Senior Software Engineer, Platform

About this role

About Cozey

At Cozey, we’re all about empowering possibilities in your home and making furniture shopping as easy and enjoyable as possible. Our thoughtfully designed, stylish furnishings adapt to evolving lifestyles, combining innovation with a commitment to great value and customer service. As a fast-growing, online-first brand, our success is driven by a team that shares our passion for redefining the furniture experience.

Why Engineering at Cozey

At Cozey Engineering, we’re not just building software, we're building the backbone of a modern, efficient, and customer-obsessed e-commerce operation. From order to delivery, every step is powered by in-house systems that drive speed, accuracy, and seamless customer experiences. Our team owns everything from operational infrastructure and warehouse management systems to backend services that power our website and logistics.

The mission of the Senior Software Engineer, Platform at Cozey

As a Senior Software Engineer, Platform, reporting to a Staff Engineer, your mission is to build and scale the foundational systems that power all of Cozey’s COS (Cozey Operating System) engineering organization. You will design and maintain the core infrastructure, developer tools, and shared services that enable fast, reliable, and secure product development.

You’ll play a key role in improving engineering velocity, system reliability, and operational excellence, ensuring that developers can build, ship, and scale with confidence.

What you'll be doing

• Design, build, and maintain core platform services and infrastructure that power the COS engineering organization
• Develop internal tools, frameworks, and abstractions to improve developer experience and productivity
• Create and evolve our cloud infrastructure (AWS), ensuring scalability, reliability, and cost-efficiency
• Build and maintain CI/CD pipelines, deployment systems, and observability tooling
• Establish best practices for...