Staff Engineer; Backend

The Staff Engineer contributes their technical expertise toward building and improving a rapidly expanding e-commerce platform. As part of our technology team, you'll partner with our talented engineers, product managers, and designers to discover and deliver products and services that enable exceptional customer experiences. Key to this role will be the ability to understand both the code and the context, leverage diverse views, and encourage improvement and innovation in an agile and highly collaborative environment.

Staff Engineers provide technical leadership to the department, are often the go‑to for technical problems, and are able to leverage business objectives in their development. They are incredibly knowledgeable both in and outside of the organization and provide oversight to all technical projects.

• Designing, building, and deploying production software to meet immediate and future business needs.
• Providing technical leadership, defining patterns and operational guidelines for their domain(s).
• Managing large, technical projects which could include integrating with different payment providers, working with the science team to create new data‑driven products/services, or designing and implementing a scalable architecture.
• Actively participating in the development of others by leveraging expertise in and outside their own team.
• Clearly communicating technical issues to the team and stakeholders, and tying work clearly to company objectives.
• Collaborating with various internal and external stakeholders to design and implement both internal and customer‑facing features and tools.
• Writing unit/integration tests, contributing to the engineering wiki, and documenting software architecture and functionality.
• Driving the end‑to‑end delivery of products that fuel strategic business decisions while optimizing technical performance, reliability, and scalability.
• Embodiment of our Sunday values:
  Curiosity, Passion, Courage, Humility, Drive, and Empathy.

• Pragmatic, customer‑focused approach to building software.
• +5 years experience working with Python building large‑scale web applications/APIs in a framework such as Django, Flask, or FastAPI.
• Knowledge of Django Rest Framework is a plus.
• Understanding or desire to learn Docker, Kubernetes, and CI/CD processes.
• Desire to work alongside internal stakeholders including Customer Experience, Marketing, and Operations to create new features and processes that help both our customers and internal teams.
• Comfortable working in a fast‑paced, frequently changing, and evolving environment.
• Direct to Consumer and/or e‑commerce experience is a plus.
• Skilled in communication between technical and non‑technical stakeholders, including translating business requirements into technical specifications.

• Problem Solving & Evaluating Alternatives