Job Description

Title: Android Architect

Location: San Jose, California, United States

About Zscaler

Zscaler (NASDAQ: ZS) accelerates digital transformation so that customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange is the company’s cloud-native platform that protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

With more than 10 years of experience developing, operating, and scaling the cloud, Zscaler serves thousands of enterprise customers around the world, including 450 of the Forbes Global 2000 organizations. In addition to protecting customers from damaging threats, such as ransomware and data exfiltration, it helps them slash costs, reduce complexity, and improve the user experience by eliminating stacks of latency-creating gateway appliances.

Zscaler was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. Zscaler’s purpose-built security platform puts a company’s defenses and controls where the connections occur the internet so that every connection is fast and secure, no matter how or where users connect or where their applications and workloads reside.

We are hiring a fulltime Android Engineer at Architect level to join the mobile engineering team. You will be building products that secure mobile devices, application and data. This is a very visible, key role within our engineering group.

  • Research Android platform, Security
  • Develop and maintain Android applications and frameworks
  • Work with product managers to translate the product requirements to technical requirements.
  • Translate designs and mock-ups into high quality code
  • Ensure the best possible performance, quality, and responsiveness of the application
  • Help maintain code quality, organization, and automatization
  • Troubleshoot and resolve customer escalations


  • Expert in Java (10+ years) OR C / C++ (7+ years) and Android App development (10+ years)
  • Expert in Android internals (networking stack and device management)
  • Strong Experience with Android SDKNDK, JNI and different versions of Android
  • Strong experience and understanding of networking protocols
  • Experience with PKI, network security technologies and protocols
  • Strong knowledge of Android UI design principles, patterns, and best practices
  • Experience with RESTful APIs, offline storage, threading, and performance tuning
  • Knowledge of the open-source Android ecosystem and the libraries available for common tasks
  • Familiarity with cloud message APIs and push notifications

Desired Skills

  • Experience implementing vpn, firewall type solutions on Android
  • Experience in security industry
  • Worked on platform-level component specific to Android
  • Experience or familiarity with iOS platform

Education: BS Computer Science, Engineering