Five9

Senior Quality Engineer

Five9
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2 days ago
Porto, PortugalSenior

Responsibilities

  • Design, write, and maintain end-to-end automated tests for the Five9 Virtual Contact Center web application and APIs.
  • Analyze test results and logs, investigate failures to root cause, and improve test reliability.
  • Extend and support the Python automation framework and build internal tools that accelerate testing.
  • Modernize the framework through CI/CD integration, parallel execution, stability improvements, and flaky-test reduction.
  • Identify weaknesses in automated flows, correct them, and track their efficiency over time.
  • Partner with Development, DevOps, and TechOps to align automation priorities with company strategy.
  • Participate in stand-ups, sprint planning, Increment planning, and other Agile ceremonies.

Requirements

  • At least 5 years of experience in test automation, including ownership of framework design or technical decisions.
  • Hands-on experience with Python 3 and strong knowledge of programming techniques, algorithms, object-oriented programming, and multithreading.
  • Experience automating APIs or SDK-type interfaces using Python, Java, C++, or similar languages.
  • Strong Linux skills and knowledge of software development lifecycle and testing methodologies.
  • Experience with Git and JIRA.
  • Strong analytical, troubleshooting, and cross-functional collaboration skills.
  • Preferred experience with Selenium, pytest, Robot Framework, Jenkins, GitLab CI, GitHub Actions, Docker, Kubernetes, AWS, GCP, WebRTC, SIP, or CTI.
  • Experience mentoring other engineers is preferred.

Benefits

  • Five9 Shares, bonus scheme, 10% flex benefit, meal allowance, medical insurance, life insurance, and 25 days of annual leave plus public holidays.
  • The role is fully remote outside Porto, Maia, Matosinhos, Gondomar, Valongo, and Vila Nova de Gaia; candidates within those municipalities work in the office three days per week.

Tech Stack

AWSC++DockerGitGitHub ActionsGitLab CI/CDGoogle Cloud PlatformJavaJenkinsKubernetesLinuxpytestPythonRobot FrameworkSelenium

Categories

Five9

About Five9

1,001-5,000 employees

Five9 builds cloud contact center software (CCaaS) for enterprises to manage voice and digital customer interactions, powered by AI for routing, automation, and analytics. It sells its platform as SaaS with modules for IVR, outbound dialers, agent desktop, workforce engagement, and CRM integrations such as Salesforce and ServiceNow. The company is headquartered in San Ramon, CA, serves 2,500+ customers globally, and is a public company listed on Nasdaq (also BMV).

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