Xuan Wang

* Built data retention and migration tools to migrate ~ 4000 internal users to a new data platform. Successfully deprecated the old platform in 1 year. * Data governance on the internal data platform.

* Stability, SLA definitions and measurements. * Data localization, pseudonymization, access policies, GDPR, HIPAA. * Machine learning pipelines to forecast usage growth via time-series models. * ETL pipelines processing 100s of TBs of data daily with 100s of jobs in 10s of regions. * Developed internal tools for metric collection, deployment, configuration management. * Responsible for major OKRs and related requirement collection, design and planning. * Interfaced with other engineer teams and stakeholders (Product, Engineering, Customer Success, and Sales). * Mentored interns and new team members.

* Built and maintained multi-region global data pipelines. * Designed data models and schemas for internal data warehouse. * Leads scoring, churn detection, nurturing emails A/B testing. * Data ingestion pipelines via RPC or REST APIs. * Dashboards and reports. * Mentored new team members (including engineers, data scientists and interns).

* Probabilistic models on first passage percolation

Research areas: probability and stochastic processes, random graphs, theoretical and applied statistics