Must
* Expert knowledge of Javascript including Node.js/TypeScript/ReactJS
* Expert knowledge of relational databases: SQL (PostgresSQL)
* Experience with Linux, Docker, Gitlab CI, Ngnix
* Understanding of the nature of HTTP, WS protocols
* Good acumen of how to build scalable, high-performance systems.

Would be a plus
* Kubernets/Helm
* TypeORM/Sequelize.

Optional
* Cryptography experience
* Knowledge and understanding of Bitcoin, Ethereum/Solidity/ERC20.

If you feel you are a good fit, email us at jobs [a] ruunis.com with both your CV and a cover letter. While cover letter is optional it helps you to stand out from the crowd.