Principal Windows Developer:
(Windows Platform / Native Development / Security):
Project Context:
We are building a modern, security-focused Windows platform that extends the native Windows 11 authentication and device experience using official system extensibility points and modern security standards.

The product integrates native Windows components, backend services, and mobile devices to deliver a passwordless, enterprise-grade login experience, fully compatible with corporate-managed Windows environments.

This role sits at a Principal level, owning technical direction, and critical implementation decisions across Windows-native components.

Responsibilities:
- Act as technical owner of Windows-native development across the platform.
- Design and implement core Windows components that integrate deeply with OS-level services.
- Lead architecture decisions related to authentication, security, and system integration on Windows.
- Work with official Windows extensibility mechanisms to customize and extend system behavior.
- Collaborate closely with backend, mobile,



and cloud engineers to deliver end-to-end platform features.
- Design and implement secure device-based workflows involving hardware, services, and user interaction.
- Ensure reliability, performance, and security of components running in privileged or constrained OS contexts.
- Drive best practices for native Windows development, testing, debugging, and deployment.
- Mentor and guide other engineers on Windows internals and system-level design.

Required Technical Skills:
- Extensive experience developing native Windows software.
- Advanced proficiency in C# and C++ for low-level and performance-critical components.
- Strong understanding of Windows internals, including system services, security boundaries, and lifecycle events.
- Experience working with COM-based or similar system-level architectures.
- Solid background in secure software engineering:
- Cryptographic concepts
- Secure credential and se

📌 004l - Principal Windows Developer - Senior - Latam (Córdoba)
🏢 Darwoft
📍 Córdoba