The Senior Software Development Engineer will join the Retrieval Engineering team at Amazon, focusing on building and scaling systems that enhance information retrieval and search relevance for the Rufus AI-powered shopping assistant. This role requires a passion for technology and innovation, as well as a commitment to improving customer experiences for millions of users. The engineer will lead technical strategies, mentor team members, and collaborate with cross-disciplinary teams to deliver complex retrieval solutions. This position offers the opportunity to tackle unique technical challenges in a fast-paced environment.

• 5+ years of non-internship professional software development experience
• 5+ years of programming experience with at least one software programming language
• 5+ years of experience leading design or architecture of new and existing systems
• Experience as a mentor or tech lead for an engineering team
• 5+ years of experience in the full software development life cycle
• Bachelor's degree in computer science or equivalent

• Lead the technical vision and innovation for retrieval systems powering AI-driven shopping experiences
• Design and build scalable, high-performance retrieval infrastructure
• Own features end-to-end from conception through production deployment
• Collaborate with Applied Scientists, Software Engineers, and Product Managers to create innovative solutions
• Improve latency, quality, and relevance metrics in partnership with science and engineering teams
• Build LLM-based retrieval workflows and content generation pipelines
• Partner with Applied Scientists for prompt tuning and relevance assessments
• Design and code solutions for broadly defined problems
• Take ownership of the long-term technical vision and product roadmaps
• Build consensus through discussions with stakeholders and peers
• Work in an agile environment to deliver high-quality software
• Mentor and grow junior developers while encouraging best practices
• Build quick prototypes or proofs of concept in collaboration with technology leaders
• Tackle challenging situations and work with multiple technical teams

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.