Senior Quality Assurance Engineer

Paysign is looking for a curious and analytical QA Tester to join our development team. You'll be the guardian of quality, working closely with developers to ensure our products are reliable, intuitive, and resilient. We need someone who doesn't just follow test scripts—we want a creative problem-solver who actively looks for ways to break things and uncover edge cases that others miss.

Essential Functions:

• Design and execute comprehensive test plans that go beyond happy paths to identify edge cases, boundary conditions, and unexpected user behaviors
• Write detailed, reproducible bug reports with clear steps, technical context, and impact assessment to help developers quickly understand and resolve issues
• Perform exploratory testing to discover issues that automated tests and developers might overlook Collaborate with developers throughout the development cycle to understand features, provide early feedback, and advocate for quality
• Think creatively about different user personas, environments, and scenarios to ensure our product works for everyone
• Identify patterns in bugs and help trace issues to their root causes
• Help establish and improve QA processes and best practices

Requirements:

• 5 years of experience in software quality assurance or testing
• Strong analytical skills and attention to detail—you notice what others miss
• Excellent technical communication skills, especially in writing clear bug reports and documentation Understanding of software development concepts and the development lifecycle
• Experience with bug tracking tools (Jira, Linear, GitHub Issues, or similar)
• Proficiency with browser developer tools and testing techniques
• SQL knowledge for database validation
• Experience with API testing tools (Postman, Insomnia, curl)
• Creative, exploratory mindset—you're always asking "what if...?"
• Ability to think from multiple perspectives and consider diverse user needs

Nice to Have:

• Basic coding skills in any language (Python, JavaScript, etc.)
• Experience with performance or security testing

What Makes You Stand Out:

• You get excited when you find a tricky bug
• You can explain complex technical issues in ways that both technical and non-technical people understand
• You're collaborative, not adversarial—you work with developers as partners in quality
• You stay curious and keep learning about new testing approaches and tools
• You have examples of unusual or impactful bugs you've discovered in past roles

Our Culture:

We value quality, collaboration, and continuous improvement. Our QA team is respected as an essential part of the development process, not a bottleneck. We move quickly, but we never sacrifice thoroughness for speed—we believe rigorous testing and fast iteration go hand in hand. We encourage open communication, creative thinking, and taking ownership of quality across the entire product.