Reporting directly to the CTO:* Designed and implemented distributed calendar sync functionality in Elixir and React.* Designed and implemented a realtime telemetry collection system for every call in Tandem, using Elixir and GCS. Gigabytes of data ingestion daily with minimal performance impact. * Extended and maintained a custom distributed, fault-tolerant key value presence store in Elixir and Typescript.* Designed and implemented multiple coherent APIs to support our portfolio of client products.

Grew a team of 30+ people across Engineering, Design, support and more. Mentored new managers as well as individual contributors. Spearheaded and sponsored multiple successful open source products. * https://github.com/infinitered/cdq* https://github.com/infinitered/rmq* https://github.com/infinitered/ignite* https://github.com/infinitered/reactotronCreated an app that hit top 10 for category in the App store. Concurrently responsible for overseeing finance, legal, and HR. Thoroughly versed in all aspects of running a business.

Lead team to create Yammer's Inbox feature, comprising three platforms (Web, iOS, Android) and 20 engineers through multiple phases of delivery. Highly successful feature that changed the fundamental mode of interaction with the product.

Early Ruby on Rails adopter, growing a pre-1.0 site and team from nothing to 3+ Million users. Wrote the first lines of code, set up the servers, tuned the database, hired and managed a team of 30+ engineers, testers, and product managers on two continents.Proudest accomplishments: Hired a world-class cross-functional team.Created a system to deliver (to the inbox) 5M emails per night. Built our own bespoke scheduling and work queue system before anything like it was common in the Ruby world. It has proved very reliable over the years.Took a calculated risk in moving to Ruby in the early days. Mentored my previously java- or pythonusing colleagues and nurtured a world-class team of engineers.Rapidly scaled the site to handle surges from several viral campaigns.

Backend Java Engineer. Significant contributions include the photobooks platform and a lightweight CMS.

Clients including IBM, AIG

Clients including ADP, Siemens, Charles Schwab