Hiring a Hadoop developer of commendable skill is not a walk in the park. The process is akin to searching for an elusive needle in a haystack, where the needle is a top-tier expert in Hadoop, and the haystack is a sea of software developers, each purporting to possess a mastery of Hadoop. Nonetheless, understanding the intricate aspects of this pursuit is a crucial stepping-stone to navigating the murky waters of hiring a Hadoop developer for your big data solutions.

Firstly, let's delve into the nucleus of this discourse - what exactly is a Hadoop developer and why is their skill set so pivotal in big data solutions?

Hadoop, an open-source software platform managed by the Apache Software Foundation, has been instrumental in handling vast amounts of data, or big data as it's popularly known. It does this with unprecedented efficiency and speed, thanks to its core components, Hadoop Distributed File System (HDFS) and MapReduce. HDFS splits the mammoth data into chunks and distributes them across various nodes, which allows for simultaneous processing, thereby cutting down the requisite time. On the other hand, MapReduce is a programming model that simplifies the writing of applications which can process vast amounts of data in parallel.

A Hadoop developer, therefore, is an integral cog in the realm of big data solutions, whose main task is to design, develop, and deploy Hadoop applications. The developer's inherent understanding of the Hadoop ecosystem, coupled with an impeccable grasp of back-end programming, primarily Java, empowers the developer to craft applications tailored to process large data sets.

Now that we've shed light on the essence of a Hadoop developer, the next question is, how can you hire a skilled one?

The hiring process begins with the identification of the needs of your business. Critical introspection into the challenges facing your data management system will serve as a compass, guiding you towards the specific skill set to look for in a potential Hadoop developer.

Once you've identified your requirements, the next step is to headhunt for potential candidates. This could be through job portals, networking events, or even partnering with specialized recruitment agencies.

Vetting the candidates is the subsequent phase and is arguably the most crucial part of the process. It involves examining their past projects, their understanding of the Hadoop architecture, their programming skills, and their problem-solving abilities. Here, you're not merely looking for a developer who can work with Hadoop, but rather a developer who can leverage Hadoop's capabilities to solve your specific data challenges.

In addition to technical skills, evaluating their soft skills – communication, adaptability, and teamwork, among others – is equally essential. These attributes are indispensable in the modern workplace and will determine how well the developer will fit into your organization's culture.

The timing of the hiring process is also a key consideration. If you're embarking on a high-stakes project with a tight deadline, you'd want to have your Hadoop developer on board as soon as possible. However, this is often easier said than done due to the scarcity of highly skilled Hadoop developers.

This brings us to the question of the cost of hiring a Hadoop developer. The economics of supply and demand dictate that with the high demand and limited supply of skilled Hadoop developers, their remuneration is bound to be high. However, this cost should be weighed against the value they will be bringing to your organization.

In conclusion, hiring a skilled Hadoop developer is not a straightforward process. It involves a deep understanding of your business needs, a thorough vetting of potential candidates, and at times, a significant investment. However, the value that a skilled Hadoop developer brings to your big data solutions is well worth the trouble. With the ever-increasing volumes of data that businesses have to handle, a skilled Hadoop developer could be the key to unlocking valuable insights from your data, thereby giving your business a competitive edge.