Software Implementation Consultant
Freelance ⦁ 2019 - Present

• Created React.js online multi-player Farming Game
• Design and implement solutions for customer projects

Software Engineer
Franz, Inc. ⦁ 2016 - 2019
AllegroGraph: RDF Triplestore Graph Database

• Created concurrent multi-process shared memory manager
• Improved database’s underlying storage layer and related data structures
• Improved infrastructure for loading 1 trillion+ triples

Software Engineer
kabonky / The 3L Project - 3lproject.org (founder) ⦁ 2014 - 2016

• Kabonky: web app intelligent news-ranking aggregator (a more customizable Google News)
• Javascript, Scheme, Postgres. Normalizing complex and varied formats
• Analyze and rank tens of thousands of articles dailyHelped sales associates close deals by presenting our products in specific use-cases
• 3L: x64 bare-metal Lisp runtime, OS
• Developed from scratch to provide high security and extensibility
• Extend, debug, modify entire OS and applications at runtime

Software Engineer
Zillow ⦁ 2011-2014

• Javascript, Java, MySQL, AWS, Hbase, distributed ~150 servers
• Lead frontend team developing map based interactive property finder/viewer
• Lead engineer for postlets.com, > 8M unique visitors monthly: PHP

PROJECTS

WebSockets library - fast, lightweight, and simple WebSockets library in Scheme
Written completely from scratch based on the WebsSockets specification

• Faster at processing messages than most WebSockets implementations
• Correctly (and very quickly) validates UTF-8 unlike almost all implementations

cl-password, cl-config, pg-sessions: Common Lisp libraries
Common Lisp libraries for managing passwords, config files, and postgres web sessions

Amazon S3, SendGrid, Stripe API in Scheme (plus HMAC supporting lib)