C++ Software Engineer - OESIS Framework
On-siteHo Chi Minh City, Ho Chi Minh City (HCMC), Vietnam
Job Summary
Design, develop, test, and release the OESIS Framework using C++ across Windows, macOS, and Linux environments, implementing support for third-party security applications via scripting languages like Python, PowerShell, and Lua. Own features end-to-end, from requirements clarification and design to unit testing and release, while leveraging AI coding assistants for code generation, refactoring, and debugging. Prototype and evaluate AI-powered product capabilities, such as LLM-assisted analysis of endpoint posture data and automated triage of detection gaps. Build and share AI-assisted engineering practices, including reusable prompts and review standards for AI-generated code. Participate in peer code reviews and collaborate with Product Management and QA to deliver on product requirements.
Required Qualifications
- Bachelor's degree in a technical field or equivalent practical experience
- 3-5+ years of professional experience with a track record of feature ownership and mentoring for Senior level
- Good understanding of OOP, SOLID principles, and common design patterns
- Experience with multi-threaded programming and system design
- Excellent coding and debugging skills, including comfort navigating a large existing codebase and diagnosing issues across OS boundaries (processes, services, permissions)
- An AI-native development mindset: hands-on experience using AI coding assistants and agentic tools in real development work, with the judgment to review, verify, and test AI-generated code before it ships
- Working knowledge of LLM fundamentals relevant to engineering: prompt and context design, tool/function calling, evaluating outputs, and data-privacy considerations when using AI on proprietary code
- Hands-on experience conducting code and design reviews
- Strong verbal and written communication skills, with the ability to clearly articulate technical concepts
- Self-motivated, adaptable, and comfortable working in a fast-paced, team-oriented environment
- Development experience on Windows, Linux, and/or macOS platforms
- Design, develop, implement, and test the OESIS Framework using C++ across Windows, macOS, and Linux environments
- Own features end to end: requirements clarification, design, implementation, unit and functional testing, and release with scope growing by level
- Use AI coding assistants and agentic tools (e.g., Claude Code, GitHub Copilot) as part of your daily workflow for code generation, refactoring, test creation, and debugging while remaining fully accountable for the quality of what ships
- Build and share AI-assisted engineering practices on the team: effective workflows, reusable prompts/skills for recurring tasks, and review standards for AI-generated code
- Prototype and evaluate AI-powered product capabilities e.g., LLM-assisted analysis of endpoint posture data, automated triage of detection gaps, or AI-accelerated support for new third-party applications
- Research and apply new technologies to enhance existing features or develop new functionality
- Participate in (and at senior level, lead) peer code reviews and design reviews, both giving and receiving constructive feedback
- Collaborate closely with Product Management and QA to understand and deliver on product requirements
- Mentor and coach junior engineers
Desired Qualifications
- Experience with scripting languages (Python, Squirrel, Lua, etc.)
- Experience integrating LLM APIs (Anthropic, OpenAI, or similar) into tools or products; familiarity with MCP (Model Context Protocol), RAG, or agent frameworks
- Development experience on Windows, macOS, and/or Linux with familiarity with that platform's native APIs and system layout (e.g., Win32/registry/WMI/COM and Windows services; macOS frameworks, bundles, launchd; Linux package managers, systemd, /proc)
- Background in cybersecurity: endpoint protection, EDR/AV integration, CVE/vulnerability management, or device posture/compliance (SASE/ZTNA ecosystems)
- Hands-on experience with DBMS (e.g., MongoDB, SQLite, PostgreSQL)
- Familiarity with Agile/Scrum development methodologies
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