Develop a RESTful API using frameworks like Express or Django, incorporating authentication and authorization mechanisms to secure the endpoints.
Implement a task scheduling system using a job queue like Bull or RabbitMQ, allowing asynchronous execution of tasks and background job processing.
Build a real-time chat application using WebSockets and frameworks like Socket.io or Django Channels, enabling instant messaging between users.
Design and implement a microservices architecture using tools like Docker and Kubernetes, and establish communication between services using REST APIs or message brokers.
Build a distributed system that can handle high traffic and ensure fault tolerance by leveraging technologies like Apache Kafka, Apache Cassandra, or Redis.
Create a CDN using technologies like Nginx or Varnish Cache to efficiently deliver static assets and improve the performance of web applications.
Integrate caching mechanisms like Redis or Memcached into your backend system to cache frequently accessed data and enhance application performance.
Develop a database schema for a complex domain, optimizing queries, relationships, and indexing strategies to ensure efficient data retrieval and storage.
Create a service that collects data from web sources using tools like Scrapy or Puppeteer, and process and store the data in a structured format.
Build an analytics dashboard using frameworks like React or Angular, integrating with data visualization libraries like D3.js or Chart.js to provide insightful data representations.