Led projects for both Rails backend and Vue frontend, integrated with several external APIs from both.Built WebSocket based customer chat system, handled tens of thousands of messages and file attachments.Created rate system for trucking shipments, importing millions of records of rate information in an efficient and repeatable manner.Automated tracking data ingest and created a custom analysis engine to detect shipment problems as soon as possible.Established systems integration for ETL from Heroku Private Space into AWS RedShift cluster using Stitch, integrated with PowerBI.Implemented domain specific 2D bin packing algorithm to optimize truck area of shipments.Designed automated workflow for service provider invoices.Integrated with Expeditors corporate accounting systems and customer validation procedures.

Developed Ruby, Python and Go solutions for data aggregation and encoding/decoding proprietary energy data formats.Extended data pipeline using AWS Lambdas and Rails API to reduce cost of ingest.Built and maintained Docker based containers for an AWS hosted stack using CloudFormation.Implemented Cognito based OAuth system with custom RSA certificate store in Python.Created SOAP API for integration with pilot project with Siemens.

Led integration of Rails microservice backend with DocuSign, Salesforce and other APIs.Headed standards compliant OAuth2 based user authentication and policy system using Auth0 and Axiomatics respectively. This utilized Ruby with a Java connector to push policy updates.Maintained and extended in-house workflow engine for managing loan application process.Elasticsearch integration from Rails backend using async jobs for rapid data updates.Designed and implemented circuit breaker pattern with custom WebSocket UI.Supported React frontend and public API as lead on API gateway system.

Led creation of engine for insurance plan calculations and API integration with React frontend.Built user system between Rails backend and Active Directory using LDAP and Devise.Designed Mercurial based pipeline for deployments from Jenkins to AWS using Python.

Integrated a Ruby and PHP backend with several social media application APIs.Fixed issues with package based AWS deployment system using Vagrant VMs and Chef.Wrote SQS based message queuing system to feed Resque based processing jobs.

Wrote data pipelines for remote data acquisition devices in Ruby, Python and other languages.Assisted with migration of backend from RackSpace to AWS EC2 and RDS systems, ELB configuration and failover handling.Helped write Backbone JS graphing and widget system and integrated with Rails backend.