible. • Deliver with speed, quality, and craft. We move fast because the moment demands it, and we do so without lowering the bar. Benefits • Ownersh