WANG WEI

Led a Chinese maintenance team of 3-5 engineers for critical Telecom CRM/BSS production support, ensuring 99.9% system uptime for mission-critical operations.

Directed comprehensive requirement analysis, system testing, and production validation cycles, reducing post-deployment issues by 15% across multiple releases.

Expertly troubleshot and resolved complex Oracle database issues and performed advanced SQL analysis, minimizing data discrepancies and performance bottlenecks by 20%.

Spearheaded root cause analysis and resolution for over 100 critical production incidents, reducing average resolution time by 25% and improving overall system stability.

Provided critical support for over 10 major production deployments and cutover activities, ensuring seamless transitions for nationwide telecom systems.

Delivered advanced customer-facing technical support and mentored 3 junior engineers, elevating team capabilities and achieving high client satisfaction ratings.

Maintained high availability for critical enterprise software systems and production environments, achieving 99.5% uptime and minimizing operational disruptions.

Investigated and resolved over 50 complex software defects, coordinating effectively with development teams to implement timely solutions and improve product quality.

Supported 5+ successful software deployments and major system upgrades, resolving customer issues to enhance user experience and system performance.

Designed and executed comprehensive functional, integration, and regression test suites for critical telecom applications, ensuring product quality and compliance.

Validated data integrity across Oracle/MySQL databases and meticulously tracked over 100 software defects, contributing to a 10% reduction in post-release issues.

Prepared detailed test reports and provided essential testing support for high-profile Telecom CRM projects, ensuring adherence to stringent quality standards.

Developed and executed over 200 detailed test cases for system testing, identifying and documenting critical bugs prior to production release.

Conducted thorough regression testing and managed the defect lifecycle for 15+ software releases, ensuring stability and performance across updates.

Collaborated closely with development teams, providing timely feedback that improved overall software quality by 8% and reduced re-work.

Performed comprehensive testing for 5+ web and mobile applications, ensuring cross-platform compatibility and optimal user experience.

Designed over 150 test cases and executed functional testing, identifying and documenting software anomalies with 95% accuracy.

Conducted regression testing and verified defect fixes for multiple iterations, contributing to the delivery of stable and reliable software products.