Senior Software Engineer – Win32 Application & OS Diagnostics

Blueprint Technologies•Redmond, WA

5d•$125,000 - $140,000

About The Position

In this role, you will work on evaluating and improving the compatibility, security, and reliability of Windows applications as new operating system features are introduced. You will execute and validate OS updates, investigate application failures, and diagnose issues across both application and operating system layers. The role involves a balanced mix of hands-on execution, deep troubleshooting, and engineering analysis, requiring strong independence, technical judgment, and problem-solving skills. You will collaborate closely with platform and security experts to help ensure modern Windows security features work seamlessly with existing applications at scale.

Requirements

Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field
8–10 years of professional software engineering experience
Strong foundation in computer science fundamentals, including data structures, algorithms, and software design
Extensive experience designing and developing large-scale or platform-level software systems
7–8+ years of hands-on experience with Win32 application development
7–8+ years of experience debugging, diagnosing, and root-causing complex application failures
Strong experience troubleshooting both modern and legacy production systems
Solid understanding of operating system concepts, including application compatibility, security, and privilege models
Proven ability to work independently, quickly ramp up in new technical areas, and drive progress proactively

Nice To Haves

Experience working with Windows operating system internals or platform-level components
Exposure to operating system security concepts and application security models
Experience evaluating or validating software in continuous delivery or feature rollout environments
Background working closely with platform, security, or systems engineering teams
Strong written and verbal communication skills for documenting findings and collaborating with cross-functional partners

Responsibilities

Execute and validate Windows operating system updates and new feature rollouts against application compatibility requirements
Evaluate new Windows security features and assess their impact on existing applications
Diagnose, debug, and root-cause application failures, including issues originating within the operating system
Perform in-depth troubleshooting across applications, OS, and security boundaries
Analyze system requirements and enhancement requests, translating them into technical solutions
Design, develop, and implement software changes to improve application compatibility and stability
Modify and enhance existing applications to align with updated platform or security standards
Develop detailed technical specifications, test plans, and test data
Conduct unit testing, system testing, and post-implementation validation
Create migration packages for system testing, user acceptance testing, and production deployment
Perform quality assurance reviews and ensure feature readiness prior to release
Independently drive issues to resolution without requiring detailed instructions or oversight