Senior Software Engineer

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. We're looking for a Senior Software Engineer to build and evolve Webflow Cloud, helping builders and marketing practitioners build, deploy, and run full-stack web applications with the assistance of cloud based AI agents. About the role: • Location: Remote-first (Argentina) • Permanent, full-time employee (this is not a contractor position) • 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 Senior Engineering Manager, Cloud As a Senior Software Engineer, Cloud, you'll ... • Build and operate reliable cloud services on AWS and Cloudflare, drawing on experience with compute, storage, networking, and managed infrastructure. • Evolve the infrastructure that powers web applications and AI agents on Webflow Cloud. • Participate in the team's on-call rotation, investigate production incidents, and drive improvements that prevent recurring issues. • Utilize CDN and edge compute capabilities that help customers deliver fast, resilient websites and applications around the world. • Own features from customer problem through design, implementation, rollout, and ongoing improvement. • Use AI-assisted development practices to accelerate delivery while applying sound engineering judgment, rigorous validation, and clear accountability for code quality. • Participate in engineering citizenship activities such as co-authoring engineering blogs, strengthening our hiring processes, and leading internal hackathon teams. About you: • BA/BS Degree or equivalent experience • 5+ years building and operating backend services in production • Demonstrated experience in backend service design defining service boundaries, contracts and data ownership, not only implementing within them • Business-level fluency to read, write and speak in English You'll thrive as a Senior Software Engineer, Cloud, if you ... • Have experience building and operating production services on AWS, Cloudflare, or similar cloud platforms. • Have experience designing data models, optimizing queries, and operating production databases such as PostgreSQL or MongoDB. • Are fluent in TypeScript and Node.js, and comfortable with edge runtimes. • Understand modern website and web application architecture, including HTTP, caching, CDNs, and edge compute. • Apply best practices for performance, security, accessibility, and reliability. • Take ownership of features from early discovery and technical design through delivery and ongoing operation. • Use AI effectively in your personal or professional development practices. • Make pragmatic technical decisions that balance customer needs, delivery speed, and long-term maintainability. 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. • Own it all the way. We move fast because the moment demands it, and we hold ourselves accountable to deliver outcomes — for each other, and for customers. Benefits • Ownership in what you help build. Every permanent Webflower receives equity (RSUs) in our growing, privately held company. • Health coverage that actually covers you. Comprehensive medical, dental, and vision plans for full-time employees and their dependents, with Webflow covering most premiums. • Support for every stage of family life. 12 weeks of paid parental leave for all parents and 6+ weeks of additional paid leave for birthing parents. Plus inclusive care for family planning, menopause, and midlife transitions. • Time off that's actually off. Flexible vacation, paid holidays, and a sabbatical program to help you recharge and come back inspired. • Wellness for the whole you. Access to mental health resources, therapy and coaching. • Invest in your future. A 401(k) with 100% employer match (up to $6,000/year) in the U.S., and support for retirement savings globally. • Monthly stipends that flex with your life. Localized support for work and wellness expenses — from Wi-Fi to workouts. • Bonus for building together. All full-time, permanent, non-commission employees are eligible for our annual WIN bonus program. Temporary employees may be eligible for paid holiday and time off, statutory leaves of absence, and company-sponsored medical benefits depending on their Fixed Term Contract and their country/state of employment. Remote, together At Webflow, equality is a core tenet of our culture. We are a