DoorDash Backend Software Engineers develop core services across all teams. This role supports our expanding delivery platform in San Francisco. Design and implement microservices handling high-volume order processing and driver routing. Optimize databases for sub-second query performance on peak loads. Collaborate on key projects like predictive ETA algorithms and payment gateways. Daily tasks include code reviews, debugging distributed systems, and deploying via CI/CD pipelines. Bachelor's in Computer Science or equivalent. 4+ years backend experience. Proficient in Java, Python, or Go; PostgreSQL and Kafka essential. Master RESTful APIs and cloud infrastructure. Strong problem-solving mindset. Dynamic culture fuels growth. Competitive compensation package.