Providing custom Linux-based development and platform solutions.

Provided back-end application development, unit testing and release management for theClinicalTrials.gov team at the National Institute of Health using Kotlin, Java and Spring with Docker andOpenShift, Gitlab/Github. Added new endpoints for the Protocal Registration Service, adding support for new unimplemented PRSapplication messages.Added EasyMock and Junit - based unit tests for all new and some existing code.Introduced Integration Testing for REST endpoints and Spring in Kotlin to the Backend Service project, and mentored other staff in doing the same.Researched and designed solutions for XSS and embedded code exploit mitigation: Extended stringmapping of RequestParam and PathParams to add OWASP XSS mitigation to the standard springautomatic handling of user-provided strings. Extended the Jackson Object Mapper to support pre deserialization exploit mitigation per OWASP guidelines using a per-field custom annotation for object definitions.Participated in daily scrums, code reviews, automated testing, and continuous integration and deliveryprocesses to ensure software quality and reliability.Provided guidance and inital implementation of OIDC/OAuth2 support for Login.gov.Researched and provided design recommendations for the new Single Page Application design using theIETF recommend patterns for SPA / OIDC integration.Technologies: Java, Kotlin, Spring, Docker, MySQL, Ubuntu / bash, OpenShift CI/CD, checkmarx, OIDC/OAuth2, Docker.

Providing java and kotlin software development for ICF Next providing services to the National Institute of Health. Under contract with Fortitude Systems.

Served as a support developer for the Site Controller java application that commanded and reported thestate of Energy Storage Units.Troubleshot and developed additional instrumentation for application errors related to the CAN Bus subsystem during Review Board.Assisted in discovering and providing fixes for root-cause of invalid system behaviors.Provided software and systems release support.Refactored and upgraded the message-driven Event Loop for the collection of services implementing theEnergy Storage Unit Site Controller.Developed additional features for the Site Controller user interface.

Architect and developer for a Server-less Single Page Application for Lockheed Martin’s GridStar EnergyStorage Site Fleet monitoring and management.Architected and implemented data acquisition and warehousing software, creating a time-series databaseof GridStar API responses from over 25 Energy Storage Sites using AWS Lambda, Node.js andElasticSearch.Enabled machine learning and analytics on the time-series database created covering every level of theGridStar Energy Storage System instrumentation metrics.Designed and Developed a custom reporting system that de-normalizes json documents with > 2 levels of hierarchy and creating a non-sparse 2d dimensional result report.Provided SOAP integration to Microsoft Dynamics installation for automatic incident creation on SystemAlarms matching severity and category from the node.js data acquisition using Java and Spring Boot.Technologies: React, NodeJS, Java, AWS Lambda, Elasticsearch / Kibana, AWS SNS, AWS SES, AWS S3

Tasks divided 60% development, 30% chef / systems.Quickly learned and extended a large code base over a broad range of technologies and platform toolswith little to no documentation.Implemented new customer-facing features and back-end data formats for Rakuten’s click trackinginfrastructure (json, custom parameters, etc).Implemented new features and back-end data formats for Rakuten’s Attribution infrastructure (json,custom parameters, new schema changes, data coherency components, etc).Developed a custom Flume2Kafka plugin for translating to new internal messaging format.Created custom in-memory integration tools for Kafka, Flume and custom plugin test suites.Wrote extensive testing in Junit / Easymock. Profiling and performance tuning using JMeter, Ultimate Thread Group and VisualVM.Developed scripts to automate run-time configuration and server creation to OpenStack and AWS usingChef.Created tools and selected technologies for Performance testing and cross-platform data validity testing.Created new and extended several existing Chef Cookbooks.Developed, extended or patched over 12 projects.Technologies: Java, Python, Perl, MongoDB, Flume, Kafka, ActiveMQ, Grafana, EaskyMock, Hibernate, OpenStack, Amazon web services, Chef, Postgres, Oracle 10, OpenSSL, BouncyCastle and others.

FontShop after the Acquisition by Monotype, Inc.Continued to provide development and integration support for the Font Render Microservice.Developed middleware cache service in Ruby using Sinatra to resolve performance issues rendering theproduct catalog.Lead the effort to become Chef-Managed.Day to day Operations of AWS hosted infrastructure - ~ 70 Servers.

Provided software development and research spikes for Fontshop International’s San Francisco office.Assisted with our Internationalization and re-architecture for multi-tenatcy.Re-architecture of the webshop as a collection of microservices and migrated to AWS (2011).Architect and developer of our Product Data ingestion API and Product Database.Served as primary support developer and maintainer of the Font Rendering Service.Developed and designed site-specific installations for various TYPO SF programs using Pure Data,Processing and Microsoft Kinect.Mentored and managed junior staff.Led the effort to migrate our development model to Scrum/Agile (Scrumban).Served as back up Systems Engineer for all networking and Systems Architecture. Technologies: PHP, Perl, Python, Javascript, CSS, SVG and Amazon Web Services.

provided bug fixes, library code additions, implementing recurrent customer billing and an S3-based backup solution.Technologies: perl

Lead developer and systems engineer for the leading digital music distribution company for independentlabels.Developed our custom ingestion station (scsi interface control, 300 dvd/cd robotic system, Perl/GTKinterface).Developed DRA's primary storage array.Architecture, development and maintenance of DRA's parallel media trans-coding cluster producing on-demand variations of multiplexing archive structure and formats for over 20 different media outlets.Developed a music outlet taxonomy and XML-based descriptor format allowing non-technical staff todefine the requirements for outlet deliveries and perform catalog trans-coding and delivery packagingwithout developer involvement.Ported existing and later re-developed royalties accounting software.Developed DRA's customer-facing web portal.Technologies: Java (tomcat, servlets, jsp), Perl, GTK.

Provided systems administration, programming, and system architecture work for a music industry startup dedicated to creating a next generation linux-based audio hardware device.Technologies: perl, c, rpmlib, xml-rpc, linux sys internals and rt patches

Web / Database / Systems programmer for a linux-specialized server hardware vendor. Provided post-layoff contract application development for Penguin's CRM / help desk system.

Technology generalist for the ITS division of the UCSF Department of Medicine.* Created the ITS help desk ticketing system.* Created multi-departmental web puplishing system with netatalk and samba.* Created web calender system for Continuing Medical Education department.* Created courses and led instruction of Dreamweaver and Fireworks for departmental webmasters.Technologies: Perl, Self-designed CMS, Dreamweaver, Fireworks, sun, linux.

Instruction, curriculum development (windows, windows NT, HTML, CGI, UNIX) and Network Administration.

MCC provided software and IT consulting for insurance, public relations and marketing firms in the Bay Area. My role as was to provided direction to the underlying technologies of the service offerings of the company (LAMP). Architected and programmed the content management system used in most of the companies projects in mod_perl/perl/apache. Managed day-to-day operations of the development servers and in-house systems. Provided on-site services to a variety of clients for tasks such as server management, network installation, systems integration, and application development. Participated in planning and architecting for all major web / application projects for the company.