Software Development Engineer in Test, Product Software - Mobile App

Zoox

Foster City, CA Hybrid permanent

Posted: April 13, 2026

Required Skills

Job Description

As a Software Development Engineer in Test on the Product Software Quality Assurance team, your role will focus on building scalable integration automation frameworks and enhancing existing frameworks for automated testing of mobile applications. You will design and implement functional and integration automation tests for mobile app used by the customer fleet, ensuring comprehensive test coverage and reducing manual testing efforts. By prioritizing automation for repetitive tasks, developing robust regression suites, and focusing on edge cases and high-stress scenarios, you will ensure the reliability of safety-critical tools.

In this role, you will: :
• Design, implement, and maintain scalable functional and test frameworks used across Zoox for integration and subsystem testing

• Collaborate closely with QA, SDETs, and software engineers on cross-team initiatives to maintain and continuously improve Zoox’s end-to-end validation workflows

• Lead feature-level testing by defining test strategy and plans, executing manual testing, and driving the transition to robust automation within Zoox’s integrated tooling ecosystem

• Support and partner with users of our frameworks and tools, continuously refining them to improve reliability, usability, and overall engineering efficiency

• Implement AI tools to make testing faster and more efficient.

Qualifications: :
• Bachelor's or Master's degree in computer science, engineering, mathematics, or a related field

• 4+ years of experience as a Software Development Engineer in Test with proven skills in writing automation frameworks for cloud applications from scratch.

• Strong proficiency with Python, Kotlin, and tools like Git, Buildkite

• Experience building functional and performance automated tests for backend cloud applications.

• A self-starter who is capable of defining and implementing new tools and processes from start to finish

Bonus Qualifications: :
• Experience in Mobile App testing and automation

• Experience in implementing AI tools in the testing domain

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