Full Stack Engineer - React + Node.js (Python Plus)

Madiff; Poland; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Madiff is seeking an experienced Full Stack Developer to join a global technology project building scalable, secure platforms. You will develop front-end interfaces in React and back-end services in Node.js, with Python as a plus.

You will work on enterprise-scale applications across finance, retail, telecom, contributing to microservices, robust APIs, and performance optimisations in a multilingual, multinational environment.

Qualifications

• 4+ years of commercial experience as a Full Stack Developer.
• Strong expertise in React (hooks, state management, modern front-end practices).
• Hands-on experience with Node.js (REST APIs, asynchronous programming, Express/NestJS).
• Familiarity with SQL/NoSQL databases.
• CI/CD pipeline experience and Git proficiency.
• Fluent English for technical discussions and documentation.

Responsibilities

• Develop new features and UI components using React
• Build scalable APIs and services with Node.js
• Contribute to data-driven microservices, where Python experience is a strong advantage
• Write and maintain unit tests for high test coverage
• Participate in code reviews and Agile/Scrum ceremonies
• Collaborate with designers, analysts, and engineers to ensure business requirements are met
• Optimise application performance and ensure secure, scalable architecture

Skills

React

Node.js

Python

SQL/NoSQL databases

CI/CD

Git

English

Job description

Madiff is seeking an experienced Full Stack Developer to join a global technology project building scalable, secure platforms. You will develop front-end interfaces in React and back-end services in Node.js, with Python as a plus.

You will work on enterprise-scale applications across finance, retail, telecom, contributing to microservices, robust APIs, and performance optimisations in a multilingual, multinational environment.