A Basic Docker Developer is primarily responsible for creating, managing, and deploying containerized applications using Docker technology. Here are the detailed responsibilities and tasks that a Basic Docker Developer might undertake: . **Developing Docker Applications**: Docker Developers create applications that can be packaged into Docker containers. These applications are typically designed to be environment-agnostic - they can run on any system that supports Docker, irrespective of the underlying operating system. . **Containerization of Applications**: They transform existing applications into a containerized environment. This involves creating a Dockerfile which contains a set of instructions that Docker uses to build an image of the application. This image includes everything the application needs to run, including the code, runtime, libraries, environment variables, and config files. . **Docker Image Management**: Docker Developers are responsible for building, managing, and distributing Docker images. This involves creating Docker images using Dockerfiles, storing and versioning them in Docker registries, and pulling them when needed. . **Testing**: They are responsible for testing Docker images and containers to ensure they work as expected. This can involve running unit tests, integration tests, and system tests, and using Docker commands to inspect and debug containers. . **Deployment**: Docker Developers deploy Docker containers on various platforms. This could be a single Docker host for testing or development, or a Docker Swarm or Kubernetes cluster for production. . **Maintenance and Optimization**: They constantly monitor the performance of Docker containers and optimize them for better performance and resource usage. They also ensure that the Docker environment is secure, and update Docker images and containers as needed. . **Documentation**: Docker Developers document the Dockerfiles they create, the Docker images they build, and the Docker containers they deploy. This documentation helps other team members understand how to use these resources. . **Collaboration**: They often work in a team with other Docker Developers, system administrators, and software developers. They may need to coordinate with these team members to ensure that Docker containers integrate well with other parts of the system. It's important to note that a Basic Docker Developer should have a strong understanding of Docker concepts and commands, and should be familiar with best practices for creating Dockerfiles, managing Docker images, and deploying Docker containers. They should also have a good understanding of the application development process, and should be familiar with the programming languages and frameworks used in the applications they are containerizing.