---
title: Fullstack Developer
description: 🚀 Fullstack Developer | Banking / Data Fabric
---

# Fullstack Developer

**Location:** Kraków, Poland  
**Posted:** 2026-10-07  
**Apply by:** 2026-11-21

**Tags:** java, typescript, react, frontend, backend, fullstack, designer

[Apply / View original posting](https://t.me/Pol_relocation/57626)

## Job description

🚀 Fullstack Developer | Banking / Data Fabric

We’re looking for Fullstack Developers to join a major banking client and contribute to a Data Fabric initiative.

📍 Kraków, Poland | 🔄 Hybrid
💼 Full-time | 🏦 Banking / Finance

What we’re looking for:

— Strong experience with TypeScript, React & Next.js
— Fullstack experience across frontend & backend
— Good knowledge of Java & Spring Boot
— Experience with REST APIs, DTOs & authentication flows
— Strong understanding of frontend architecture, state management & API integration
— Experience with PostgreSQL and database/migration patterns is a plus
— Familiarity with React Query / Redux Toolkit / TanStack Query is a plus
— Experience with testing, observability and cloud/container environments is a plus
— Strong problem-solving and communication skills

Your responsibilities:

📊 Build and maintain user-facing applications with TypeScript, React & Next.js

🔗 Develop end-to-end features across frontend and backend

🔗 Integrate with Java 21 / Spring Boot services and REST APIs

🔐 Build secure, accessible and maintainable solutions

🧪 Contribute to unit, integration and regression testing

🔍 Investigate and resolve UI, API, performance and production issues

🤝 Work closely with Product, UX, Backend, Data and Security teams

📍 Important: the client requires working from the Kraków office 6 days per month.

📩 Contact: @yanablagodarova

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