About FullStack
FullStack is the most transparent IT talent network, connecting highly skilled individuals with top general companies and Silicon Valley startups for remote, on-demand projects. We focus on building a trusted, high-performance network where talent can thrive in a positive, respectful, and supportive environment. By prioritizing transparency, fair opportunities, and professional growth, we empower our engineers to deliver their best work while collaborating with innovative teams worldwide.

We’re Most Proud Of
- Offering life-changing opportunities for talented software professionals across the Americas.
- Enhancing highly-skilled software development teams of hundreds of the world’s greatest companies.
- Our 4.2-star rating on GlassDoor.
- Our client Net Promoter Score of 68, twice the industry average.

The Opportunity
Join our talent network and connect with U.S. clients for flexible, project-based development work as a Manual QA Engineer.




- You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis.

What We're Looking For
- 4+ years of professional manual software testing and quality assurance experience.
- Advanced English is required.
- Successful completion of a four-year college degree is required.
- Demonstrated experience designing, executing, and maintaining detailed manual test cases.
- Strong experience performing functional, regression, integration, exploratory, and end-to-end testing.
- Proven experience identifying, reproducing, documenting, and validating software defects.
- Mandatory hands-on experience using Claude in a professional environment, through the GUI and/or command-line/console interface.
- Demonstrated ability to incorporate AI-assisted tools and workflows into day-to-day QA activities.
- Experience using AI-powered testing tools to improve test coverage, test case generation, or test execution efficiency.
- Hands on experience with Playwright, including

📌 Manual QA Engineer (Salta)
🏢 FullStack
📍 Salta