Android/WebRTC Engineer - Inmate Tablet

San Francisco, CA 94111

Posted: 01/25/2019 Employment Type: Permanent Job Category: Engineering Job Number: 11579

Android/WebRTC Engineer 
You’ ll work in our proprietary Inmate Tablet ecosystem providing the means for Friends-and-Family to visit with Inmates via monitored WebRTC video conferencing.  While much of this ecosystem involves Android and iOS applications, inside those application we’ re primarily employing WebViews powered by a combination of Ruby on Rails applications serving as JSON based API’ s to modern front-end stacks such as ReactJS and Angular.  Our WebRTC stack is based on Kurento and our custom signaling layer.


Our clients San Francisco office embraces a unique style of Agile software development where each engineer contributes to a fixed set of systems (systems they own) by being staffed to short-lived ad hoc teams that are assembled around single roadmap epics.  These teams are fully cross-functional and contain expert contributors from each of the systems touched in the epic.  In addition, you’ ll be a member of various System Owner groups which look after individual systems long term.  It’ s an exciting combination of highly focused business driven work alongside broader architectural projects centered on a system’ s longer-term technical vision. Our ideal candidate enjoys working cross functionally with Designers and Project Managers and doesn’ t shy away from occasionally doing a bit of everything when needed.


  • Intimate understanding and command of one’ s application architectures, data persistence patterns, build pipelines and business rules.
  • Participate in backlog grooming, story-mapping, sprint planning, sprint review, and retrospectives for the ad hoc teams assembled around said epics.
  • Refine, estimate, and decompose user stories into technical implementation tasks in close collaboration with your peers
  • Create quality documentation, including flowcharts, diagrams, and written documentation describing features and functionality.
  • Ensure that coded features and functionality meet requirements, including those related to system performance, response, redundancy, security, metrics, and tracking.
  • Maintain excellent test coverage for every piece of code you write.
  • Participate in Crucible code reviews by offering insightful feedback and direction to your peers.
  • Serve as an escalation target for production issues.


  • Bachelor' s degree in Computer Science, Engineering or related field; 4 years of equivalent experience in lieu of a degree.
  • A minimum of 5 years of experience as a traditional mobile application developer with mastery of the common protocols, paradigms, and patterns.
  • Experience in agile methodologies (Scrum, Kanban, etc.)
  • Experience deploying and maintaining production applications.


Additional Technical Qualifications:
  • Project Management:
    • JIRA, or similar ticketing system
    • Crucible, or similar code review and collaboration system
  • Engineering Tools:
    • Git required; Gitlab is a plus
    • Jenkins, Crucible, or similar tool is a plus
  • Languages, Frameworks, Technologies:
    • Android and iOS WebViews
    • Ruby on Rails and/or React, Backbone, AngularJS, HTML5, CSS/LESS/SASS
    • Experience with JavaScript compiling (Webpack, Babel, plugins, etc.)
    • REST API' s (Bonus points for Ruby on Rails experience)

    • WebRTC and/or Kurento
    • Android application development
    • iOS application development
    • Java/Scala/Play Framework
    • Chef
    • Capistrano
EOE of Minorities/Females/Veterans/Disabilities
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