Frontend Developers

Frontend Developers

Senior Payments Merchant Onboarding Frontend Engineer — Remote (Poland; Hungary; Romania; South Africa)

Lead frontend architecture for merchant self-service onboarding and activation in payment software.

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
Remote
Physical workplaces
Not specified
Applicant eligibility
Poland; Hungary; Romania; South Africa

Overview

Work fully remotely from the eligible countries, taking technical ownership of merchant-facing onboarding experiences and frontend quality. Build production interfaces, collaborate with designers, mentor engineers and contribute to supporting backend functionality when needed.

Requirements

  • Demonstrated professional experience architecting complex production frontend applications.
  • Experience mentoring engineers and establishing frontend quality standards.
  • Willingness to contribute to Python backend services when appropriate; deep backend expertise is not required.
  • Ability to partner with design and product stakeholders.
  • Prior work in payments or growth onboarding is advantageous rather than mandatory.

Responsibilities

  • Set frontend architecture and engineering conventions.
  • Build merchant onboarding and activation features.
  • Collaborate closely with UX designers and backend engineers.
  • Review code, improve testing and mentor colleagues.
  • Contribute to API and backend functionality for complete customer journeys.

Conditions

  • Full-time, fully remote role for candidates in Poland, Hungary, Romania or South Africa.