Senior Backend Software Engineer

SquarespaceAveiro

Hybrid Full-time

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Experience Level

Senior

Qualifications

We are seeking candidates with the following qualifications: A minimum of 5 years of experience in application development using Go, Java, PHP, or other object-oriented languages. At least 2 years of experience working with relational databases, such as MySQL or PostgreSQL. A strong foundation in computer science principles, particularly in data structures, algorithms, and software design methodologies. A genuine dedication to writing clean, maintainable code, along with a desire to produce clear and practical technical documentation. A degree in Computer Science or a related field, or equivalent professional experience.

About the job

The Acuity Scheduling team is on the lookout for seasoned Backend Engineers to join our dynamic Acuity Engineering group.

Acuity Scheduling is a unique brand and platform within the broader Squarespace ecosystem, dedicated to empowering appointment-based businesses. Our goal is to facilitate the growth of these businesses by enabling clients to effortlessly schedule appointments, alleviating administrative burdens, and allowing our users to dedicate more time to their passions.

As a Backend Engineer, you will play a critical role in enhancing our architecture, boosting performance, and ensuring scalability. Your contributions will encompass the complete development cycle of various components while shaping the long-term strategic vision of Squarespace.

This position is a hybrid role, requiring you to work from our Aveiro office three days a week. You will report directly to the Software Engineering Manager and be part of Squarespace's foundational team in Portugal, helping to establish our presence in the market.

About Squarespace

Squarespace is a leading website building and hosting platform that empowers individuals and businesses to create visually stunning and highly functional online experiences. Our mission is to provide users with the tools necessary to build and grow their online presence, making it easier for anyone to share their ideas and passions.

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About Air AppsAt Air Apps, we embrace a vision of expansive thinking and agile execution. Founded by a family in 2018, our mission is to revolutionize planning with the world's first AI-powered Personal & Entrepreneurial Resource Planner (PRP). With our roots in Lisbon, Portugal, and additional offices in San Francisco, we have successfully maintained self-funding while achieving over 100 million downloads globally.Our commitment to long-term innovation drives us to continually challenge conventional wisdom, expanding the frontiers of AI-driven solutions that genuinely transform lives. Here, you will play a pivotal role in crafting products that empower individuals worldwide.Join us on our mission to redefine resource management and make a lasting impact.The RoleAs a Backend Software Engineer, you will take charge of designing, developing, and maintaining the server-side components of our applications. You will work collaboratively with product managers, frontend developers, and other cross-functional teams to deliver robust and scalable backend services that enable essential features and foster rapid growth.Please be aware that this posting is intended to expand our talent pool while we prepare to officially launch the job. We will reach out to you as soon as it becomes available.ResponsibilitiesAPI & Service Architecture - Design and implement RESTful or GraphQL APIs, microservices, and business logic utilizing Node.js and TypeScript.Database Design & Integration - Model and manage data queries using Supabase and PostgreSQL, including functions, row-level security, and real-time features.Cloud Infrastructure - Deploy and oversee services on Google Cloud Platform (GCP), particularly with Cloud Run, Cloud Functions, IAM, and Pub/Sub.Code Quality & Testing - Create clean, testable code utilizing unit, integration, and end-to-end testing frameworks (e.g., Jest). Participate in code reviews and uphold quality assurance practices.Security & Reliability - Develop secure-by-default solutions for authentication, authorization, and data protection, adhering to Clean Code and Clean Architecture principles.Monitoring & Operations - Establish logging, monitoring, and operational practices to ensure system reliability.

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