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Design and build scalable media platform systems for uploading, processing, managing, and serving image, video, and audio assets. Own complex backend projects, develop reliable distributed systems and REST APIs, integrate cloud services and GenAI technologies, collaborate across engineering teams, mentor teammates, and participate in production on-call rotations.

Lead the architecture, technical strategy, and implementation of Squarespace’s large-scale Communications Platform for email, push, and in-product notifications. Provide hands-on Java development, drive modernization and reliability improvements, mentor engineers, conduct design and code reviews, identify systemic risks, and influence cross-team architecture decisions while balancing delivery with long-term platform health.

Build and own frontend features for Squarespaces Identity & Access Management systems. Design elegant user experiences for sign-in, sign-up, MFA, passkeys, OAuth/OIDC flows, and integrate with backend identity services while contributing to frontend architecture, testing, and developer experience.

Staff Software Engineer responsible for architecting and evolving billing, payment, and order systems supporting Squarespace’s monetization platform. The role provides technical leadership across high-visibility initiatives, translates system vision into project plans, leads cross-functional engineering efforts, mentors engineers, drives engineering best practices, and contributes code to critical backend services. Candidates need extensive experience with complex distributed systems, Java and related technologies, architecture decisions, and large-scale billing, ordering, or payment platforms.

Serve as enterprise design authority for financial systems transformation: define initiative structure and sequencing, align cross-functional leaders, resolve dependencies, translate business needs into technology solutions, and drive scalable continuous improvement.