Felix Crisan

bitcoin bigdata fintech spark big data analytics blockchain ethereum smart contracts mcommerce advertising storm redis zeppelin jupyter data science devops dataops conway's law serverless elliptic curves schnorr bip sigscript segwit syntax trees mast graftroot taproot data ownership blockchain trilemma flp impossibility cap theorem distributed database cltv htlc layer 2 lightning network web3 docker solidity tokens mysql replication nodejs google cloud nosql btc ecommerce omichannel mpayments mobile payments persistence meetup mongo processing lambda architecture visualisation payments dashboard pandas cohorts ipython small data banking money bank network