Lead QA Engineer
StackAI · Remote · United States ·
COMPENSATION
$80k – $130k
Listed on the employer's job board (Ashby)
- Lead QA Engineer
- Python + TypeScript
- First QA Hire
- AI/ML Platform
- San Francisco / Remote
As the first dedicated QA hire at Stack AI, you will establish the foundation for quality assurance across web, API, and backend systems. You will work closely with engineers and product managers to ensure the reliability and scalability of AI-driven workflows used by thousands of customers.
What you'll do
- Design and execute test plans for web, API, and backend features
- Develop and maintain automated unit, integration, and end-to-end tests
- Own and extend test automation frameworks using Cypress or Playwright
- Integrate testing into CI/CD pipelines to detect regressions early
- Validate API performance and load behavior using tools like Postman or k6
- Collaborate with developers to debug issues and verify fixes
- Document and standardize QA processes for future team growth
What you'll need
- 2–4 years of experience in QA, Test Automation, or Software Testing
- Proficiency in Python for testing and scripting
- Strong familiarity with JavaScript/TypeScript and frameworks like Jest
- Experience with Python-based testing frameworks such as PyTest or unittest
- Proven ability to test REST/GraphQL APIs and web applications end-to-end
- Solid understanding of Git, software lifecycles, and CI/CD pipelines
- Excellent communication skills for cross-functional collaboration
Nice to have
- Experience testing AI/ML systems, data pipelines, or model outputs
- Familiarity with backend infrastructure like Temporal, PostgreSQL, or Redis
- Knowledge of Docker and FastAPI environments
- Background in performance or security testing
- Prior experience working in fast-paced startup environments
Stack
- Python
- TypeScript
- Cypress
- Playwright
- Jest
- PyTest
- Postman
- k6
- GitHub Actions
- Temporal
- PostgreSQL
- Redis
- Docker
- FastAPI
How you'll work
- Based in San Francisco or remote options available
- Collaborate with a small team of engineers and researchers