Own and drive backend architecture decisions for a scalable platform. Define and enforce architectural standards, design patterns, and best practices. Act as a technical authority for system design and architectural trade-offs. Contribute to backend development using Java and Spring Boot. Lead high-impact code reviews. Support the design and evolution of microservices, APIs, and event-driven components. Collaborate with mobile teams for backend service optimization. Lead backend and platform development on AWS, designing scalable solutions. Ensure reliability, observability, and operational excellence in production environments. Participate in capacity planning, performance optimization, and resilience strategies. Collaborate with DevOps/SRE teams to improve CI/CD pipelines and automation. Mentor senior engineers and technical leads. Work closely with distributed teams to ensure effective collaboration. Engage with stakeholders and partners to align on integrations and roadmaps. Communicate complex technical concepts clearly.