Zscaler

Zscaler is a cloud security company founded in 2007 by Jay Chaudhry and K. Kailash. Its principal product, the Zscaler Zero Trust Exchange, is a cloud-native platform that secures users, devices, applications and data regardless of location, and is designed to replace traditional VPNs and firewalls. The platform combines advanced artificial intelligence with large-scale infrastructure, unifying cybersecurity, data protection and identity management.

For engineers working on machine learning and threat detection, the platform operates at unusual volume: it processes billions of transactions daily across more than 160 data centres worldwide. Technical domains span zero trust architecture, cloud security, artificial intelligence, machine learning, identity management and threat detection. The company's stated approach pairs AI-driven analysis with scale in order to make security invisible to users while remaining impenetrable to attackers.

Zscaler is a public company with a valuation of over $30 billion. Its customers include 40% of the Fortune 500, and its deployments cover verticals such as financial services, government and critical infrastructure. The firm describes its mission as making the cloud a safer place for everyone, with a focus on eliminating complexity in order to unlock productivity and business agility.