Zscaler

www.zscaler.com

1 Job

8,757 Employees

About the Company

Zscaler empowers enterprises to modernize security, streamline operations and help transform business through its innovative approach to cybersecurity. The Zero Trust Exchange platform, strengthened by AI, safeguards thousands of customers against cyber threats and data breaches by securely connecting users, devices, and applications from any location. With over 500 billion transactions processed daily, Zscaler operates the largest in-line cloud security platform, preventing more than 9 billion security incidents and policy violations each day. Transform your business with Zscaler’s cutting-edge approach to cybersecurity.

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Listed Jobs

Company Name: Zscaler
Job Title: Sr. Staff macOS/iOS Developer (Networking)
Job Description: Job Title: Sr. Staff macOS/iOS Developer (Networking) Role Summary: Senior macOS/iOS developer responsible for designing, building, and maintaining high‑performance mobile client applications that route traffic securely to a global cloud security platform. Expectations: - Deliver scalable, performant MAC and iOS apps and frameworks integrated with networking stack. - Collaborate with product managers to translate complex requirements into clean code. - Ensure application quality, responsiveness, and seamless user experience. - Maintain rigorous code standards, automation, and performance tuning. - Serve as technical escalation point for complex customer issues. Key Responsibilities: - Develop and optimize networking layers, delegate secure traffic to cloud security services. - Implement RESTful API integration, offline storage, multi‑threading, and performance tuning. - Write modular, testable Swift/Objective‑C/C++ code following modern architectural patterns. - Perform code reviews, continuous integration, and automated testing. - Troubleshoot and resolve high‑severity issues with speed and precision. - Mentor junior developers and contribute to engineering best practices. Required Skills: - 7+ years professional experience in Objective‑C, Swift, or C++. - Deep knowledge of macOS/iOS networking stack, protocols, and architectural patterns. - Proven experience with RESTful APIs, multi‑threading, performance tuning, and offline storage. - Expertise in Apple's development ecosystems and standard libraries. - Strong problem‑solving, ownership mindset, and collaboration skills. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent professional experience). - No mandatory certifications required.