At Squarespace, we empower product teams to solve meaningful customer and business problems. We're looking for a Senior Product Manager to lead Acuity Messaging & CRM, the team responsible for the communication tools and infrastructure that help appointment‐based businesses stay connected with their clients across the scheduling journey.For service businesses, strong client relationships drive retention, growth, and operational efficiency. Messages like confirmations, reminders, reschedules, and follow‐ups reduce no‐shows, set expectations, and reinforce trust. By owning the systems that power these communications at scale, you'll help our customers run more reliable businesses while delivering clear, timely experiences to their clients.In this role, you'll own Acuity's Messaging & CRM products across email and SMS, including reminders, notifications, and lifecycle messaging. You'll also steward the underlying platform that ensures these messages are delivered reliably, securely, and cost‐effectively. This role sits at the intersection of platform ownership and B2 B2 C product design: building intuitive tools for businesses while ensuring their clients receive communication that strengthens the customer relationship.This is a hybrid role, requiring 3 days a week in our Aveiro, Portugal office. You will report to the Senior Group Product Manager on the Acuity Scheduling team.What You'll DoDefine and execute a strategic, monetizable roadmap for Acuity's client messaging products across email and SMSPartner with engineering to deliver a scalable, compliant, and resilient messaging platformOwn relationships with external integration partners to restructure and optimize current integrations while evaluating new functionality to expand Acuity's messaging capabilitiesCollaborate with cross‐org Squarespace stakeholders to align on a unified CRM strategy while supporting Acuity's specific client and entity needsBuild intuitive tools that let businesses easily create, customize, and automate communicationsMonitor system health, reliability, abuse risks, and cost efficiency, driving improvements that protect customer trustUse data, experimentation, and user research to measure impact and inform prioritizationWho We're Looking For7–8+ years of product management experience, ideally in messaging platforms, communications infrastructure, or lifecycle automationExperience working with external providers such as Twilio, Send Grid, or similar communication platformsStrong technical fluency, comfortable partnering on API‐driven systems and service‐oriented architecturesProven experience owning partner relationships and driving roadmap alignment, integration improvements, or adoption of new platform capabilitiesClear communicator who can translate technical complexity into intuitive product experiencesCustomer‐obsessed, with a track record of shipping meaningful, high‐impact productsNice to HavePrevious exposure to scheduling, Saa S, or SMB productivity tools.Benefits & PerksHealth insurance with 100% covered premiums for you, your spouse or partner, and dependent children, including medical, dental, and visionLife and Disability InsurancePension benefits with employer matchFertility and adoption benefitsHeadspace mindfulness app subscriptionGlobal Employee Assistance ProgramStatutory paid time off and all statutory leaves, as requiredMeal Allowance and Flex Benefits AccountEmployee donation match to community organisationsIn the easily accessible city centre of Aveiro7 Global Employee Resource Groups (ERGs)About SquarespaceSquarespace is a design‐driven platform helping entrepreneurs build brands and businesses online. We empower millions of customers in more than 200 countries and territories with all the tools they need to create an online presence, build an audience, monetize, and scale their business. Our suite of products range from websites, domains, e‐commerce, and marketing tools, as well as tools for scheduling with Acuity and creating and managing social media presence with Bio Sites and Unfold. Our team of more than 1,700 is headquartered in New York City, with offices in Dublin, Ireland, and Aveiro, Portugal.Our CommitmentToday, more than a million people around the globe use Squarespace to share different perspectives and experiences with the world. Not only do we embrace and celebrate the diversity of our customers, but we also work toward the same in our employees. At Squarespace, we are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We are proud to be an equal opportunity workplace.