SAP Business One Developers are responsible for developing the financial systems of a company. They are responsible for setting up and configuring the financial systems, ensuring that the system is correctly configured and running, and troubleshooting any problems that may arise. SAP Business One Developers must have a strong knowledge of the SAP Business One software. They must also be able to work with the financial team to ensure that the system is fit for business needs and support any further development with the system. SAP Business One Developers are also responsible for keeping the system up to date and ensuring that users are trained in its use. They should be able to provide technical support and guidance to users and identify any problems or issues that arise. They need to be able to work independently and as part of a team and be able to manage multiple projects at once.