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Iru · 1 hour ago

Software Engineer, Windows Agent

Miami, FL

Full-time

Hybrid

Mid, Senior Level

Iru is an AI-powered security and IT platform that helps companies secure their users, apps, and devices. They are seeking an experienced Windows endpoint developer to design and build their proprietary Windows agent, focusing on secure and scalable endpoint management across enterprise environments.

Artificial Intelligence (AI)Cyber SecurityInformation TechnologyiOSMobileSoftware

Responsibilities

Develop and maintain production-grade code for the Windows agent and supporting tools

Design and implement features that operate close to the OS, leveraging Windows APIs and system internals

Debug, optimize, and secure system-level code in complex enterprise environments

Collaborate with engineers across macOS and Windows to ensure consistency and shared architecture

Research, prototype, and ship new functionality that enhances endpoint visibility, security, and manageability

Participate in Agile development practices, CI/CD workflows, and rigorous code review processes

Drive software quality by writing modular, testable, and maintainable code

Qualification

Windows APIWindows InternalsRustC/C++Inter-Process CommunicationWindows ServicesSoftware Deployment StrategiesPublic Key InfrastructureCryptographic Key ManagementAutomationScriptingKernel Driver DevelopmentUI Development with WinUI 3MDM ProtocolWindows SecurityCross-Platform Agent DevelopmentPerformance Profiling

Required

We're seeking engineers with a strong foundation in Windows system development and a passion for writing secure, performant, and maintainable code

Languages: Proficiency in Rust, C, and C++ — with an ability to move between languages as needed for low-level system integration

Rust FFI: Experience interfacing Rust with native Windows APIs or C/C++ libraries using Foreign Function Interfaces

Windows API (Win32 & COM): Deep understanding of core Windows system APIs, interprocess communication mechanisms, and COM-based architecture

Windows Internals: Familiarity with process management, memory handling, thread scheduling, I/O subsystems, and registry operations

Windows Services: Experience building and maintaining long-running background processes or daemons for enterprise systems

Inter-Process Communication (IPC): Knowledge of named pipes, shared memory, sockets, and message-passing architectures for robust cross-process communication

Software Plugin Architecture: Ability to design modular systems that support extensibility and dynamic component loading

Software Deployment Strategies: Experience designing and managing upgrade-safe, automated deployment and update mechanisms

Windows Installer (WiX MSI, Bootstrapper): Hands-on experience packaging, installing, and updating Windows applications with custom actions or bootstrap logic

Public Key Infrastructure (PKI): Understanding of certificate chains, signing, and validation used in secure communications and code signing

X.509 Certificate Management: Experience with issuing, renewing, and validating digital certificates within enterprise systems

Cryptographic Key Management: Knowledge of key generation, storage, and signing using hardware- or software-based cryptographic providers

TPM Architecture: Understanding of Trusted Platform Module capabilities for hardware-backed security and attestation

Automation and Scripting: Proficiency in PowerShell or batch scripting for diagnostics, deployment, or system configuration

Preferred

Kernel Driver Development: Experience writing or debugging kernel-mode drivers, filter drivers, or working with the Windows Driver Framework (WDF)

UI Development with WinUI 3: Familiarity with building native Windows UIs using modern frameworks like WinUI and Windows App SDK

UI Design Patterns (MVVM): Understanding of Model-View-ViewModel and other architectural patterns for clean separation of concerns in desktop applications

MDM Protocol: Experience implementing or interacting with Mobile Device Management (MDM) protocols for Windows device enrollment, configuration, and compliance

Windows Security: Understanding of access control models (ACLs, SDDL), encryption and data protection (DPAPI), and secure credential handling

Cross-Platform Agent Development: Exposure to multi-OS agent design (macOS, Linux, Windows) for consistent policy enforcement and data collection

Security or Endpoint Management Experience: Background in developing or operating large-scale endpoint security or device management platforms

Performance Profiling: Familiarity with profiling tools and techniques for diagnosing low-level system performance issues