Drupal is a free and one of the most SEO friendly open-source content management systems(CMS) written in PHP language and requires a MySQL database. Drupal is one of the most popular systems for managing content in your website and the popularity of using Drupal in creating websites is because of its amazing functionalities that eases the management, customization and maintenenance of website according to changing business trends.

Drupal CMS supports numerous software frameworks such as JAVA/ AJAX, PHP, Flash/ Flex, etc. along with web server including MariaDB, Apache, MySQL, Microsoft SQL server, PostgreSQL and SQLite. There are several advantages of Drupal development available to the Drupal developers such as:
1. Provision of numerous templates, themes and add-ons.
2. Cross platform compatible: Drupal developer can perform Drupal development on any operating system such as Microsoft Windows, Mac OS and Linux.
3. Can be used for building multilingual websites.
4. Content Development: With Drupal, finding and organizing content is easier, no matter how large the data is.
5. Input Formats: Drupal design allow us to build our own format from admin panel. Additionally, we can also choose input format for our posts such as filtered HTML, full HTML, and PHP.
6. Organize & Find: Organizing and finding content is easy with Drupal, no matter how much content you have.
7. Drupal provides many tools to help you organize, structure, and re-use your content.
8. Administration: Drupal provides easier site administration than that by any other CMS.
9. Collaborate: Drupal's focus on social publishing helps one to create sites and applications that provide freedom for the user to express their opinions and engage with one another.
10.Core Functionality Modules
11.Powerful Admin

Though Drupal provides many amazing features and functionalities, the person developing the software has to have detailed and correct knowledge of Drupal concepts. While there are numerous Drupal development firms out there providing efficient solutions, but choosing the right and dedicated Drupal developer will bring a big difference to the end-result.

To hire Drupal developer from a firm that is associated with the Drupal community is one of the efficient ways to search a dedicated Drupal developer. Those developers are experts and specialized in Drupal development as they have recent and all updates of Drupal development frameworks. Five most essential qualities that a Drupal developer must possess are:
1. Knowledge: To hire Drupal developer, one must make sure that they hire dedicated Drupal developer who is skilled and expert in Drupal development and having detailed and correct knowledge of all the important Drupal concepts to develop a cost-effective solution.
2. Experience: This is the most important quality to hire Drupal developer. The developer must have considerable years of experience in Drupal development. This will considerably reduce the development time and also, the product will be quality-wise, comparatively better.
3. Understanding Clients' Requirements: Even if a programmer has experience, understanding the clients' requirements and developing the product that effectively meets the business requirements of the client is most important.
4. Commitment: They must adhere to the strict deadlines of the project, but not at the cost of quality.
5. Quality service at affordable rates: Last, but not the least, before hiring a Drupal programmer, one must make sure that the programmer he hired provides quality service at affordable rates.

Thus to hire Drupal developer, one must take note of all the above necessities for a cost-effective and customer attractive Drupal development.