Software Development Engineer, Ads AI Core Infra

Amazon is a leading company in the advertising sector, and they are seeking an experienced Software Development Engineer within the Ads AI Core Infra team. The role involves designing and building platforms for autonomous software delivery, working with AI agents, and ensuring operational excellence of systems used across the Ads organization.

Responsibilities:

• Design, build, and operate large-scale distributed services that power AI agents and developer-intelligence systems used across the Ads organization
• Build retrieval and indexing platforms that keep AI agents grounded in how Amazon's code and systems actually work, refreshed continuously and at scale
• Develop agentic code-generation systems that turn specifications into reviewed, production-ready code changes
• Build the evaluation and quality infrastructure that measures agent correctness and gives engineers the confidence to ship autonomous output
• Drive technical design for ambiguous, greenfield problems and raise the engineering bar through design and code reviews
• Partner with applied scientists and other engineering teams to take AI capabilities from prototype to reliable, monitored production systems
• Own operational excellence — reliability, latency, cost, and observability for systems running 24/7
• Design and implement features for our agentic development and code-intelligence platforms
• Debug and optimize distributed systems and retrieval pipelines for correctness, latency, and cost
• Build and review evaluations that quantify how well our agents perform on real engineering work
• Collaborate with engineers and applied scientists across Ads to integrate and scale AI capabilities
• Participate in design discussions, code reviews, and architectural deep-dives
• Mentor other engineers and help raise the team's technical bar