Netflix Tech Stack

Netflix’s technology stack and architectural framework stand out prominently in the tech industry due to its exceptional sophistication, continuous innovation, and unwavering commitment to delivering an unparalleled streaming experience to millions of users worldwide.

Below are some of the tech stacks which are being used by Netflix.

Netflix Tech Stack

Mobile and Web:

• Netflix builds native mobile apps using Swift for iOS and Kotlin for Android platforms.
• For web applications, it relies on the popular React framework.

Frontend/Server Communication:

• Netflix uses GraphQL to optimize communication between the front end and server, enhancing flexibility and efficiency.

Backend Services:

• Backend services are powered by a combination of tools, including ZUUL and Eureka, which facilitate routing and service discovery.
• The Spring Boot framework is extensively utilized for building robust microservices.

Databases:

• Netflix’s database ecosystem includes EV cache for caching, Cassandra for scalable and distributed data storage, and CockroachDB for global consistency.

Messaging/Streaming:

• Apache Kafka and Apache Flink are instrumental in managing messaging and real-time streaming of data.

Video Storage:

• Netflix leverages Amazon S3 for storing its vast library of video content, ensuring high availability and durability.
• Open Connect, Netflix’s custom content delivery network (CDN), enhances video delivery to end-users.

Data Processing:

• Data processing tasks are performed using Apache Flink and Apache Spark, enabling real-time analytics and insights.
• The results are visualized using Tableau, while Redshift handles structured data warehousing.

CI/CD (Continuous Integration/Continuous Deployment):

• Netflix employs a comprehensive suite of tools for CI/CD processes, including JIRA for issue tracking, Confluence for collaboration, PagerDuty for incident response, Jenkins for automation, Gradle for building, Chaos Monkey for testing resilience, Spinnaker for continuous delivery, and Atlas for monitoring and alerting.

Development and Testing:

• Netflix follows a culture of Chaos Engineering to proactively identify and address system weaknesses.
• Simian Army, including Chaos Monkey and other simians, helps introduce controlled chaos for testing system resilience.

Netflix is not the only platform for entertainment, it’s a platform to learn thousand of things and how to leverage the tech stack.