Design, develop, and implement scalable and robust backend systems and APIs using Python. Optimize database design, performance, and security to ensure data integrity and efficiency. Conduct thorough testing and debugging of backend applications. Oversee deployment and maintenance of backend services. Promote best practices to maintain high-quality codebase. Develop and maintain technical documentation for backend systems and processes. Take ownership of the backend development lifecycle. Writes correct and clean code, with guidance, that is easily testable, easily understood by other developers, and accounts for edge cases and errors; uses comments effectively. Can participate in technical design of features with guidance. Uses a systematic approach to debug issues, sometimes with the help of more senior engineers. Begins to focus on attaining expertise in one or more areas. Communicates assumptions and gets clarification on tasks up front. Collaborate with cross-functional teams, product managers, and tech leads to define technical requirements and system architecture. Collaborate with frontend and other teams to integrate frontend interfaces with backend functionality seamlessly. Participate in technical discussions and design reviews. Participate in on-call rotation to investigate and help resolve live-site issues. Understands how their work fits into the larger project and identifies problems with requirements. Understands their work domain, shares their knowledge frequently with their teammates and contributes to their team's documentation. When requested, helps their teammates overcome obstacles, resolve blockers, and complete work tasks. Works on individual tasks mostly independently.