Senior QA Engineer — Ecommerce, API & Observability

Total-TECH Co.; Jeddah; Sur place; SAR 180 000 - 240 000; Plein temps

Résumé du poste

Total-TECH Co. in Jeddah is seeking a seasoned QA engineer to own the testing lifecycle for our e-commerce/web platform.

You will design and execute functional, regression, integration and end-to-end test cases, validate customer journeys, and ensure compatibility across browsers and devices. You will review requirements, document defects, support UAT and release validation, monitor production issues, and collaborate with IT and vendors.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, IT or related discipline.
• 4–6+ years in software QA with strong manual web application testing.
• Practical API testing experience using Postman or equivalent.
• Strong knowledge of HTTP, JSON, REST APIs and client-server architecture.
• Proficiency in browser DevTools (Console and Network), JavaScript error investigation and API troubleshooting.
• Experience with Jira, Azure DevOps or equivalent defect/test management tools.
• Experience with complex transactional web applications and engineering/vendor collaboration.

Responsabilités

• Develop and execute functional, regression, integration and end-to-end test cases.
• Validate web customer journeys including registration, quotation, checkout, payment and post-purchase transactions.
• Perform browser compatibility, responsive design and mobile web testing.
• Review requirements, UX designs and acceptance criteria for test coverage.
• Document, prioritize and track defects; conduct smoke testing, UAT support and release validation.
• Operate application monitoring and observability platforms; investigate production issues across browser, application, API and infrastructure signals.
• Monitor frontend/backend exceptions, failed transactions, API availability, latency, slow page loads, user-impacting errors and performance regressions.
• Correlate stack traces, logs, browser console/network evidence, distributed traces, session replay, release changes and service health to investigate incidents.
• Analyze recurring issues, severity, frequency and customer-journey impact.
• Maintain monitoring dashboards, alerts, thresholds, incident classifications and escalation playbooks; coordinate with IT/vendors on instrumentation gaps.
• Monitor release health and verify resolution of production issues.
• Test REST APIs with Postman or equivalent tools, including payloads, authentication and error handling.
• Investigate HTTP errors, timeouts and integration defects.
• Validate integrations among the eCommerce platform, payment gateways, core systems and third-party services.
• Serve as a technical quality contact between business, IT and development vendors.
• Reproduce incidents, provide evidence-backed defect reports and verify fixes.
• Track defect recurrence and release quality; prioritize issues by customer and business impact.
• Maintain QA execution, defect and application stability reports.
• Track error rates, failed transactions, critical defects, incident recurrence and resolution time.
• Recommend improvements in monitoring coverage, test processes and release quality.

Connaissances

Manual web testing

API testing

HTTP/REST/JSON

Browser DevTools

Defect tracking

Formation

Bachelor's degree in Computer Science / IT

Outils

Postman

Jira

Azure DevOps

Description du poste

Total-TECH Co. in Jeddah is seeking a seasoned QA engineer to own the testing lifecycle for our e-commerce/web platform.

You will design and execute functional, regression, integration and end-to-end test cases, validate customer journeys, and ensure compatibility across browsers and devices. You will review requirements, document defects, support UAT and release validation, monitor production issues, and collaborate with IT and vendors.