Senior Software Engineer, Optimize

At Webflow, our mission is to bring development superpowers to everyone. As the pioneer of the Website Experience Platform (WXP), we’re redefining how teams Build, Manage, and Optimize for the web — combining visual development, powerful content management systems, AI-driven personalization, seamless hosting, and end-to-end analytics in a single, unified platform. With AI at the core, Webflow helps teams move faster, create more performant digital experiences, and scale without heavy engineering support. From independent designers and creative agencies to global enterprises, hundreds of thousands of organizations use Webflow to turn ideas into reality — and to power what’s possible on the web.

We’re looking for a Senior Software Engineer to help develop and scale Webflow Optimize products, our AI-powered website optimization and personalization engine. In this role, you’ll help build and scale powerful product capabilities that provide key metrics and insights about user behavior, optimization and website analytics. You’ll play a major role in building and improving a high quality, performant and scalable Webflow experience.

We’re a fast-moving, data-driven team with deep experience in personalization, data visualization, and large-scale analytics and optimization products. 

About the role:

• Location: Remote-first (United States; BC & ON, Canada; Ireland; United Kingdom; Mexico City)
• Full-time
• Permanent 
• Exempt
• Reporting to the Senior Engineering Manager 
• 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: $150,100 - $207,100 
• Zone B: $141,550 - $194,750 
• Zone C: $132,050 - $182,400
• Canada  (All figures cited below in CAD and pertain to workers in ON & BC, Canada)
• CAD 171,000 - CAD 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.

As a Senior Software Engineer, Optimize you’ll…

• Design and develop high-performing, accessible user interfaces that enhance Webflow’s optimization and analytics product experience.
• Work on technologies such as Node.js, React,js, Javascript/Typescript, HTML, and CSS.
• Collaborate with designers, PMs, data scientists, and engineers to develop optimization-focused product capabilities.
• Contribute across the tech stack by building scalable APIs, creating insightful visualizations, and developing key product capabilities that enhance user experience and performance.
• Tackle complex technical challenges on a collaborative and geographically distributed team.
• Solve problems in a highly technical platform that empowers hundreds of thousands of people.
• Apply web best practices, including performance optimization techniques, accessibility standards and secure data exchange between different domains.
• Build, document, and test production code that impacts all Webflow customers.
• Participate in all engineering activities including incident response, interviewing, designing and reviewing technical specifications, code review, and releasing new functionality.

In addition to the responsibilities outlined above, at Webflow we will support you in identifying where your interests and development opportunities lie and we'll help you incorporate them into your role.

About you:

You’ll thrive as a Senior Software Engineer, Optimize if you…

• Have 5+ years of experience with a proven track record of shipping code to build consumer facing web products.
• Have development experience with Node.js, React, TypeScript and a deep, foundational understanding of Javascript and/or Typescript.
• Are familiar with optimization platforms like Optimizely and VWO, and event tracking tools such as Google Analytics or Mixpanel. 
• Possess a 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 end- to-end resulting in business impact.
• Stay curious and open to growth — actively building fluency in emerging technologies like AI to unlock creativity, accelerate progress, and amplify impact.

Our Core Behaviors:

• Obsess over customer experience. We deeply understand what we’re building and who we’re building for and serving. We define the leading edge of what’s possible in our industry and deliver the future for our customers
• Move with heartfelt urgency. We have a healthy relationship with impatience, channeling it thoughtfully to show up better and faster for our customers and for each other. Time is the most limited thing we have, and we make the most of every moment
• Say the hard thing with care. Our best work often comes from intelligent debate, critique, and even difficult conversations. We speak our minds and don’t sugarcoat things — and we do so with respect, maturity, and care
• Make your mark. We seek out new and unique ways to create meaningful impact, and we champion the same from our colleagues. We work as a team to get the job done, and we go out of our way to celebrate and reward those going above and beyond for our customers and our teammates

Benefits & wellness

• Equity ownership (RSUs) in a growing, privately-owned company
• 100% employer-paid healthcare, vision, and dental insurance coverage for full-time employees (working 30+ hours per week) and their dependents. Full-time employees may also be eligible for voluntary insurance options where applicable in the respective country of employment
• 12 weeks of paid parental leave for both birthing and non-birthing caregivers, as well as an additional 6-8 weeks of pregnancy disability leave for birthing parents to be used before child bonding leave (note: where local requirements are more generous, employees receive the greater benefit); full-time employees also have access to family planning care and reimbursement
• Flexible PTO for all locations and sabbatical program
• Access to mental wellness and professional coaching, therapy, and Employee Assistance Program
• Monthly stipends to support work and wellness
• 401k plan or pension schemes (in countries where statutorily required), and other financial wellness benefits, like CPA and financial advisor coverage

Remote, together

At Webflow, equality is a core tenet of our culture. We are an Equal Opportunity (EEO)/Veterans/Disabled Employer and are committed to building an inclusive global team that represents a variety of backgrounds, perspectives, beliefs, and experiences. Employment decisions are made on the basis of job-related criteria without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other classification protected by applicable law. Pursuant to the San Francisco Fair Chance Ordinance, Webflow will consider for employment qualified applicants with arrest and conviction records.

Stay connectedNot ready to apply, but want to be part of the Webflow community? Consider following our story on our Webflow Blog, LinkedIn, X (Twitter), and/or Glassdoor. 
Please note:

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Upon interview scheduling, instructions for confidential accommodation requests will be administered.

To join Webflow, you'll need a valid right to work authorization depending on the country of employment.

If you are extended an offer, that offer may be contingent upon your successful completion of a background check, which will be conducted in accordance with applicable laws. We may obtain one or more background screening reports about you, solely for employment purposes.

For information about how Webflow processes your personal information, please review Webflow’s Applicant Privacy Notice.