Blockchain developer

Question

Insights on Blockchain technology and the source from one can learn

Answer 1

Hyperledger is an open source umbrella project of the Linux Foundation, for blockchain technology, tools and projects, in various programming languages and various stages of maturity, targeting to solve real business problems. You can find a lot of information about blockchain, on their website.
https://www.hyperledger.org/

Answer 2

Some insights-
https://www.sololearn.com/discuss/2111959/?ref=app