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Senior Software Engineer, Endpoint Fabric (Rust/C++)

Kaseya - Miami, FL, United States - In-office - posted 2026-10-02

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Kaseya is a leading provider of AI-powered IT management and cybersecurity software serving Managed Service Providers (MSPs) and internal IT organizations worldwide. The company manages over 15 million endpoints globally and is backed by Insight Partners. You will join the endpoint engineering team to design and build agent capabilities for Kaseya's next-generation Remote Monitoring and Management (RMM) platform. This is a hands-on systems engineering role focused on Rust, cross-platform development, networking, concurrency, and native operating system integrations. Key responsibilities include: - Design and build endpoint agent capabilities running across Windows, macOS, and Linux - Develop production systems software using Rust, Tokio, and native operating system APIs - Create cross-platform components for process management, networking, filesystem access, services, and device operations - Build secure communication between endpoint agents and backend services using TLS, WebSockets, gRPC, MQTT, or similar technologies - Improve agent performance, concurrency, resource usage, reliability, security, and upgrade behavior - Own features end-to-end from technical design through implementation, testing, release, monitoring, and production support - Investigate complex endpoint issues, perform root-cause analysis, and implement long-term improvements - Participate in design and code reviews while mentoring other engineers You will work independently on complex features while collaborating closely with endpoint, backend, cloud, and quality engineering teams. REQUIREMENTS: - 5+ years of software engineering experience building systems software, endpoint agents, device-management software, or similar production applications using C, C++, or Rust - 2+ years of production experience with Rust, including asynchronous or concurrent programming with Tokio or similar runtime - Experience delivering cross-platform native software across Windows, macOS, and Linux using Win32, POSIX, or native macOS APIs - Experience building concurrent or networked software using TLS, WebSockets, gRPC, MQTT, or similar protocols - Experience integrating endpoint or systems software with distributed backend services and supporting it in production PREFERRED: - Experience building RMM, UEM, EDR, endpoint security, or device-management products - Experience developing performance-sensitive software using C or C++ - Experience with AWS services or cloud-connected endpoint platforms - Familiarity with TypeScript, Python, or related supporting technologies - Experience with GitHub, Jenkins, Jira, CI/CD pipelines, or automated release workflows - Contributions to open-source systems software, developer tooling, or platform projects - Experience using AI-assisted development tools for implementation, testing, debugging, documentation, or codebase analysis

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