Senior engineer on the Square Online Billing and Monetization team. Responsible for building and maintaining the billing and subscription system for all online services.
• Supported ~10k purchases each day across 6 currencies.
• Created highly available feature restrictions supporting all aspects of the Square Online product. 300 QPS that missed the shared cache.
• Worked frequently with the tax, finance, and international teams for tax changes, revenue reporting, and expansion into new markets.
• Integrations with third party payment providers (PayPal, Braintree, Adyen, Square) and user-purchasable services (Domain registration with register.com and Google Workspace)