Mulin Yang

Architected core billing and eventing for Business Messaging processing 10k+ msgs/sec, reduced p95 latency 37% and achieved 99.99% availability while integrating LLMs to cut median agent handle time 22% and raise auto-resolution to ~18%.

Led merchandising microservices and launched a PCI-scoped Guest Checkout capturing 64% of new-user GMV; increased promo-period GMV 34% and cut checkout p95 latency 28% via Postgres partitioning, Redis, and async orchestration.

Decomposed monolith into 12+ Kubernetes services with contract-tested APIs, improving deployment frequency from monthly to daily and speeding high-cardinality queries 6×; improved reliability to 99.95% and reduced alert noise 60%.

Shipped web and Android features using Django/DRF, React, and Kotlin, increasing weekly active users 25%; implemented CI/CD with zero-downtime blue/green deploys on GCP and built analytics pipeline to BigQuery.

Implemented real-time barrier detection using Python/OpenCV with ~99% accuracy and built a React dashboard with live updates; exposed REST APIs with Node.js/Express and covered integration tests.

Completed a Master's degree in Computer Engineering with coursework and projects focused on systems, networking, and applied software engineering.

Completed a Bachelor's degree with foundational studies in electronic and computer engineering topics supporting software and systems development.