Position: Back End Developer ( Node.js)
Company: Data-Science
Experience required: 3y
English level: upper

**Responsibilities**
- Architect and build thoughtful APIs and services that operate multiple products.
- Design innovative interfaces and systems with Web 3.0 wallets and smart contracts.
- Build cutting edge test harnesses and develop our continuous integration/deployment systems.
- Collaborate and communicate across the company.

**Requirements**
3+ years backend systems experience
Strong understanding of modern infrastructure - PostgreSQL, Node.js
Command of modern backend technologies - Swagger/OpenAPI, Typescript/Javascript.

**As a Plus**
Experience working and interfacing with web 3.0 SDKs and technologies - wallets, smart contracts, blockchain APIs