Design, build, and deploy production-grade AI-powered backend systems. Integrate LLMs, vector databases, and task-specific ML models into scalable, low-latency architectures. Implement background processing, performance tuning, testing, monitoring, and error reporting. Debug cross-layer issues and collaborate with product and frontend teams to deliver reliable AI-driven features.

Lead end-to-end UX for scalable, collaborative online learning products. Own 1-2 major projects, partner with PMs and engineers, produce production-ready mocks, conduct user research and usability testing, ensure design system and accessibility consistency, and contribute to product strategy and roadmaps.