Position: Senior Backend Developer
Category: Node.js
English level: upper
Years of experience: 10

I'm backend developer (not fullstack), and can participate with some devops stuff.
I'm working mostly on distributed systems, covered by tests.
Used to solve complex technical problems with using best modern approaches and etc.
* JS, TS,
* Koa2, ExpressJs, NestJS,
* PostgresSQL, MongoDb, Redis, Mysql
* Solidity, Truffle, Hyperledger
* AWS (EC2, ECS, RDS, S3, CloudFront, SNS, SES...), 
* Unit testing, Contract Testing
* Docker, Kubernets
* CircleCI, GitlabCI
- Research, 
- coding, 
- enhancement.