Senior AI Platform Architect for Scalable Ads

Amazon; Seattle (WA); On-site; USD 168,000 - 227,000; Full time

Job summary

Amazon seeks a Senior Software Development Engineer to own the infrastructure, platform, and production systems for agentic autonomous campaigns. You will design, build, and scale core services such as tool orchestration, agent execution engine, evaluation pipelines, and model serving infrastructure.

You will lead cross‑functional collaboration with scientists, product, and operations to deliver end‑to‑end agent capabilities at scale while ensuring low latency, resilience, and safety guardrails.

Qualifications

• 5+ years of non‑internship professional software development experience.
• 5+ years of programming with at least one software programming language experience.
• 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience.
• Experience as a mentor, tech lead or leading an engineering team.
• Experience with AI/ML technologies.

Responsibilities

• Lead engineering strategy and roadmap for Sponsored Products Autonomous Campaigns.
• Design and implement scalable architecture to host agent orchestration, tool invocation, state management, and feedback loops.
• Build scalable, reusable data and tool registry.
• Construct evaluation pipelines (offline and online) to assess agent reasoning quality, performance metrics, safety constraints, and KPI impact.
• Integrate and manage tuning pipelines (e.g. hyperparameter tuning, RL fine-tuning, preference optimization), and provide abstraction layers for scientists to plug in models.
• Implement observability, logging, metrics, alerting, tracing, and drift detection for agent behaviors and model performance.
• Ensure resilience, fault isolation, auto-scaling, batching, caching, resource allocation, concurrency control, and SLA compliance.
• Rapidly prototype and evaluate new system designs or algorithmic patterns (e.g. streaming inference, memory caching, chaining of reasoning modules, tool embeddings).
• Collaborate in design reviews, code reviews, system design, and cross-team architecture alignment.

Skills

AI/ML technologies

Mentor / Tech lead

System design and architecture

Leadership

Professional software development

Education

Bachelor's degree in computer science or equivalent

Job description

Amazon seeks a Senior Software Development Engineer to own the infrastructure, platform, and production systems for agentic autonomous campaigns. You will design, build, and scale core services such as tool orchestration, agent execution engine, evaluation pipelines, and model serving infrastructure.

You will lead cross‑functional collaboration with scientists, product, and operations to deliver end‑to‑end agent capabilities at scale while ensuring low latency, resilience, and safety guardrails.