Senior .NET Developer

2 days ago

Bandar Malaysia Kuala Lumpur CXC Global Hong Kong Limited Full time 60,000 - 90,000 per year

We are looking for a skilled .NET Developer to support, enhance, and optimize key mobile and web applications. This role involves hands-on development, debugging, performance tuning, and ensuring smooth cross-platform functionality across Android, iOS, and Huawei devices.

What You'll Do:

  • Develop, enhance, and maintain features across mobile and web applications, including .NET MAUI and CMS-driven platforms.
  • Troubleshoot and resolve complex application issues, including performance tuning, SQL optimization, and root-cause debugging.
  • Work with AWS, JWT Authentication, and implement required application-level security remediation.
  • Perform Unit Testing, support SIT/UAT, and resolve defects discovered during testing phases.
  • Propose, develop, and implement solutions or workarounds based on system behavior, logs, and debugging findings.
  • Ensure clean functionality and compatibility across Android, iOS, and Huawei (HMS) environments.
  • Collaborate with technical leads and cross-functional teams on deployment readiness and technical impact assessments.
  • Build and manage complex SQL queries, test cases, and cross-platform debugging to ensure reliable application performance.

Qualifications:

  • Minimum 5 years of experience in .NET development
  • Strong proficiency in C#, .NET Core, API development
  • Experienced in debugging and resolving complex technical issues
  • Solid understanding of JWT Authentication and application security practices
  • Skilled in application performance tuning and optimization
  • Experience with SQL, query tuning, and writing complex queries
  • Experience with .NET MAUI is required
  • Fluent in Bahasa Malaysia and English
  • Preference for Malaysian local candidates

Nice to Have

  • Experience working with AWS services
  • Familiarity with CMS platforms such as Sitecore (HTML & JavaScript)
  • Exposure to mobile application development or cross-platform technologies

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