Parity Dev chain hello world sample /w web3 v1 beta
Download latest parity stable (e.g. 1.7.9-stable - )
parity --chain dev --unlock $(parity --chain dev account list) --password ./pass.txt
Install node deps (web3)
npm i
Run the main file
try_parity.js
It will output some stuff...
..take a look at the code and at the program output
Take a look at the Events branch which has a more complex example (using a sample event via web3 v1): https://github.com/makevoid/parity-web3-sample-repo/tree/events