What software does zoom use?

Zoom Video Communications utilizes a diverse array of software technologies to deliver its video conferencing services. Key components of Zoom's software stack include:

1. Front-End Technologies:

  • Desktop Applications:

    • Windows: Developed using C, C++, and C#.
    • macOS: Built with Swift and Objective-C.
  • Mobile Applications:

    • iOS: Utilizes Swift and Objective-C.
    • Android: Implemented using Java and Kotlin.
  • Web Application:

    • Employs HTML, CSS, and JavaScript, with frameworks like React.js and Angular.js enhancing user interface and experience.

2. Back-End Technologies:

  • Programming Languages:

    • Primarily uses C, C++, and Java for core functionalities.
  • Protocols:

    • Supports multiple network protocols, including UDP, TCP, and SSL, to ensure robust and flexible connectivity.
  • Multimedia Routing:

    • Employs a distributed architecture with Multimedia Routers (MMRs) to efficiently handle audio and video streams, enhancing scalability and performance.

3. Cloud Infrastructure:

  • Data Centers:

    • Operates a global network of data centers interconnected through private links, providing low-latency access and high availability.
  • Cloud Services:

    • Utilizes cloud providers like Amazon Web Services (AWS) and Oracle Cloud for storage, computing, and networking resources.

4. Security and Encryption:

  • Encryption Standards:
    • Implements TLS 1.2 with AES-256 encryption for signaling and AES-128 for media streams to ensure secure communications.

5. Application-Layer Quality of Service (QoS):

  • Incorporates proprietary QoS solutions at the application layer to optimize audio, video, and screen-sharing experiences across diverse devices and network conditions.

This comprehensive integration of software technologies enables Zoom to deliver a seamless and efficient video conferencing experience to users worldwide.

TAGS
System Design Interview
CONTRIBUTOR
Arslan Ahmad
Arslan Ahmad
ex-FAANG engineering manager and author or Grokking series.
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