Node.js Developers

Node.js Developers

Payment Merchant Onboarding Node.js Engineer — Hybrid, Warsaw, Poland

Develop Node.js services that speed merchant verification and payment onboarding.

Vacancy details

This is a private vacancy. Company details stay confidential until InVault confirms a serious candidate fit.

Status
Active
Date posted
2026-11-15
Open until
2027-02-13
Employment type
Full-time
Source-listed languages
Not specified
Language requirement
No mandatory language inferred
Work arrangement
Hybrid
Physical workplaces
Warsaw, Poland
Applicant eligibility
Applicant geography not specified

Overview

Build backend capabilities supporting compliant merchant activation and account setup for payment technology. Improve onboarding service performance, testing and integrations while collaborating with launch, product and compliance teams.

Requirements

  • Professional Node.js backend software development experience.
  • Understanding of API-driven and event-driven application design.
  • Ability to build and test reliable merchant onboarding services.
  • Awareness of identity verification and onboarding workflows.
  • Experience coordinating software changes with cross-functional teams.

Responsibilities

  • Implement APIs and backend services for merchant onboarding.
  • Improve technical reliability and time-to-activation workflows.
  • Maintain tests and monitor production service quality.
  • Coordinate integrations with payment and verification systems.
  • Contribute to engineering reviews and technical problem resolution.

Conditions

  • Full-time hybrid working arrangement with a Warsaw, Poland workplace.