Build, manage, and scale multi-cloud and on-prem infrastructure (Kubernetes, big data stack, databases). Implement CI/CD, IaC, monitoring/alerting, and automation. Troubleshoot production systems, deploy Helm apps, participate in capacity planning, and support security best practices while on-call.

Design and implement high-quality web UIs, build GraphQL APIs and backend integrations, support cross-team development, ensure code quality and testing, estimate and execute features, and guide architectural and technical decisions.