Andrew K. Email & Phone Number

San Francisco, Ca, Us

San Francisco, California, Us

Mountain View, Ca, Us

Refactored a legacy internal Quotaserver admin console to support the new regional instances which was required for new Google Cloud products.Implemented a new permissions model to allow Quotaserver instance dashboards to support instances with configs stored in distributed databases instead of version control.Implemented critical APIs needed for the migration from the Quota Config Server V1 to V2.Implemented a CLI to support engineering users who needed to inspect ongoing rollouts of canary configurations.Identified and fixed a significant but subtle race condition that would have blocked a migration, and planned and executed the rollout over several weeks.Designed and implemented a replacement admin console in Angular 2 and C++.

New York, Ny, Us

- Launched a production gRPC keycard enrollment and management service built in Go and MySQL, used by multiple other teams and in over 5 buildings so far.- Drove the design of the gRPC endpoints and the integration testing of said endpoints.- Wrote benchmarks to help in identifying P99 performance issues.- Designed and implemented integration with an internal Event monitoring framework for auditing and analysis.- Optimized mySQL table design for the service.- Modified the build pipeline for the service to improve integration testing flow.- Refactored another internal RBAC engine to add namespacing to a large subset of the APIs.

Cupertino, California, Us

- Working on a large scale resource/job scheduler implemented in Java/Scala- Scheduler was on top of Apache Mesos which is used for actual execution and resource reporting/management.- Included extra features for efficient resource usage in the data center, such as resource overcommitment and job preemption- Performed on call SRE duties on regular intervals and handled major incidents, plus post-mortems- Also used: Puppet, Go, Kubernetes, Docker, Typescript, Splunk, Hadoop, Zookeeper- Diagnosed and debugged critical live issues in production using E2E alerting and testing tools- Dove deep into the stack for many issues, looked into syscalls with strace, network usage with lsof, and more- Also debugged things like a wide variety of machine hardware failure methods, DNS failures, Load balancer failures, proxy failures, LDAP index failures, etc.

Pleasanton, California, Us

- Worked on an internal tool that would help move customers from existing personnel management solutions such as peoplesoft into workday's cloud.- Worked in Scala and Java to design features such as an internal customer hierarchical collaborative workspace- Developed a metrics pipeline for application utilization to move us off of Datameer, a closed source and less flexible solution- Pipeline utilized Python, Pandas, Hive, MySQL, and Apache Superset.- Added various alerting methods when the metrics pipeline broke so that future maintainers would know where to look

Redmond, Washington, Us

- Architected and implemented an internal bot that would help project managers more efficiently interact with Windows build and application compatibility data. - Bot would transform natural language into an existing compatibility data dashboard query- Worked on multiple layers of the stack, from the .NET web service to the Angular + Typescript UI.- Used natural language processing tools like Microsoft's Language Understanding Intelligent Service to model and understand user intent.

Hamilton, Nj, Us

Worked extensively on a large web application backend based on the Adobe Experience Manager CMS platform. Worked on a team responsible for migrating the application from version 5.6 to 6.1. Responsibilities included refactoring old code to improve performance and readability, implementing new OSGI services and components, implementing a RESTful architecture, as well as fixing various server bugs. In addition, designed and implemented a new database architecture to hold relational data that was previously stored in a content repository. Implemented a repository layer and REST API on top of DynamoDB that also kept multiple related tables in sync.

San Diego, California, Us

Maintained both the server and client side of web applications for US military supply yard management implemented in Java and Adobe Flex. Gained experience with tools and frameworks such as Apache Tomcat, ActionScript 3, Maven, Hibernate ORM, and Spring.

Computer Science

High School Diploma