Designed and built cloud platform for cryptocurrency asset custody product using Docker, Kubernetes and AWS.

Built multi-AZ and multi-region HA and DR configurations designed to meet regulatory scrutiny and support customer business continuity.

Wrote technical aspects of financial regulatory filings.

Implemented production and test deployment automation for Docker, Kubernetes and AWS with Python, Cloudformation and Terraform.

Implemented and maintained rippled and bitcoind deployments.

Built and maintained tier-1 data localization systems powering Amazon consumer sites and products. Shifted a multi-TB legacy database from Oracle/Hibernate 3.1 to RDS for PostgreSQL/Hibernate 5.0.

Designed and implemented a translation workflow orchestrator as a prototype for the next generation of software localization.

Executed ops and on call for a tier-1 system with global use and directly supported Prime Day and Q4.

Consulted with customers pre-sale, demonstrated pre-release software and discussed customer environments: workflows, network, client OS and application architecture.

Implemented kernel-mode file system features, ported filesystem software from Linux to macOS; test and debug performance issues with PanFS kernel module.

Revised and simplified performance testing for new storage platforms. Designed a performance integration system.

Analyzed customer-found cases and QA-found bugs where Data ONTAP became unresponsive to data requests or storage management operations. Led the design and implementation of kernel and user-space components to detect failures, collect debug data, and recover from failures. Diagnosed failures detected by these components and worked with teams to improve system stability.