Developer experience (DX) refers to the interactions, experiences, and workflow a developer uses from writing code to shipping features or bug fixes. A good DX is crucial for creating good user experience and product adoption, as developers are often the first users of a product. The inner dev loop is where the developer writes code and tests its impact before pushing it to version control, while the outer dev loop consists of code reviews, merges, automated testing, security verification, etc. leading up to release. A fast, efficient, and sustainable DX is necessary for building and shipping features to end users faster.
Kubernetes development teams often face challenges in creating a developer experience that lets them focus on coding, testing, and iterating instead of waiting for the build/push/test cycle to be completed. This can lead to decreased productivity and reduced potential new features being released. Telepresence is an open-source CNCF tool that enables Kubernetes teams to adopt a local-to-remote development environment, bridging the gap between remote clusters and local development. It allows developers to code and test microservices locally against a remote cluster, bypassing slower processes and accelerating the inner dev loop. Telepresence offers benefits such as accelerated development, secure preview URLs for collaboration, real-time experimentation, extended local development toolkit, reduced development compute costs, and reduced change failure rate.