Bangbay Siboliban Seattle, WA

I'm a creative technologist with over a decade of professional experience in web development. A “hand raiser” and constant learner, I seek challenges and new ways to contribute. In my spare time, I also code personal projects and mentor people interested in learning to code. Pronouns: she, her, hers

Work Experience

  1. 11/2020 – present

    Senior Software Engineer II
    • Team lead for enterprise e-commerce solutions for cannabis businesses.
    • Migrated and refactored code from Node.js to Ruby on Rails.
    • Developed web applications using React, TypeScript, MobX, and GraqhQL.
  2. 6/2020 – 10/2020

    Senior Software Engineer
    • Worked on Webex Teams, a real-time voice, video, and messaging product.
    • Developed web applications using React, Redux, Jest, and Cypress.
    • Refactored code and advocated for quality and consistency.
  3. 4/2019 – 6/2020

    Senior Software Engineer
    • Team lead responsible for defining user stories and tasks, and shepherding releases.
    • Full-stack development primarily with Ruby on Rails, Node.js, and Postgres within a distributed service architecture.
    • Worked with product managers and other team leads to determine roadmaps and priorities.
    • Pushed for technical excellence and consistency; performed code reviews across multiple journey teams.
  4. 8/2018 – 1/2019

    Studio Lead / Front-End Architect
  5. 9/2015 – 8/2018

    Studio Senior / Front-End Engineer
    Deloitte Digital
    • Lead engineer and architect for web applications in a consultancy role.
    • Full-stack development using Angular, React, Vue, Node.js, Ruby on Rails, .NET (C#), and Salesforce.
    • Test-driven development (TDD) using a variety of tools, such as Enzyme, Jasmine, Mocha, RSpec, and NUnit.
    • Worked closely with user experience (UX) and visual designers in an Agile environment.
    • Mentored junior web engineers; implemented code reviews and code pairing sessions.
    • Coordinated with distributed and offshore team members.
    • Presented technical requirements to prospective clients.
    • Maintained documentation and internal reference materials.
  6. 5/2014 – 8/2015

    Front End Developer
    Precision Development
    • Developed web applications with AngularJS, Backbone.js, Bootstrap, jQuery, and SCSS within ASP.NET MVC.
    • Performed peer code reviews.
    • Participated in weekly Agile sprints and served as scrum master.
    • Used Atlassian tools (Bitbucket, Jira, Bamboo) for project management and deployment.
    • Interviewed candidates for open positions.
  7. 8/2012 – 2/2014

    Front End Engineer
    • Developed front-end for Ruby on Rails applications in technology start-up environment.
    • Created WordPress (PHP) plugin for contextual advertising widget.
    • Attended Nielsen Norman Group's Usability Week for UX training.
    • Participated in a 2-day hackathon with engineering team.
  8. 11/2007 – 2/2012

    User Interface Developer
    Mendelsohn Zien Advertising
    • Developed web applications using cross-browser compatible HTML, CSS, and JavaScript.
    • Built custom content management systems (CMS) with Ruby on Rails, Haml, and Sass.
    • Installed and managed Linux distributions on virtual private servers (VPS).
    • Integrated third-party APIs and components from other developers.
  9. 7/2007 – 11/2007

    Cesar and Ruben
    • Projected digital video and English supertitles during live musical play Cesar and Ruben.
    • Edited and optimized digital video for projection.
    • Purchased and maintained projection equipment based on production needs.
  10. 10/2006 – 4/2007

    Systems Analyst II
    Texas Department of Aging & Disability Services
    • Built and revised websites for distributing online and print forms.
    • Reviewed and tested accessibility (Section 508) methods and technologies.
    • Maintained Internet applications to provide forms and handbooks to agency staff.
  11. 12/2004 – 7/2006

    Instructional Technology Technician
    Austin Community College
    • Coordinated audio/visual needs for special events in 748-person capacity auditorium.
    • Created DVDs, PowerPoint presentations and other materials for instructional use.
    • Provided daily audio/visual support for faculty/staff and maintained performance logs.
  12. 9/2003 – 6/2004

    Apprentice Editor
    Westside Productions
    • Assisted editorial department during post-production of feature film Fahrenheit 9/11.
    • Maintained FileMaker Pro database of original footage and archival tape library.
    • Provided technical support for network computers and peripherals.


  • Legacies of War – Pro bono web designer/developer for organization dedicated to raising awareness about the legacies of the Vietnam War-era bombing of Laos.
  • WHFR – Pro bono web designer/developer for volunteer-run community radio station.
  • WP User Avatar – Creator of open source plugin for WordPress. Within the top 100 (out of 30,000+) of the most popular WordPress plugins. Sold in June 2014.


  1. 2019 – 2020

    Bachelor of Science: Computer Science
    Oregon State University
    • Postbaccalaureate degree
    • Languages: Assembly, Bash, C, C++, JavaScript, MySQL, NoSQL, PHP, Python
  2. 2002 – 2004

    Master of Fine Arts: Media Arts Production
    The City College of New York
    • Winner of departmental “MVP” award for the most exemplary student in my class.
  3. 1997 – 2001

    Bachelor of Arts: Film Studies
    Barnard College , Columbia University
    • One of the first graduates in Film Studies at Barnard College.


  1. 2018 – 2019

    Full Stack Developer Certification
    • 6 certifications equivalent to 1,800 curriculum hours:
      • Responsive Web Design Certification
      • Front End Libraries Certification
      • Javascript Algorithms and Data Structures Certification
      • Data Visualization Certification
      • APIs and Microservices Certification
      • Information Security and Quality Assurance Certification