This depends not only on the development of the industry, but also on your own technology. In recent years, big data is very popular, and enterprises have higher requirements for big data developers. You should not only be very familiar with hadoop ecosystem (HDFS, hive, hbase, spark, etc. ), but also have a very good programming foundation. You should be familiar with liunx, java, Scala or python, familiar with common frameworks, and most importantly, work experience.

The Outline of the Thirteenth Five-Year Plan for National Economic and Social Development of the People's Republic of China was released, and big data was regarded as a basic strategic resource. According to the statistics of China Municipal Commission of Commerce, the national basic data analysis talent gap is1500,000, which is a big talent gap. The development prospect of big data is very good. The average salary of big data talents is about 30% higher than that of ordinary software developers, and it is still growing.