Senior API QA Engineer - TypeScript & AI-Driven Automation

Tech3pillars Technologies; Minnesota; On-site; USD 110,000 - 150,000; Full time

Job summary

Tech3pillars Technologies in Saint Paul, MN 55101 is seeking a Senior QA Automation Engineer to lead API test automation using TypeScript and Vitest, shaping automated testing strategies across QA. The role requires hands-on API automation, strong problem solving, and collaboration with developers and product owners.

The candidate will drive AI-assisted testing methodologies, improve test coverage, and advocate CI/CD practices while mentoring a growing QE team in a fast-paced environment.

Qualifications

• 8+ years of Software Quality Engineering / QA Automation.
• Strong API automation experience across REST/HTTP services.
• Proficient in TypeScript and modern testing tools.
• Hands-on Vitest or comparable API/testing frameworks.
• Experience with CI/CD, test planning, and defect management.

Responsibilities

• Participate in design and technical specification reviews and translate requirements into comprehensive test plans.
• Develop and maintain robust API automation frameworks using TypeScript, Vitest, or similar open-source tools.
• Provide innovative ideas to improve product and integration quality.
• Influence the team's QA/QE strategy including manual and automated testing.
• Ensure automation code is scalable, reusable, maintainable.
• Promote CI/CD and Continuous Improvement practices.
• Collaborate with developers, product owners, and other QE engineers to resolve quality issues.
• Provide technical guidance and mentorship to QE team.
• Work effectively with ambiguity and drive solutions to testing challenges.
• Leverage AI tools and AI-assisted testing methodologies to improve coverage and efficiency.
• Contribute to QA process/framework improvements.
• Support integration and end-to-end testing across applications and APIs.

Skills

API test automation

TypeScript

Vitest

Automation framework design

Test planning

Defect management

CI/CD collaboration

Mentorship

Communication skills

Shift flexibility

Tools

GitHub Actions

Jira

Xray

GitHub Copilot

Job description

Tech3pillars Technologies in Saint Paul, MN 55101 is seeking a Senior QA Automation Engineer to lead API test automation using TypeScript and Vitest, shaping automated testing strategies across QA. The role requires hands-on API automation, strong problem solving, and collaboration with developers and product owners.

The candidate will drive AI-assisted testing methodologies, improve test coverage, and advocate CI/CD practices while mentoring a growing QE team in a fast-paced environment.