ISTQB (International Software Testing Qualifications Board) certified developers bring along a plethora of benefits for any organization. They possess a globally recognized certification, which implies that they uphold a certain standard in software testing and are well-versed in the latest techniques and tools.

One of the primary advantages is their profound knowledge in software testing. They understand different types of testing, from unit to integration testing, and can effectively identify and rectify bugs in the system. This results in the delivery of high-quality software products, thus enhancing customer satisfaction.

The ISTQB certification also ensures that they have a deep understanding of the software development lifecycle. This knowledge helps them to integrate testing into the process seamlessly, reducing the chances of late detection of errors.

Furthermore, these developers can effectively communicate with other stakeholders, like business analysts, developers, and project managers, ensuring a smooth workflow within the team. Their ability to document and report errors in a standardized way helps in easy comprehension and quick resolution of issues.

Lastly, hiring ISTQB certified developers can significantly reduce the company's training costs as they already come equipped with necessary skills. They can also contribute to improving the company's testing processes, leading to a reduction in errors and rework, hence saving both time and money.