Position: Blockchain developer
Category: Node.js
English level: upper
Years of experience: 2.5

Decreased contract sizes drastically using the diamond pattern ERC-2535
Latest projects:  
Blockchain / Backend developer (10 months):
- Policy enforcement service which checks transactions based on smart contracts.
- Solidity smart contracts development, testing(truffle, typescript), and deployment
- Blockchain interaction service (typescript)
Blockchain / Backend developer (6 months):
- Crypto chat-bot for telegram 
Integration with crypto exchange. 
node.js, mysql, express, gram.js
- Assets digitalization, fundraising platform (9 months) :
Write contracts using solidity. Deploy contracts from the backend. Manage contract interactions from the backend.
Solidity, truffle, ganache, ERC1400, ERC20, node.js, express, mysql.
- Custom ERC20 deploys, crowdfunding(ICO).

4 years of experience as a CEO / PM / PrM in product startup oriented on the German market.
I'm looking for new interesting challenges as a Blockchain developer to improve my skills.