Senior Software Engineer (.NET Performance & Reliability)

TL;DR

Senior Software Engineer (.NET Performance & Reliability): Debugging and optimizing large-scale .NET applications with an accent on memory allocation, GC behavior, and performance bottlenecks. Focus on building reliable regression testing frameworks, managing technical migrations, and promoting best practices for profiling and troubleshooting.

Location: This is a hybrid role, primarily tied to the Paris, France office. The company operates globally with offices in various regions and offers flexibility for blending home and in-office work experiences.

Company

hirify.global is a leader in commerce media, leveraging AI-powered advertising solutions to create meaningful consumer connections.

What you will do

• Debug, troubleshoot, and profile real-world .NET applications.
• Review designs and code for performance and global improvement.
• Build troubleshooting, monitoring, and reliable regression testing tools for .NET applications.
• Manage technical migrations to the latest .NET runtimes and libraries (e.g., .NET 10).
• Lead workshops and training to promote best practices on profiling and troubleshooting.
• Contribute to open-source projects we use every day, like dotnet/runtime.

Requirements

• 5+ years of programming experience, shipping code, and unit tests in C#.
• PhD or Master's degree in Software Engineering or related field.
• Strong knowledge of Microsoft .NET runtimes.
• Passion for understanding the implementation details of .NET and performing low-level analysis on code performance.
• Strong commitment to quality designs, automation, and documentation.
• Effective communicator, problem-solver, and creative technologist.

Culture & Benefits

• Hybrid work model blending home with in-office experiences.
• Learning, mentorship, and career development programs.
• Health benefits, wellness perks, and mental health support.
• Diverse, inclusive, and globally connected team culture.
• Attractive salary, with performance-based rewards and family-friendly policies, plus potential for equity.