1. Creating REST APIs using node.js with express.js framework.
2. Handling callback hell via async-await functions and effective use of promise functions.
3. Mongo Db -create database, create collection, insert , find , query, Sort, Delete, Drop Collection.

Develop and update Supply chain Trading Smart Contract for version change . 

Develop POC for how Blockchain can be used in Supply Chain. 

Writing Smart contracts using Solidity.

1. Develop and update Supply chain Trading Smart Contract for version change . 
2. Deploying Smart contract using Truffle Framework, Ganache-CLI and Ganache-GUI, Infura ,Metamask 
3. Serverless Deploy using AWS Lambda, Creation of Virtual Private Cloud with public and privatesubnets

SuchApp combines best-of-class messaging with the power of a social network architected over a robust, enterprise-level blockchain economy to create the world's first 5G messaging ecosphere. From one easy-to-use app, users will be converting their smartphones into a single point of contact for talking to friends; socializing and networking with like-minded people; buying, selling and trading goods and services and making payments with our own digital currency. 

I served as ICO strategist and ICO smart contract writer to help them gather investments in pre,during and post ICO period.