Microsoft Principal Software Engineer 

Taiwan, Taoyuan City 

35961880

The Customer Focused Engineering (CFE) team within WSD is seeking highly motivateds to support this mission. In this role, you will work on Networking components, focusing on maintaining, securing, and improving existing platform capabilities.You will play a key role in:

• Provide technical leadership and guidance to development teams, ensuring best practices and high standards of software quality.
• Evaluate and recommend new technologies, tools, and processes to improve the efficiency and effectiveness of the team.
• Investigating and fixing security vulnerabilities across networking stacks.
• Addressing non-security bugs and servicing issues that impact customer environments.
• Reproducing and resolving customer-reported incidents (ICMs) in collaboration with support and product teams.
• Driving engineering quality and compliance through rigorous debugging and validation.
• Ensuring reliable, regression-free fixes across diverse hardware, protocol stacks, and deployment scenarios.

Required Qualifications:

• Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience

• Solid debugging and problem-solving skills, especially in multi-threaded, system-level applications.
• Experience with Windows system-level programming, ideally in areas related to networking protocols, network security, container networking
• Familiarity with Windows debugging tools (e.g., WinDbg, trace logs, protocol analyzers like Wireshark).
• Proven ability to understand and troubleshoot unfamiliar codebases.
• Solid verbal and written communication skills.
• Ability to work across global teams and collaborate in a diverse, team-oriented environment.

Preferred Qualifications:

• 12+ years of professional software development experience.
• Proficiency in C or C++, with experience working in large and complex codebases

• Provide technical leadership and guidance to development teams, ensuring best practices and high standards of software quality.
• Evaluate and recommend new technologies, tools, and processes to improve the efficiency and effectiveness of the team.

• Collaborate with cross-functional teams, including engineering, product management, and operations, to define and implement architectural solutions that meet business requirements.
• Conduct code reviews and provide feedback to ensure adherence to architectural standards and best practices.
• Mentor and coach engineers, fostering a culture of continuous learning and improvement.
• Ensure the scalability, performance, and security of the software systems developed by the WSD team.
• Investigate and fix security vulnerabilities in Networking components, ensuring all related variants are addressed.
• Reproduce, debug, and resolve customer-reported issues (ICMs) across a wide range of print and networking configurations.
• Deliver high-quality, compatible fixes with minimal risk to system stability or application behavior.
• Address non-security bugs as part of regular servicing commitments for supported Windows releases.
• Collaborate with escalation engineers, support teams, and feature owners to drive resolution of complex issues.
• Maintain strong engineering standards through code inspection, validation, and testing practices.
• Continuously look for opportunities to improve servicing tools, diagnostics, and triage processes.
• Provide technical guidance and mentorship to junior team members.