--- title: "Nikhil Soman Sahu (@nikhilsomansahu) | Hashnode" description: "Sr. Software developer. Read the latest articles by Nikhil Soman Sahu on Hashnode." url: "https://hashnode.com/@nikhilsomansahu" --- @nikhilsomansahu # Nikhil Soman Sahu @nikhilsomansahu 路 india 路 Joined December 2022 Sr. Software developer ### [How to Set Up AWS Lambda in a Spring Boot Scheduler Project](https://nikhilsomansahu.hashnode.dev/how-to-set-up-aws-lambda-in-a-spring-boot-scheduler-project?utm_source=hashnode&utm_medium=feed) Introduction Imagine you have a Spring Boot application that runs scheduled tasks using @Scheduled, but now you want to offload some of these tasks to AWS Lambda for better scalability, cost-efficiency, and reliability. How do you integrate AWS Lambd... 3 min read 路 [nikhilsomansahu.hashnode.dev](https://nikhilsomansahu.hashnode.dev/how-to-set-up-aws-lambda-in-a-spring-boot-scheduler-project?utm_source=hashnode&utm_medium=feed) [Apr 2, 2025](https://hashnode.com/posts/how-to-set-up-aws-lambda-in-a-spring-boot-scheduler-project/67ecc91be3e44e0150de48d8) ### [Securing Your Spring Boot Applications with Keycloak in Kubernetes](https://nikhilsomansahu.hashnode.dev/securing-your-spring-boot-applications-with-keycloak-in-kubernetes?utm_source=hashnode&utm_medium=feed) Hey there, fellow developers! 馃憢 After spending countless hours configuring authentication for microservices in production environments, I've put together this guide to save you from the same headaches I experienced. Today, we're diving into integrat... 5 min read 路 [nikhilsomansahu.hashnode.dev](https://nikhilsomansahu.hashnode.dev/securing-your-spring-boot-applications-with-keycloak-in-kubernetes?utm_source=hashnode&utm_medium=feed) [Mar 29, 2025](https://hashnode.com/posts/securing-your-spring-boot-applications-with-keycloak-in-kubernetes/67e82a6e21e9a675a6dd5f48) ### [A Comprehensive Guide to ChatGPT鈥檚 Revolutionary Image Generation Tool and How to Make the Most of It](https://nikhilsomansahu.hashnode.dev/a-comprehensive-guide-to-chatgpts-revolutionary-image-generation-tool-and-how-to-make-the-most-of-it?utm_source=hashnode&utm_medium=feed) Introduction The world of AI-driven image generation has undergone a remarkable transformation, and OpenAI鈥檚 latest update to ChatGPT鈥檚 image generation tool is truly a game-changer. Whether you are a designer, a content creator, a marketer, or simpl... 4 min read 路 [nikhilsomansahu.hashnode.dev](https://nikhilsomansahu.hashnode.dev/a-comprehensive-guide-to-chatgpts-revolutionary-image-generation-tool-and-how-to-make-the-most-of-it?utm_source=hashnode&utm_medium=feed) [Mar 28, 2025](https://hashnode.com/posts/a-comprehensive-guide-to-chatgpts-revolutionary-image-generation-tool-and-how-to-make-the-most-of-it/67e6d8a35f1ab26859db82bd) ### [Enabling Null Analysis in Your Java Project: Why It Matters and How to Do It](https://nikhilsomansahu.hashnode.dev/enabling-null-analysis-in-your-java-project-why-it-matters-and-how-to-do-it?utm_source=hashnode&utm_medium=feed) One of the most common issues developers face in Java is the infamous NullPointerException. These exceptions occur when you attempt to access an object or call a method on a reference that is null. While it may seem like a trivial error at first, nul... 6 min read 路 [nikhilsomansahu.hashnode.dev](https://nikhilsomansahu.hashnode.dev/enabling-null-analysis-in-your-java-project-why-it-matters-and-how-to-do-it?utm_source=hashnode&utm_medium=feed) [Nov 3, 2024](https://hashnode.com/posts/enabling-null-analysis-in-your-java-project-why-it-matters-and-how-to-do-it/6727c132e11c0d158e580868) ### [Understanding Java Annotations: How They Work and Why They Matter](https://fullstackjavadeveloper.hashnode.dev/understanding-java-annotations-how-they-work-and-why-they-matter?utm_source=hashnode&utm_medium=feed) Java annotations are a powerful feature that allows developers to add metadata to code. This metadata can be used to influence the behavior of programs, tools, and frameworks without changing the underlying logic of the code itself. Annotations are w... 6 min read 路 [fullstackjavadeveloper.hashnode.dev](https://fullstackjavadeveloper.hashnode.dev/understanding-java-annotations-how-they-work-and-why-they-matter?utm_source=hashnode&utm_medium=feed) [Sep 14, 2024](https://hashnode.com/posts/understanding-java-annotations-how-they-work-and-why-they-matter/66e52ca4eaa0d711d1efba00)