--- title: "Rajesh Khadka (@rajeshkkhadka) | Hashnode" description: "Software Engineer. Read the latest articles by Rajesh Khadka on Hashnode." url: "https://hashnode.com/@rajeshkkhadka" --- @rajeshkkhadka # Rajesh Khadka @rajeshkkhadka · Paris, France · Joined April 2022 Software Engineer [Website](https://www.rajeshkhadka.com/) ### [Pooling Pattern](https://rajeshkhadka.com/pooling-pattern?utm_source=hashnode&utm_medium=feed) By reducing the time required to create and release expensive resources, the pooling pattern improves performance and helps in application scaling 2 min read · [rajeshkhadka.com](https://rajeshkhadka.com/pooling-pattern?utm_source=hashnode&utm_medium=feed) [Jan 23, 2023](https://hashnode.com/posts/pooling-pattern/63ce0cd5a73e9c1734313af9) ### [Design Patterns use Abstraction Effectively](https://rajeshkhadka.com/design-patterns-use-abstraction-effectively?utm_source=hashnode&utm_medium=feed) Design patterns present better ways to add abstraction between class or instances 5 min read · [rajeshkhadka.com](https://rajeshkhadka.com/design-patterns-use-abstraction-effectively?utm_source=hashnode&utm_medium=feed) [Jan 19, 2023](https://hashnode.com/posts/design-patterns-use-abstraction-effectively/63c8bb41f12fc3d6a455bcc5) ### [Software Architecture of Popular Application](https://rajeshkhadka.com/software-architecture-of-popular-application?utm_source=hashnode&utm_medium=feed) The article consists of the system design videos of a popular application explained by the people of the respective company. It will help you prepare for a system design interview. How Slack Works Scaling Slack Scaling Facebook Live Videos to a Bi... 1 min read · [rajeshkhadka.com](https://rajeshkhadka.com/software-architecture-of-popular-application?utm_source=hashnode&utm_medium=feed) [Jan 13, 2023](https://hashnode.com/posts/software-architecture-of-popular-application/63c0d3def7596a4436915160) ### [Recommended Books to be a good Software Engineer](https://rajeshkhadka.com/recommended-books-to-be-a-good-software-engineer?utm_source=hashnode&utm_medium=feed) List of recommended books to be a good software engineer. 2 min read · [rajeshkhadka.com](https://rajeshkhadka.com/recommended-books-to-be-a-good-software-engineer?utm_source=hashnode&utm_medium=feed) [Jan 2, 2023](https://hashnode.com/posts/recommended-books-to-be-a-good-software-engineer/63b350ef581e55381c96e83c)