QA Engineer (Software)
Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Jun 19, 2026. Vast.ai scores C on the Alion truth index.
About Us
Vast.ai ’s cloud powers AI projects and businesses all over the world. We are democratizing and decentralizing AI computing-reshaping our future for the benefit of humanity.
We are a growing and highly motivated team dedicated to an ambitious technical plan. Our structure is flat, our ambitions are out-sized, and leadership is earned by shipping excellence.
We seek engineers with strong intrinsic drive, a true passion for advancing the state of the art, and a mix of architecture, coding, and communication skills.
About the Role
We’re hiring a QA Engineer to drive both manual and automated testing across our web applications and backend services in a Linux-first environment. This role is central to shipping reliable, high-performance software for a complex, always-on platform. You’ll work closely with Product and Engineering to define quality standards, catch issues early, and help deliver confident releases.
This role is onsite 5 days a week in our Los Angeles (Westwood) office.
What You'll Do
Execute manual, exploratory, and regression testing for web apps and backend services
Maintain and expand test plans for existing and upcoming features
Design high-signal test cases and build/extend automation where it matters most
Validate requirements and ensure releases are stable and defect-free
Investigate failures, identify root causes, and file clear, actionable tickets
Partner with Product and Engineering on acceptance criteria and release readiness
Minimum Qualifications
3+ years hands-on testing of web applications
Strong knowledge of test methodologies and their corresponding tools
Experience with writing test plans and test cases for assigned features
Experience with test automation
Keen eye for detail
Nice to Have
Passionate about the future of AI
API testing with Postman/Newman or similar
Proficient with Linux
Experience with load testing tools
Benefits
Work 5 days a week from the Vast.ai HQ in Los Angeles (Westwood) in an ambitious, fast-paced, AI-centered startup environment
Health, dental, vision and life insurance coverage
Pay: $40.00 / hour
401(k) with company match
Meaningful early-stage equity
Onsite meals, snacks, and close collaboration with founders/tech leaders
Ambitious, fast-paced startup culture where initiative is rewarded