Backend Engineer

Phaxis LLC

Full-time architecture-and-engineering
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Location
New York County, New York, United States
Posted
May 11, 2026

Job Description

Backend Engineer needed with experience in Fintech or marketplacesΒ 

Independently communicate with Customer Support to investigate and resolve customer-reported issues.

Design database schemas and APIs for small-to-medium scoped features.

Implement features following internal engineering principles and guidelines.

Provide estimates for their own work and communicate progress and risks proactively to the team.

You have:Β Β 

Deep experience with and understanding of:

JavaScript (5+ years)

Node.js (5+ years)

Express.js framework (2+ years)

APIs (5+ years)/Building fintech backend APIs (1+ years)

Databases (PostGreSQL) (2+ years)

Architecture (2+ years)

Fintech web applications (1+ years)