QA Engineer

The ideal candidate has hands-on experience testing APIs and telecom protocols, a solid understanding of networking fundamentals, and a passion for delivering reliable, carrier-grade software. We are seeking a detail-oriented QA Engineer with proven experience in the telecommunications industry to join our quality assurance team. In this role, you will design and execute test cases, validate complex telecom system integrations, and ensure our web applications and network-facing services meet the highest quality standards. You will collaborate closely with developers, product managers, and network engineers to identify and resolve defects throughout the software development lifecycle. • Competitive salary and benefits package • Opportunity to work on complex, carrier-grade telecom systems • Collaborative and growth-oriented engineering culture • Support for professional development and certifications API Testing Tools: Postman, Swagger, or similar Quality Assurance / Issue Tracking Tools: GitLab, Jira, or similar Database Testing: SQL Web Development Tools: Browser DevTools and related debugging tools Understanding of Deep Packet Inspection (DPI) technologies Hands-on experience with telecommunications protocols (RADIUS, Diameter) Experience with monitoring and logging tools (e.g., Grafana, Kibana, ELK Stack, Splunk) Familiarity with telecom standards and regulatory frameworks 3+ years of experience in Quality Assurance / software testing Mandatory: prior experience in the telecommunications industry Strong understanding of software testing methodologies, principles, and best practices Knowledge of REST API and WebSocket services Solid understanding of network protocols (TCP/IP, HTTP, HTTPS) Familiarity with version control systems (Git) Working knowledge of CI/CD pipelines and concepts Ability to write clear, detailed test documentation (test plans, test cases, bug reports) Strong analytical and problem-solving skills Excellent communication and collaboration abilities Design, document, and execute comprehensive test cases based on functional and non-functional requirements Perform manual testing across web applications to ensure usability, functionality, and performance Identify, document, and track software defects throughout the development lifecycle using issue-tracking tools Collaborate with developers, network engineers, and product managers to define and uphold quality standards Execute regression testing and end-to-end testing scenarios to validate releases and changes Validate integrations between different systems, services, and telecom network components Ensure compliance with internal quality standards, telecom regulations, and industry requirements Participate in test planning, estimation, and review sessions Provide clear, actionable feedback and contribute to continuous process improvement