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Principal Software Engineer

hace 2 meses

Madrid, Madrid, España Zscaler A tiempo completo
About the Role

Zscaler is seeking a seasoned and agile software engineer to join our Core Team, part of the Cloud Browser Isolation product. As a Principal Software Engineer, you will play a key role in all phases of the product development cycle, from definition, design, through implementation, test, release, and monitor of components of the Browser Isolation Platform.

Key Responsibilities
  • Complete ownership of multiple components definition, design, implementation, testing, delivery, and monitor, according to the team's area of responsibility.
  • Analyze product requirements and translate them into a feasible technical solution.
  • Design highly available and scalable solutions with security in mind for public cloud applications.
  • Write correct, maintainable, portable, testable, secure, performant, and reliable code for our current components and future components.
  • Write unit/integration/e2e/performance/resilience tests where it makes sense and integrate them in our CI/CD flow.
  • Build quick MVPs/POCs to validate technical solutions.
  • Act as a mentor and a leader to all team members.
Requirements
  • Great communication and interpersonal skills.
  • 7+ years of experience in software engineering.
  • 3+ years of modern C++ (C++ 11 or later).
  • At least 2 years of experience in one of the following programming languages: Java, Go, C#, Rust.
  • 3+ years of Linux experience.
  • Ability to troubleshoot complex systems.
  • Build systems, Continuous Integration (Jenkins or similar).
  • Solid understanding of data structures, algorithms, systems design, and programming principles.
  • A keen interest in security and performance.
  • Comfortable with scoping effort and estimating development tasks.
  • Be willing to learn new technologies.
Nice to Have
  • Knowledge of browser engines (Chromium, Firefox, or WebKit) internals.
  • Experience in dealing with low latency networking.
  • Experience in working with low-level networking protocols (TCP, UDP, or custom protocols).
  • Exposure to Docker, Kubernetes.
  • Experience with cloud deployments (AWS, GCP, or Azure).
  • Web technologies such as WebAudio, WebGL, WebAssembly.