Design and lead microservices architecture, APIs, data contracts, and cloud-native AWS systems. Translate customer requirements into scalable product capabilities, establish engineering standards, and drive technical planning and delivery. Build services with Node.js, TypeScript, Python, and PHP; implement secure authentication, CI/CD, infrastructure as code, automated testing, observability, and operational readiness. Mentor engineers, manage reliability and performance, analyze cloud costs, and contribute to technical roadmap strategy.