Open Banking

Exchange Data Securely you own this product

This project is part of the liveProject series Open Banking App Using OpenAPIs and Spring Boot
intermediate Java • beginner Spring Boot • beginner build tools
skills learned
client credentials in an OAuth 2 workflow • securely grab data from a third-party with Spring WebClient • periodically poll data from a third party with the Spring scheduler
Nathan Crocker
1 week · 5-7 hours per week · INTERMEDIATE

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liveProject This project is part of the liveProject series Open Banking App Using OpenAPIs and Spring Boot liveProjects give you the opportunity to learn new skills by completing real-world challenges in your local development environment. Solve practical problems, write working code, and analyze real data—with liveProject, you learn by doing. These self-paced projects also come with full liveBook access to select books for 90 days plus permanent access to other select Manning products. $19.99 $29.99 you save $10 (33%)
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Look inside
In this liveProject, you’ll secure a financial application using the out-of-the-box security features of Spring. You’ll set up authentication servers, add users, and configure rules for your application.
This project is designed for learning purposes and is not a complete, production-ready application or solution.

book resources

When you start your liveProject, you get full access to the following books for 90 days.

project author

Nathan Crocker

Nathan B Crocker is a Senior Java Developer at Galaxy Digital LP., one of the premier financial services and investment management companies in the digital asset and cryptocurrency sector. He is focused on building and augmenting front and middle office systems to grow trading operations and scale the business. For over a decade, he has built dozens of financial services applications, using Spring Boot to build traditional services, microservices, and event-driven systems for several FinTech companies, as well as large investment banks.


The liveProject is for intermediate Java programmers who know the basics of Spring Boot and REST services. This project will use the last stable version of Java 14. To begin this liveProject, you will need to be familiar with:

  • Intermediate Java
  • Intermediate Spring Boot
  • Beginner build tools
  • Beginner Docker

you will learn

In this liveProject, you’ll master the technology stack used for professional Java development. You’ll learn the ins and outs of integration, one of the most common tasks in software development.

  • Client credentials in an OAuth 2 workflow
  • Securely grab data from a third-party with Spring WebClient
  • Periodically poll data from a third party with the Spring scheduler


You choose the schedule and decide how much time to invest as you build your project.
Project roadmap
Each project is divided into several achievable steps.
Get Help
While within the liveProject platform, get help from other participants and our expert mentors.
Compare with others
For each step, compare your deliverable to the solutions by the author and other participants.
book resources
Get full access to select books for 90 days. Permanent access to excerpts from Manning products are also included, as well as references to other resources.