Software Development Engineer II, AWS Events Technology Mobile App Team

Key job responsibilities

• Design, build, and operate a multi-agent conversational AI system powered by Amazon Bedrock that serves 500,000+ attendees across 45+ AWS events annually.
• Own end-to-end feature delivery across the full stack — React Native mobile frontend, serverless backend services (Lambda, API Gateway, DynamoDB), and LLM orchestration layer — with direct accountability for performance, reliability, and quality at scale.
• Architect real-time streaming protocols for sub-second response delivery.
• Build data-driven feedback systems that measure and improve AI response accuracy across specialized agent domains.
• Develop intelligent push notification infrastructure with context-aware delivery.
• Define and instrument operational metrics to drive continuous model and system improvements.
• Contribute to system design reviews for high-traffic scenarios (re:Invent scale: 50K+ concurrent users).
• Partner with product, design, and applied science teams to evaluate new LLM capabilities and agent orchestration patterns.
• Mentor junior engineers and interns, raise the engineering bar through code reviews and documentation, and own operational excellence — writing runbooks, designing for graceful degradation, and maintaining high availability during peak event periods.

Basic Qualifications

• 3+ years of non-internship professional software development experience
• 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• 1+ years of software development engineer or related occupational experience
• Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
• Experience programming with at least one software programming language

Preferred Qualifications

• 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Experience with Android, iOS or other mobile application development or testing
• Experience with building multi-agency orchestration workflows with AI