DoorDash is seeking Senior Backend Engineers to join their engineering team focused on developing a global infrastructure system for their delivery service. The role involves working on both product and product platform teams, where engineers will tackle key business problems with technical solutions. Candidates will be responsible for operating backend services and architecture, mentoring junior engineers, and transitioning to a microservice-based architecture. This hybrid position requires collaboration across teams and a focus on maximizing business impact.

• B.S., M.S., or PhD. in Computer Science or equivalent.
• 5+ years of industry experience.
• Prior experience working with backend tech stacks.
• Proficiency in using AI coding tools in the software development lifecycle.
• Ability to analyze and improve efficiency, scalability, and stability of system resources.
• Experience with service-oriented architecture, writing REST APIs, unit testing, and architectural design.
• Understanding of modern web stacks and architecture.
• Experience with SQL and NoSQL databases and technologies such as Postgres, Redis, Elasticsearch, and RabbitMQ.

• Develop, release, and run large-scale web applications.
• Develop and define the backend architecture and tech stack for a product area.
• Improve performance, reliability, scalability, and security for backend systems.
• Be involved in transitioning the monolithic codebase to a microservice-based architecture.
• Collaborate cross-functionally to evaluate and execute on trade-offs for business impact.