Sr. Software Development Engineer, Amazon Shopping (Rufus)

What you'll do

• Architect, design, and develop distributed agentic AI services and applications, including APIs, orchestration, and real-time processing.
• Improve LLM application efficiency, service reliability, and agent capabilities for Amazon Stores customers.
• Contribute to technical roadmaps, prioritization, estimation, and sprint planning; collaborate with engineers, scientists, and business leaders.

What they ask for

• 5+ years of non-internship professional software development experience.
• 5+ years of programming experience with at least one software programming language.
• 5+ years leading the design or architecture of new and existing systems, including design patterns, reliability, and scaling.
• Experience as a mentor, tech lead, or engineering team lead; knowledge of Machine Learning and LLM fundamentals, including transformer architecture, training/inference lifecycles, and optimization techniques.

Nice to have

• 5+ years of full software development life cycle experience.
• Experience building or operating LLM-powered agent systems, agent evaluation frameworks, or serving large language models at scale.

Pay

193,300.00 - 261,500.00 USD annually (base salary); 168,100.00 - 227,400.00 USD annually (base salary)

Tools

large language models, Machine Learning, transformer architecture, vLLM, TensorRT, GPU

AI focus

Build and optimize LLM-powered conversational shopping and agentic AI systems, including agents that reason, plan, and execute tasks; work may include agent evaluation and model serving at scale.