Designs and evolves scalable, secure distributed systems and cloud-native microservices architectures. Responsibilities include event-driven architecture with Kafka, GraphQL and mobile/backend integration, Docker and Kubernetes deployment, AWS infrastructure, Infrastructure as Code, security, observability, HIPAA compliance, architecture reviews, threat modeling, documentation, prototyping, and technical enablement. The role partners with engineering, product, and business stakeholders to guide platform strategy and architectural standards.