Uber is a global platform that builds user-facing experiences and foundational systems for earners. The Software Engineer II will design and develop backend services, collaborate with cross-functional teams, and ensure system integrity to support millions of users globally. Responsibilities: Design & Scale: Own the design, development, and operation of backend services (primarily Golang and Java) that support millions of users globally; Technical Leadership: Transform high-level business problems into elegant, maintainable, and well-documented technical solutions; Cross-Functional Collaboration: Partner with Data Science, Design, and Product to ship features, evaluate impact using data, and iterate based on results; System Integrity: Drive ongoing efficiency, reliability, and monitoring (alerting/on-call) to ensure our products remain 'always-on.'; Mentorship: Lead and mentor fellow engineers, fostering a culture of continuous improvement and engineering excellence Qualifications: 2+ years of professional backend software engineering experience building and operating production systems at scale; Proficiency in at least one general-purpose language (e.g., Go, Java, C++, Python, or C#); Hands-on experience with large-scale distributed systems, high-throughput/low-latency architectures, and service-to-service communication; A strong sense of engineering ownership, including a high bar for code quality and proactive technical debt management Required Skills: Backend software engineering, Go, Java, C++, Python, C#, Large-scale distributed systems, High-throughput architectures, Low-latency architectures, Service-to-service communication, Microservices, Event-driven architectures, Rules engines, Machine learning implementation, Data engineering, Handling Personally Identifiable Information (PII), Engineering ownership