Telecom QA Engineer: Mobile & API Testing, Automation

Kardow; Newark (NJ); On-site; USD 70,000 - 110,000; Full time

Job summary

Kardow is seeking a QA Engineer with strong manual testing and troubleshooting skills to validate mobile, web/backend, integrations, and connected accessories, while collaborating with R&D, Product, Delivery and QA teams.

You will develop and maintain test plans and scenarios, execute functional, integration, regression and acceptance tests, identify automation opportunities, analyze logs, track QA KPIs, and document defects in Jira.

Qualifications

• Hands-on experience testing mobile applications, particularly Android and iOS.
• Experience with web and backend testing.
• Strong understanding of software testing methodologies and defect management.
• Working knowledge of test automation tools, frameworks, and concepts.
• Experience with Jira or similar defect-tracking tools.
• Ability to analyze logs and troubleshoot complex end-to-end workflows.
• Working knowledge of Linux environments.
• Strong analytical, troubleshooting, and communication skills.
• Proficiency in English and French.

Responsibilities

• Perform functional, integration, regression, sanity, and acceptance testing.
• Test Android/iOS applications, web and backend systems, integrations, and connected devices/accessories.
• Develop and maintain test plans, test cases, ATPs, and validation documentation.
• Identify opportunities for test automation and contribute to automated test development and maintenance.
• Track QA KPIs including test progress, coverage, defect trends, and release quality.
• Monitor quality trends and use dashboards/reporting to provide actionable insights.
• Document and track defects in Jira with clear reproduction steps, logs, and evidence.
• Troubleshoot issues across client, backend, network, integration, and environment layers.
• Collect and analyze application, device, and server logs.
• Support releases, patches, production validation, and customer-specific testing.
• Collaborate with R&D, Product, Delivery, and QA teams to communicate quality status, risks, and blockers.

Skills

Mobile testing

Web testing

Logs analysis

Troubleshooting

Automation concepts

English communication

French language

Education

ISTQB certification

Tools

Jira

Job description

Kardow is seeking a QA Engineer with strong manual testing and troubleshooting skills to validate mobile, web/backend, integrations, and connected accessories, while collaborating with R&D, Product, Delivery and QA teams.

You will develop and maintain test plans and scenarios, execute functional, integration, regression and acceptance tests, identify automation opportunities, analyze logs, track QA KPIs, and document defects in Jira.