Endpoint developer

Company Description

Quilr is an AI-powered cybersecurity platform designed to protect modern enterprises by integrating data protection, AI security, and human-centric collaboration. Quilr addresses vulnerabilities created by traditional siloed security tools by securing sensitive data, safeguarding AI processes, and fostering collaboration to close security gaps. The platform offers real-time, low-friction data protection, adaptive guardrails for AI security, and workflows that guide employees to resolve issues efficiently without impacting productivity. Quilr empowers organizations to adopt AI securely, protect critical data, and ensure seamless teamwork while maintaining compliance and safety.

Role Description

This is a full-time on-site role located in the Greater Hyderabad Area for an Endpoint Developer. The primary responsibilities include designing, developing, and optimizing endpoint integrations for cybersecurity applications. The Endpoint Developer will collaborate closely with cross-functional teams to implement secure, scalable, and efficient solutions that align with organizational goals. Additional responsibilities include testing and debugging endpoint systems, keeping up with the latest cybersecurity trends, and communicating technical strategies effectively to stakeholders.

Job Description – Endpoint Agent Developer

Role:
 Developer / Sr. Developer (Endpoint Agent)

Experience Range:
 4 – 8 years

Key Responsibilities

• Design and develop 
  cross-platform endpoint agents
   for Windows and/or macOS with a focus on performance, reliability, and security.
• Work at the 
  operating system internals and kernel level
   to build features such as process monitoring, file system interaction, network monitoring, and security enforcement.
• Implement system-level services and libraries using 
  Rust
   (mandatory), with additional exposure to C++, Python, or Go.
• Apply 
  system design principles
   and functional programming concepts to architect scalable and modular solutions.
• Collaborate with architects, product managers, and security researchers to define requirements and deliver high-quality endpoint solutions.
• Write clean, maintainable, and testable code; perform peer reviews and contribute to technical discussions.
• Troubleshoot, optimize, and debug complex issues at the 
  kernel and system level
  .
• Stay current with advances in OS internals, kernel development, and endpoint security technologies.

Required Qualifications

• Strong hands-on expertise
   in 
  Windows or macOS internals
   (processes, threads, memory management, file systems, networking, kernel subsystems).
• Proficiency in Rust
   (mandatory) with demonstrable systems-level development experience.
• Solid knowledge of 
  operating system internals and kernel programming
   concepts.
• Strong grasp of 
  system design
   and 
  functional programming paradigms
  .
• Strong knowledge of system optimization techniques
  , including efficient use of caches and low-level performance tuning.
• Experience building production-grade endpoint or system-level software.
• Excellent debugging, problem-solving, and performance optimization skills.

Preferred Qualifications

• Proficiency in 
  C++
  , 
  Python
  , or 
  Go
   for systems or tooling development.
• Experience with 
  kernel extensions, drivers, or low-level security products
   (AV, EDR, DLP, etc.).
• Windows-specific advantage:
   Familiarity with Windows libraries and 
  Windows Filtering Platform (WFP)
  .
• macOS-specific advantage:
   Familiarity with system libraries, kernel extensions, and security frameworks.
• Familiarity with 
  cross-platform development
   practices and build systems.
• Exposure to 
  cybersecurity concepts
  , threat detection, or endpoint protection.
• Knowledge of containerization or orchestration environments (Docker, Kubernetes) is a plus.

Interested candidates can share resumes on