8671 backend developer English-speaking jobs in Poland

and creating a safer online experience where your work will have a direct impact; Passionate about backend

The Role Backend Software Engineers on the team design and implement scalable, high-performance systems ... Core Responsibilities ● Architect, develop, and maintain scalable backend systems that power AI-driven ... What We Require ● Proven experience in designing, developing, and maintaining backend systems for live ... Technologies We Use ● Backend languages: Python, Java. ● Database systems: Lucene, PostgreSQL, and Qdrant ... Strong grasp of data structures, distributed system architecture, API design for microservices, and backend

Write and maintain technical documentation for backend systems and integrations. ... Test, debug, and optimize backend applications to ensure stability and responsiveness. ... Role Overview We are seeking an experienced Backend Engineer with a strong background in fintech and ... Key Responsibilities Design, develop, and maintain scalable backend solutions for CFD, FX, and crypto ... Qualifications & Skills 5+ years of experience in backend development, proficient in Java Spring Boot

About the role As a Backend Engineer in our Validator Team, you’ll focus on maintaining and enhancing

business.What you’ll doDesign, develop, and maintain scalable, high‑performance C#/.NET Core APIs and backend ... requiredBachelor’s degree in computer science, engineering, or a related field.10+ years of experience in backend

smooth, zero‑downtime releases Build and improve processes and tooling that create an outstanding developer ... You will oversee backend, infrastructure, deep learning, embedded, and frontend engineering teams. ... Python, FastAPI, Kafka, and related technologies Work closely with engineering teams to understand backend ... experience across the team Collaborate with cross‑functional teams to ensure seamless integration of backend ... problems – architectural decisions, performance bottlenecks, cost reduction Oversee scalable, data‑heavy backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

CI/CD Provide mentoring, support, and guidance to team members Wymagania: 5+ years of backend ... applications Production experience with MongoDB Solid understanding of RESTful APIs and complex backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

Job Profile: As a Fullstack Developer in the Customer Creation Team, you will be instrumental in maintaining ... Stay updated on industry trends, best practices, and emerging technologies related to frontend and backend ... dynamic and user-friendly frontend applications using Next.js/React, while also contributing to robust backend ... tasks of the position: Write, test, and maintain code for frontend applications with Next.js/React, and backend

This offer is for you if: have at least 6 years of commercial experience as a Java Developer, have very ... development team cooperating with QA and architects, designing, developing, and maintaining high-throughput backend

This offer is for you if: have at least 6 years of commercial experience as a Java Developer, have very ... development team cooperating with QA and architects, designing, developing, and maintaining high-throughput backend

Hybrid | 1 day/week from Warsaw or Gdańsk Are you a passionate Senior Java Full-Stack Developer who enjoys ... frameworks Build and evolve microservices-based architectures Develop and integrate RESTful APIs and backend