Technologies Used to Build Hotstar App and Website

Frontend Technologies

Hotstar employs various frontend technologies to ensure a dynamic and responsive user interface:

• React.js: Used for building the dynamic and responsive user interface.
• Redux: Used for state management, enabling predictable state updates.
• HTML5 and CSS3: Used for structuring content and styling web pages.
• JavaScript: Core scripting language for client-side interactions.
• Next.js: A React framework for server-side rendering and static site generation.

Backend Technologies

The backend infrastructure of Hotstar is powered by robust technologies:

• Node.js: Used for server-side scripting, handling multiple connections efficiently.
• Express.js: A web application framework for building APIs and handling HTTP requests.
• GraphQL: An API query language providing a flexible approach to backend data interaction.

Streaming Technologies

To deliver video content seamlessly, Hotstar uses:

• HLS (HTTP Live Streaming): A streaming protocol for adaptive bitrate streaming.
• DASH (Dynamic Adaptive Streaming over HTTP): Another protocol for adaptive bitrate streaming.

Database Technologies

Hotstar relies on both NoSQL and relational databases:

• MongoDB: A NoSQL database for handling large volumes of unstructured data.
• MySQL/PostgreSQL: Relational databases for structured data storage.

Content Delivery Network (CDN)

Hotstar uses CDN services to deliver content globally with low latency:

• Akamai: A CDN service for caching content closer to the user's location.

Cloud and Infrastructure

The scalable cloud infrastructure of Hotstar includes:

• AWS (Amazon Web Services): For scalable cloud infrastructure and various services like EC2, S3, and CloudFront.
• Kubernetes: An open-source container orchestration platform for managing applications.
• Docker: A platform for containerizing applications, ensuring isolated environments.

Analytics and Monitoring

To track and analyze user behavior and application performance, Hotstar uses:

• Google Analytics: For tracking and analyzing user behavior.
• New Relic: For application performance monitoring and identifying bottlenecks.

Payment Gateways

For secure transaction processing, Hotstar employs:

• Razorpay/Paytm: Payment gateway services for processing user subscriptions and transactions.

Security

Hotstar prioritizes security with:

• OAuth 2.0: An authorization framework for secure API authentication.
• SSL/TLS: Encryption protocols for secure data transmission.

Development and Collaboration Tools

For efficient development and collaboration, Hotstar uses:

• Git: A version control system for source code management.
• JIRA: A project management and issue tracking tool for agile development.
• Jenkins: A CI/CD tool for automating the deployment process.