Backend Engineer

12 hours agoArgentina Remote Contract Backend Jobs by Nexus Laboratories, Inc.

Skills

Node Layer1 Design Architecture Postgresql Finance Dex Backend Python Go Rust Api Blockchain

About the Role

You will design and build backend services in Node.js and Rust for Layer 1 and DEX You will develop APIs and data pipelines for trading liquidity and on chain verification You will build and maintain blockchain infrastructure components (RPC endpoints explorers dev tools) You will write clean well tested production grade code that supports verifiable financial applications You will contribute to architecture discussions and technical decisions based on your level of experience

Requirements

Experience building backend systems in a production environment
Proficiency in one or more of: Node.js, Rust, Go, or Python
Experience with relational databases (PostgreSQL or similar) and API design
A track record of shipping reliable software and improving the systems you work on
Excellent communication skills in Business English (spoken & written)

Responsibilities

Design and build backend services in Node.js and Rust for Nexus's Layer 1 and DEX
Develop APIs and data pipelines for trading, liquidity, and on-chain verification
Build and maintain blockchain infrastructure components (RPC endpoints, explorers, dev tools)
Write clean, well-tested, production-grade code that supports verifiable financial applications
Contribute to architecture discussions and technical decisions based on your level of experience