How To Be A Freelance Big Data Developer?

Due to the emergence of new technologies, devices and media, such as social networking sites, the amount of data produced by humanity grows rapidly every year. The amount of data produced by us since the beginning of time until 2003 was 5 billion gigabytes. If you accumulate the data in the form of disks, you can fill an entire football field. The same amount was created every two days in 2011 and every ten minutes in 2013. This rate continues to grow enormously. Although all this information produced is significant and can be useful when processed, it is neglected.
Another group of full-time freelance developers and still manage to earn enough money as their corporate counterparts.

What is Big Data?

Big data really means a big data, it is a collection of large data sets that can not be processed using traditional computing techniques. Big Data is not just a data, but it has become a complete subject, involving various tools, techniques and frameworks.

What comes under Big Data?

Large data involves data produced by different devices and applications. Below are some of the fields included in Big Data.

  • Black Box Data: it is a component of helicopters, airplanes and jets, etc. Capture flight crew voices, recordings of microphones and headphones, and the performance information of the aircraft.
  • Data from social networks: social media such as Facebook and Twitter contain information and views published by millions of people around the world.
  • Stock data: the stock data contain information on the decisions of “purchase” and “sale” taken in an action of different companies made by customers.
  • Electrical network data: the data of the electrical network contains information consumed by a particular node with respect to a base station.
  • Transport data: transport data include model, capacity, distance and availability of a vehicle.
  • Search engine data: search engines retrieve many data from different databases.


Skills Required

  • Be able to think logically and critically
  • Be thorough and detail oriented
  • Have good judgment
  • Be patient and persistent
  • Background with computer-based source control systems
  • Be able to communicate orally and in written form
  • Strong written and verbal communication skills.
  • Be able to perform multiple tasks and meet project deadlines
  • Possibility of working alone or as a team.


Job Duties

  • Develop and write computer programs to store, locate and retrieve specific documents, data and information
  • Have the ability to code
  • Develop and design low latency  and high volume applications for mission critical systems, delivering high performance and availability .
  • Write a well-designed, verifiable and efficient code.
  • Contribute in development life cycle phases  .
  • Produce and prepare releases of software components.
  • Make sure the designs meet the specifications.
  • Support continuous improvement by researching technologies and alternatives and presenting them for architectural review.


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