Sr. Software Design Engineer

Blueprint Technologies•Bellevue, WA

6h•$125,000 - $135,000

About The Position

As a Software Engineer, you will design, develop, implement, and maintain sophisticated software applications and systems, including both new projects and enhancements to legacy solutions. You will work independently on complex system-level software, troubleshoot and modernize existing implementations, and contribute to high-quality solutions that meet client requirements. This role emphasizes systems programming, OS-level engineering, and hands-on problem-solving within a collaborative team environment.

Requirements

Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
5–7 years of relevant experience in systems-level software development.
Solid foundation in computer science, including data structures, algorithms, and software design.
Proficiency in writing and reading C/C++ code.
Strong understanding of operating systems, preferably Windows.
Experience designing and developing large-scale systems software.
Skilled in troubleshooting, debugging, and unit testing production systems.
Ability to quickly understand kernel driver APIs and modernize legacy implementations.

Nice To Haves

Experience working in Windows OS development environments.
Hands-on experience with Windows Debugger, instrumentation-based analysis, and WPP/ETW trace collection.
Proven ability to independently debug complex legacy software systems.
Experience implementing system software tailored to client-specific requirements.

Responsibilities

Design, develop, and implement business and system software, including client/server applications and utility programs.
Analyze system requirements, document specifications, and develop software solutions to meet client needs.
Review enhancement requests and legacy implementations, creating modernized designs using current APIs.
Independently understand and navigate complex system architectures to modernize software.
Write clean, maintainable code in C and C++ for new and existing systems.
Prepare detailed software specifications, test plans, and test data.
Conduct unit testing, quality assurance reviews, and post-implementation validation.
Modify and maintain existing programs to meet updated standards.
Create migration packages for system and user testing.
Debug and resolve issues in legacy software using tools such as Windows Debugger, instrumentation, traces, and WPP/ETW trace analysis.