Lead Application Developer Interview Questions

20,276 lead application developer interview questions shared by candidates

How would you design a scalable and fault-tolerant e-commerce system that can handle millions of transactions per day? Design a distributed cache system like Redis to improve the performance and scalability of a web application. Discuss the architecture and design considerations for a recommendation system that suggests personalized content to users based on their preferences. Design a scalable and highly available video streaming platform like YouTube, considering aspects such as video storage, content delivery, and handling concurrent viewers. How would you design a ticket reservation system for a large event venue, ensuring seat availability, transaction consistency, and optimal user experience? Design a distributed file storage system that allows users to store and retrieve files securely and efficiently across multiple servers.
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Applications Developer

Interviewed at Entrega

2.8
Jul 19, 2023

How would you design a scalable and fault-tolerant e-commerce system that can handle millions of transactions per day? Design a distributed cache system like Redis to improve the performance and scalability of a web application. Discuss the architecture and design considerations for a recommendation system that suggests personalized content to users based on their preferences. Design a scalable and highly available video streaming platform like YouTube, considering aspects such as video storage, content delivery, and handling concurrent viewers. How would you design a ticket reservation system for a large event venue, ensuring seat availability, transaction consistency, and optimal user experience? Design a distributed file storage system that allows users to store and retrieve files securely and efficiently across multiple servers.

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