Ansul kumar yadav

@Weblearner

IndiaJoined December 2022

About

I’m a Spring Boot Developer and DevOps Engineer with strong experience in building scalable, secure, and high-performance applications. Whether you’re looking to develop a modern web application, streamline your infrastructure, or build cloud-native solutions on AWS, I can help. What I do best: Backend development using Spring Boot on the backend DevOps automation and CI/CD pipeline setup Cloud architecture and deployment on AWS (EC2, S3, Lambda, ECS, CloudWatch, IAM, etc.) Microservices design, development, and integration Infrastructure as Code (IaC) using Terraform or CloudFormation Containerization and orchestration with Docker and Kubernetes

Ansul kumar yadav's blogs

Dockerwhy-not-to-run-doc-containers-as-root.hashnode.dev3 posts

Jenkins Opensourcejenkins-opensource-learning.hashnode.dev1 post

About

I’m a Spring Boot Developer and DevOps Engineer with strong experience in building scalable, secure, and high-performance applications. Whether you’re looking to develop a modern web application, streamline your infrastructure, or build cloud-native solutions on AWS, I can help. What I do best: Backend development using Spring Boot on the backend DevOps automation and CI/CD pipeline setup Cloud architecture and deployment on AWS (EC2, S3, Lambda, ECS, CloudWatch, IAM, etc.) Microservices design, development, and integration Infrastructure as Code (IaC) using Terraform or CloudFormation Containerization and orchestration with Docker and Kubernetes

Ansul kumar yadav's blogs

Dockerwhy-not-to-run-doc-containers-as-root.hashnode.dev3 posts

Jenkins Opensourcejenkins-opensource-learning.hashnode.dev1 post

Recently published

jenkins-opensource-learning.hashnode.dev

How to debug any Jenkins Plugin locally

While contributing to Jenkins plugins, I initially relied heavily on System.out.println() to understand execution flow. It worked — but it was slow, noisy, and frankly amateurish. Digging into Jenkins community discussions, I found the solution for t...

Dec 26, 20251 min read

why-not-to-run-doc-containers-as-root.hashnode.dev

Docker multi-stage build for efficiency

The problem with the single-stage build FROM openjdk:17 WORKDIR /app COPY . . RUN ./mvnw package CMD ["java", "-jar", "target/myapp.jar"] Above code is the example of the single stage build The issue with this approach Large image size - Since the ...

Sep 28, 20252 min read

why-not-to-run-doc-containers-as-root.hashnode.dev

What is system users/groups in Linux

User is an entity(a person, process) in a Linux operating system that can manipulate the files and perform various other function Types of Users Root user(Super user) Normal user System user System Users A system user is a Linux account created...

Sep 18, 20252 min read

why-not-to-run-doc-containers-as-root.hashnode.dev

Why Your Docker Container Should Never Run as Root (And How to Fix It)

Imagine you made any spring boot application and created docker file which look like this FROM openjdk:17-jdk-slim COPY target/myapp.jar app.jar ENTRYPOINT ["java", "-jar", "/app.jar"] This container runs as a root The problem with this approach.. W...

Sep 17, 20252 min read

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Ansul kumar yadav

About

Ansul kumar yadav's blogs

Recently published

How to debug any Jenkins Plugin locally

Docker multi-stage build for efficiency

What is system users/groups in Linux

Why Your Docker Container Should Never Run as Root (And How to Fix It)