Back End Systems QA Engineer

What You’ll Do:

Take ownership of quality control and stability of all processes and environments while testing active development tickets and company projects or initiatives.
Create and maintain test plans, test cases, and test documentation based on user stories and technical specs.
Execute manual testing for functional, regression, integration, and cross-browser/device coverage.
Create and maintain automated testing for all active functionalities and regression testing.
Validate end-to-end data flows across OMS, ERP (NAV), WMS, and integration middleware, payment flows (e.g., Braintree, PayPal), and third-party services.
Test API integrations, message queues, and event-driven workflows between systems
Leverage AI tools (Claude, Copilot, ChatGPT) to accelerate test script development, log analysis, and debugging
Build and maintain automated API test suites using tools like Postman or pyTest.
Find, track and document bugs in Jira, and collaborate closely with developers to troubleshoot and resolve issues.
Proactively identify risks and edge cases in the QA process, making recommendations to improve product stability.
Attend agile ceremonies (standups, sprint planning, retrospectives) and contribute QA insights.
Support internal quality processes and help define best practices for e-commerce workflows.

Qualifications:

5+ years of QA experience, with at least 2+ years focused on e-commerce testing.
Familiarity with e-commerce order to fulfillment end-to-end processes.
Strong understanding of web application testing concepts including HTTP, REST, cookies, session handling, etc.
Ability to create and maintain automated testing tools.
Experience validating integrations with payment gateways, shipping providers, analytics tools, and PIMs.
Proficiency with AI coding assistants for test development and troubleshooting
Experience with API testing tools (Postman, REST Assured, pyTest, or similar)
SQL proficiency for validating data across multiple systems
Familiarity with message queues or event-driven architectures (Azure Service Bus, Anypoint MQ, Kafka, or similar)
Experience testing integrations between OMS/ERP/WMS systems preferred
Comfortable working across desktop and mobile, using browser dev tools and debugging tools effectively.
Excellent communication skills and a team-first mindset—able to work closely with developers and stakeholders.
Familiarity with Jira, test case management tools, and agile development practices.