Lead system design and architecture for core services powering moves, deliveries, and junk removal. Guide backend, frontend (React), and mobile (Flutter) engineers in writing high-quality, maintainable, and scalable code. Design and implement APIs and event-driven systems that support booking, dispatching, pricing, payments, and notifications. Collaborate cross-functionally with Product and Operations to align tech solutions with user and business needs. Conduct regular code reviews, pair programming sessions, and design reviews to ensure quality and consistency. Drive observability, fault tolerance, and high availability across all critical microservices. Participate in incident response and lead technical RCA (root cause analysis) for high-impact events. Champion CI/CD, infrastructure-as-code, and automated testing to streamline delivery. Mentor engineers, foster a culture of technical excellence, and promote growth through feedback and guidance. Collaborate on product roadmap discussions, ensuring technical feasibility and delivery scalability.