CareerPlan

Full Stack Developer

Poland/Remote, PolandFull-time2026-10-06 → 2026-11-04

Core

Backend-oriented full stack developer owning end-to-end design and implementation of integrations with property management companies and software platforms.

Role type

Senior IC full stack developer (backend-focused, integrations)

Builds

Customer integrations, backend services, APIs, and data flows for a FinTech rental payment platform

Domain

FinTech, property management

Required skills

Node.js/Python/Java/C#, Vue.js/React/Angular, 3rd-party API integrations, relational databases (MySQL, Postgres), NoSQL (Mongo, Cassandra, Elasticsearch), Docker, AWS, microservices architecture

Preferred skills

PMS/real estate systems, CQRS/event-driven design, finance domain

Responsibilities

Lead customer integrations end-to-end (scoping, design, implementation, testing, maintenance), work directly with customers and partners on technical calls, provide technical support for integration issues, build and maintain integrations with third-party APIs and systems, design and build backend services in microservices architecture, own features end-to-end including frontend work, write testable code with unit and integration tests, perform code reviews

Seniority

Senior, hands-on IC