Experience

Stedi

• United States
• Software Development
• 1 - 100 Employee

• Head of Engineering

  • Jul 2023 - Present

• Principal Engineer

  • Sep 2020 - Jul 2023



Glossier, Inc.

• United States
• Personal Care Product Manufacturing
• 300 - 400 Employee

• Principal Engineer

  • Dec 2018 - Sep 2020

  Remote



First Data Corporation

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Technical Lead

  • Aug 2017 - Dec 2018

  Remote Lead research & development on a pilot project to move their credit card settlement and fraud detection pipeline to the cloud. - Evaluated & selected big data technologies including AWS EMR (Hadoop), Batch, Kinesis, Lambda, Step, RedShift and Athena. - Designed, created and tested a serverless proof-of-concept settlement & fraud engine using Node, Kinesis, AWS Lambda, API Gateway and DynamoDB. - Ran extended test scenarios simulating over 20k transactions per second. - Built and… Show more Lead research & development on a pilot project to move their credit card settlement and fraud detection pipeline to the cloud. - Evaluated & selected big data technologies including AWS EMR (Hadoop), Batch, Kinesis, Lambda, Step, RedShift and Athena. - Designed, created and tested a serverless proof-of-concept settlement & fraud engine using Node, Kinesis, AWS Lambda, API Gateway and DynamoDB. - Ran extended test scenarios simulating over 20k transactions per second. - Built and deployed identity management platform that provides user data to several core customer facing applications. Show less



Sticker Mule

• United States
• Printing Services
• 200 - 300 Employee

• CTO

  • Feb 2015 - May 2017

  Remote Joined to help accelerate the company's investment in technology, and modernize their production environments. - Coordinated all the day-to-day development efforts for the company on its Rails & React based applications. - Directed all architectural projects and decisions, including splitting a large monolithic storefront application into numerous smaller; more modular and performant services. - Grew development team from 1 to over 20 people, mentored team members & architected a… Show more Joined to help accelerate the company's investment in technology, and modernize their production environments. - Coordinated all the day-to-day development efforts for the company on its Rails & React based applications. - Directed all architectural projects and decisions, including splitting a large monolithic storefront application into numerous smaller; more modular and performant services. - Grew development team from 1 to over 20 people, mentored team members & architected a unique developer work environment. - Lead development on several key projects from factory floor automation to checkout flow redesign and content management integrations. - Responsible for all IT infrastructure including cloud/web presence and factory backend systems. Show less



Spree Commerce

• CTO & Co Founder

  • May 2011 - Feb 2015

  Remote Lead all engineering activities to commercialize our open source ecommerce platform. - Lead the design, development and operation of a large scale, commerce focused ETL platform for enterprise customers. Utilizing a micro service architecture on AWS SQS, Rails & Backbone. - Helped create a software-as-a-service e-commerce store platform built on top of Spree & Postgres schemas for multi-tenancy. - Created a hosting product used by large scale Spree customers. - Grew development team… Show more Lead all engineering activities to commercialize our open source ecommerce platform. - Lead the design, development and operation of a large scale, commerce focused ETL platform for enterprise customers. Utilizing a micro service architecture on AWS SQS, Rails & Backbone. - Helped create a software-as-a-service e-commerce store platform built on top of Spree & Postgres schemas for multi-tenancy. - Created a hosting product used by large scale Spree customers. - Grew development team to 12 people, in 5 countries. - Helped direct the open source projects roadmap, development and adoption. - Provided technical pre-sales support, delivering presentations and webinars around our technologies and product offerings. Show less



Rails Dog LLC

• Co-founder & Lead Developer

  • May 2010 - Jun 2011

  Remote Co-founded this consulting company around Spree, our open source ecommerce platform. - Lead development on Spree to become one of the most popular Rails OSS projects. - Delivered highly customized end-to-end ecommerce systems for numerous high-profile clients. - Interviewed, on-boarded and mentored development team members of all levels. - Pioneered a new mechanism for Rails application customizations with the creation of a new view extension library (Deface).



MyITdepartment.ie an Intuity company

• IT Services and IT Consulting
• 1 - 100 Employee

• Technical Consultant / Director

  • Sep 2006 - Apr 2010

  * Designed and deployed the companies core business cloud platform using open source software and systems. * Developed custom line of business applications.



Westmeath County Council

• Civil Engineering
• 100 - 200 Employee

• IS Analyst / Developer

  • 2001 - Aug 2006

  Development and support of intranet applications.



RBK Chartered Accountants

• Ireland
• Accounting
• 100 - 200 Employee

• IT Consultant

  • 1998 - 2001

  Part time desktop support engineer.