QA Engineer - FinTech: End-to-End Testing & API Validation

CashClever, Corp.; New York (NY); On-site; USD 70,000 - 95,000; Full time

Job summary

CashClever in New York is seeking an experienced Software Quality Assurance professional to join our fast-paced fintech team. You will test customer-facing web and mobile apps across the full user journey, validate end-to-end workflows, and help ensure a consistently high-quality user experience.

You will design and execute test plans, perform REST API testing with Postman, write SQL checks, and collaborate with product, design, and engineering in an Agile environment.

Qualifications

• 2+ years of experience in Software Quality Assurance or Quality Engineering.
• Experience testing web-based applications and customer-facing digital products.
• Experience testing REST APIs using Postman or similar tools.
• Working knowledge of SQL for backend data validation.
• Familiarity with Agile or Scrum methodologies.
• Strong analytical, problem-solving, and communication skills.

Responsibilities

• Test customer-facing web and mobile applications across the complete user journey
• Validate end-to-end workflows including account onboarding, login, KYC, and payments
• Develop and execute comprehensive test cases based on requirements
• Perform functional, integration, regression, smoke, exploratory, and UAT testing
• Verify REST APIs using Postman or similar tools
• Identify, document, and track defects using Jira
• Collaborate with Product, Design, and Engineering throughout the Agile lifecycle
• Support production validation and post-release verification

Skills

Quality Assurance

Software Testing

REST API testing

SQL

Agile/Scrum

Analytical thinking

Communication skills

Education

Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent practical experience

Tools

Postman

Jira

Job description

CashClever in New York is seeking an experienced Software Quality Assurance professional to join our fast-paced fintech team. You will test customer-facing web and mobile apps across the full user journey, validate end-to-end workflows, and help ensure a consistently high-quality user experience.

You will design and execute test plans, perform REST API testing with Postman, write SQL checks, and collaborate with product, design, and engineering in an Agile environment.