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Speechify is seeking a Senior Software Engineer to lead the design, architecture, and development of native Windows desktop applications. With over 50 million users relying on Speechify's text-to-speech products, this role offers significant impact on a platform used globally.
You will own the full lifecycle of Windows features—from conception through design, implementation, testing, release, and maintenance. Key responsibilities include:
• Lead design and architecture of native Windows desktop applications using Windows App SDK, WinUI, C#, XAML, and C++ as needed
• Define and enforce best practices for Windows development: code architecture, performance, memory usage, responsive UI, cross-version compatibility (Windows 10/11+), and maintainability
• Drive accessibility efforts by integrating and validating Windows accessibility APIs (Microsoft UI Automation), ensuring keyboard navigation, screen-reader support, and inclusive design
• Collaborate with product designers, UX researchers, QA, and stakeholders to shape feature planning and long-term Windows platform roadmap
• Identify and resolve complex bugs, performance bottlenecks, memory leaks, rendering issues, and compatibility problems with robust architectural solutions
Required qualifications:
• 3+ years of Windows desktop application development using Windows App SDK, WinUI, C#, and XAML
• Deep understanding of Windows application architecture, including managed (.NET) and native code interop
• Proven track record shipping production-quality desktop applications with emphasis on reliability, performance, and maintainability
• Strong experience with Windows accessibility APIs and commitment to inclusive software
• Solid software engineering fundamentals: OOP, design patterns, data structures, algorithms, memory management, multi-threading
• Experience leading technical design, mentoring engineers, conducting code reviews, and making architecture-level decisions
• Excellent communication and cross-functional collaboration skills
• User-centric mindset focused on polished, intuitive experiences
Preferred experience includes automated UI testing, performance optimization, localization/internationalization, telemetry and crash reporting, CI/CD workflows for desktop apps, and long-term feature ownership.
Speechify operates as a 100% distributed company with ~200 employees globally, including engineers from Amazon, Microsoft, Google, Stanford, and high-growth startups. The company was named Chrome Extension of the Year by Google and received Apple's 2025 Design Award for Inclusivity.
