Senior FullStack Engineer (NodeJS + React)

WINGED IT SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

Full-time Warsaw, Masovian Voivodeship Computer Occupations

Posted:

February 25, 2026

Location:

Warsaw, Masovian Voivodeship, Poland

Job Description

                    Our client: Klarna
Location: Warsaw (hybrid work: 2-3 days in the office)
Rate: 170 - 195 PLN per hour
Cooperation model: B2B or Employment Contract
Start date: ASAP
Duration: long-term agreement
Recruitment process: 1 timed Abstract and Logical Reasoning Test (up to 15 minutes); 1 short interview (up to 30 minutes)
Technology stack: JavaScript, TypeScript, Node.js, React, AWS, Docker, Redux, MongoDB, Firebase
            

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Job Overview

Job Type: Full-time

Location: Warsaw, Poland

Posted: February 25, 2026

Deadline: April 06, 2026