Resume

peter.williams@barelyenough.org
720-280-2436
http://barelyenough.org

Solving real-world problems with computer systems.

  • Improving maintainability and performance with innovative technology adoptions such as Phoenix/Elixir, Ruby on Rails, Docker, Cassandra, etc.
  • Improving scalability and evolvability through thoughtful systems architecture.
  • Improving products through technical product management.
  • Improving predictability through continuous process improvement.
  • Adept with time series data, geospatial data, Internet of Things (IoT) and REST/hypermedia APIs.

Experience

Sr R/D Manager

Itron, October 2013 – present

  • Optimized grid operations with high-quality predictive analytics based on state of the art machine and deep learning.
  • Reduced cost and improved reliability of electricity by operating millions of devices in a real-world IoT constellation.
  • Improved customer engagement by allowing consumers to understand and manage their energy usage using devices they already own.
  • Improved evolvability of a very large system by extracting key functionality into services.
  • Reduced hosting costs by ensuring that all new functionality supports multi-tenancy.
  • Increased release predictability by refining software development processes.
  • Reduced operational costs by improving software quality processes.

Principal Software Engineer

MapQuest, January 2013 – September 2013

  • Monetized high traffic mobile web app with an integrated location-based ad targeting system.
  • Drove revenue and engagement with trip planning and booking tools built into existing high traffic mapping site.
  • Improved evolvability of several systems through API design and implementations.

Software Architect/Team Lead

OpenLogic, August 2009 – September 2012

  • Increased revenue by launching open source scanning tool that checked petabytes of open source project data.
  • Tested a market opportunity by rapidly building and launching a minimum viable PaaS cloud product.
  • Improved customer experience and reduced costs by rolling out APIs that allowed automation of OSS governance tasks.

SPDX RDF Vocabulary Specification Editor

SPDX, September 2010 – August 2012

  • Improved clarity and implementability of SPDX standard by creating and maintaining the formal OWL definition of the vocabulary.
  • Improved interoperability of SPDX standard by ensuring alignment with the other SPDX formats.

Software Developer (contract)

Brightkite, August 2008 – August 2009

    • Expanded reach of the social network by building API to support mobile applications.
    • Increased traffic implementing a variety of new features.
    • Ensured high application availability by managing production application and database clusters.

Software Developer (contract)

ID Watchdog, March 2009 – June 2009

  • Worked closely with finance and ops teams to elicit and clarify requirements.
  • Maintained and enhanced the existing CRM and batch processing application.

Senior Software Engineer

Absolute Performance, November 2006 – May 2008

  • Led service oriented re-architecture effort which resulted in a highly maintainable and scalable system.
  • Designed and documented REST/HTTP APIs, including JSON data formats and API versioning strategy.
  • Instrumental in implementation and deployment of a multi-tenant software as a service (SaaS).

Senior Web Developer

WebRoot Software, May 2006 – November 2006

  • Improved quality processes, including introduction of automated testing.
  • Managed external contractors, including code/design reviews.

Technical Lead

Certified Financial Planners Board of Standards, November 2005 – May 2006

  • Instituted improvements in quality practices.
  • Mentored team in the use of Ruby.
  • Worked with stakeholders to streamline business processes.

Senior Software Engineer

DigitalGlobe, September 2004 – October 2005

  • Participated in design and implementation of highly configurable workflow engine.
  • Created dashboard to track and manage order fulfillment.

Software Architect

GE Energy, October 1998 – August 2004

  • Designed and implemented web application server.
  • Evangelized the use of web services as a way to implement application integrations.
  • Developed REST/HTTP APIs for exposing geospatial applications.

Buzzwords

Agile, Cassandra, CoffeeScript, CouchDB, CSS, DSL, HTML, HTTP, Java, Javascript, JSON, Lisp, MySQL, Oracle, PostgreSQL, Redis, REST, Ruby on Rails, shell scripting, Scala, Scrum, Spark, SQLite, SOA, WebArch, web services, WOA, XHTML, XML