Senior Software Engineer II with deep expertise in C#, modern systems architecture, design patterns, and engineering principles to design and optimize secure, scalable platforms. Engineering leader who fosters collaboration, innovation, and operational excellence through strategic leadership and continuous improvement. Remote-first opportunity for US-based employees with the option to work in-person out of our Manhattan office. Start your adventure with Zip. Become a part of Zip's Engineering team and take on exciting challenges at scale in a dynamic, test-driven development environment. If you thrive on delivering high-quality work quickly, you'll be a perfect match for our teams, who develop cloud-native software applications serving millions of customers and processing billions of dollars in payments. We are seeking an accomplished and technically adept Enterprise Architect to play a pivotal role in our Enterprise Architecture team. As a senior technical leader, you will drive the architecture, implementation, and evolution of our platform, ensuring that our systems are secure, resilient, scalable, and optimized for peak performance. This is a builder’s role, requiring hands-on engagement and technical ownership across multiple domains. You will influence strategic decisions, lead complex projects, and serve as a mentor to product engineering teams, fostering a culture of innovation, security, and operational excellence.