𝐈𝐧𝐬𝐭𝐚𝐠𝐫𝐚𝐦 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐞𝐬𝐢𝐠𝐧 - rnakidi/dsa GitHub Wiki

𝐈𝐧𝐬𝐭𝐚𝐠𝐫𝐚𝐦 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐞𝐬𝐢𝐠𝐧

Designing a system like Instagram involves a complex network of components and services.

Here's an overview of Instagram's system:

Client Interaction: Users engage through mobile or web apps.

Load Balancer: Distributes requests evenly to API gateways.

API Gateways: Routes requests to microservices.

Write Operations: Directs uploads and comments to the App Server, which validates requests, writes data, and handles video processing.

Feed Generation Service:Generates and updates user feeds.

Read Operations: Routes read operations, like viewing feeds, to relevant services.

Metadata Database: Stores user profiles and post data.

Caching Mechanism: Utilises Redis or Memcached for data caching, reducing latency and database load.

Search Service (Elasticsearch): Efficiently performs user and content searches.

Blob Storage: Stores user-uploaded media (images, videos).

CDN (Content Delivery Network): Caches and serves static content with low latency.

Video Processing: Processes user-uploaded videos (transcoding, resizing, thumbnails).

Notifications: Notifies users of likes, comments, and interactions.

Instagram's architecture may involve additional services for monitoring, analytics, backup, recovery, scalability, performance, and reliability.

Source/Credit: https://www.linkedin.com/posts/rocky-bhatia-a4801010_%F0%9D%90%88%F0%9D%90%A7%F0%9D%90%AC%F0%9D%90%AD%F0%9D%90%9A%F0%9D%90%A0%F0%9D%90%AB%F0%9D%90%9A%F0%9D%90%A6-%F0%9D%90%92%F0%9D%90%B2%F0%9D%90%AC%F0%9D%90%AD%F0%9D%90%9E%F0%9D%90%A6-%F0%9D%90%83%F0%9D%90%9E%F0%9D%90%AC%F0%9D%90%A2%F0%9D%90%A0%F0%9D%90%A7-activity-7286707303896989696-TJ7e?utm_source=share&utm_medium=member_desktop