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About the Role

As a Software Engineer at Iru, you will help design, build, and evolve our proprietary Windows agent, responsible for secure, scalable endpoint management. You will work closely with cross-platform engineers and product teams to deliver performant, reliable, and secure solutions for Windows ecosystems.

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.

Requirements

• Proficiency in Rust, C, and C++.
• Experience interfacing Rust with native Windows APIs or C/C++ libraries using Foreign Function Interfaces.
• Deep understanding of core Windows system APIs, interprocess communication mechanisms, and COM-based architecture.
• Familiarity with process management, memory handling, thread scheduling, I/O subsystems, and registry operations.
• Experience building and maintaining long-running background processes or daemons for enterprise systems.
• Knowledge of named pipes, shared memory, sockets, and message-passing architectures for robust cross-process communication.
• Ability to design modular systems that support extensibility and dynamic component loading.
• Experience designing and managing upgrade-safe, automated deployment and update mechanisms.
• Hands-on experience packaging, installing, and updating Windows applications with custom actions or bootstrap logic.
• Understanding of certificate chains, signing, and validation used in secure communications and code signing.
• Experience with issuing, renewing, and validating digital certificates within enterprise systems.
• Knowledge of key generation, storage, and signing using hardware- or software-based cryptographic providers.
• Understanding of Trusted Platform Module capabilities for hardware-backed security and attestation.
• Proficiency in PowerShell or batch scripting for diagnostics, deployment, or system configuration.

Skills

• Rust
• C
• C++
• Windows API (Win32 & COM)
• Windows Internals
• Windows Services
• Inter-Process Communication (IPC)
• Software Plugin Architecture
• Software Deployment Strategies
• Windows Installer (WiX MSI, Bootstrapper)
• Public Key Infrastructure (PKI)
• X.509 Certificate Management
• Cryptographic Key Management
• TPM Architecture
• Automation and Scripting
• PowerShell
• Batch scripting
• Kernel Driver Development
• UI Development with WinUI 3
• UI Design Patterns (MVVM)
• MDM Protocol
• Windows Security
• Cross-Platform Agent Development
• Security or Endpoint Management Experience
• Performance Profiling

Location

• Miami (Coral Gables)

Work Type

• Hybrid

Experience Level

• Experienced

Benefits

• Competitive salary
• Hybrid work environment (3 days in office per week)
• 100% individual and dependent medical + dental + vision coverage
• 401(K) with a 4% company match
• 20 days PTO
• Iru Wellness Week the first week in July
• Equity for full-time employees
• In-office lunch stipend provided
• Up to 16 weeks of paid leave for new parents
• Paid Family and Medical Leave
• Modern Health mental health benefits for individuals and dependents
• Fertility benefits
• Working Advantage employee discounts
• Onsite fitness center
• Free parking
• Exciting opportunities for career growth

About the Company

• Iru is the AI-powered security & IT platform used by the world’s fastest-growing companies to secure their users, apps, and devices.
• Built for the AI era, Iru unifies identity & access, endpoint security & management, and compliance automation—collapsing the stack and giving IT & security time and control back.
• Iru is backed by some of the smartest investors in tech—General Catalyst, Tiger Global, Felicis, Greycroft, and First Round Capital.
• In July 2024, Iru raised $100 million from General Catalyst, valuing the company at $850 million.
• Customers include Cursor, Vercel, Lovable, Replit, and Mercor, and Iru partners with industry leaders such as ServiceNow and AWS.
• Iru was named to Forbes’ America’s Best Startup Employers 2025 list for employee engagement and satisfaction.

Equal Opportunity

• Iru is proud to be an equal opportunity employer committed to diversity and inclusion in the workplace.
• Qualified applicants will be considered for employment without regard to race, color, religion, national origin, age, sex, sexual orientation, gender identity, physical or mental disability, protected veteran or military status or any other status protected by applicable law.