Senior QA Engineer

MATRIXX is looking for an experienced Senior QA Engineer to join its engineering team. This is an exceptional opportunity for someone looking to join one of the best and most experienced engineering teams in Silicon Valley.


  • Responsible for manual and automated test design, execution, and reporting
  • Designing, developing and implementing test plans
  • Responsible for designing, developing and maintaining automation framework
  • Responsible for server side and client quality assurance
  • Extension and enhancement of test environments and automation tools to support new and existing product functionality
  • Reporting and Verification of fixed defects
  • Contribute feedback to engineering regarding quality and testability considerations


  • 7+ years overall software quality assurance experience
  • Experience working in a Linux development environment
  • Strong scripting language skills (preferably Python)
  • Knowledge of networking protocols TCP/IP, UDP and basic network tools
  • Strong troubleshooting skills in both blackbox and whitebox testing
  • Knowledge of source control and bug tracking tools
  • Highly team oriented, collaborative and flexible
  • BS or MS in Computer Science or related subject area


  • Experience in rating/charging business logic
  • Previous start-up experience
  • Telecommunications, enterprise software experience
  • Strong foundation in mathematics


  • Competitive pay
  • Stock options
  • Generous health benefit package
  • Retirement Plan
  • Work from home Tuesday and Fridays
  • Exempt employees – Flexible paid time off
  • Non-exempt employees – 15 days per 2080 hours worked
  • Best kept secret in Silicon Valley – MATRIXX’s company culture!


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Meet our Founder, CEO and CTO, Dave Labuda


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