1422 backend developer English-speaking jobs in Warsaw

Java Backend Developer We’re looking for an experienced Java Backend Developer to join a fast-paced,

Working as a Backend Developer (Node.js) you will: Architect and develop a resilient Backend for Frontend ... Qualifications Between 2 to 4 years of commercial experience building backend solutions relying on Node.js

Design, develop, and implement robust application systems and programs for Margin Calculation Services and reporting. Analyze technical and business challenges and propose innovative solutions. Collaborate with project managers, business stakeholders, and senior managers to translate business requirements into technical solutions.

Design, develop, and implement robust application systems and programs for Margin Calculation Services and reporting. Analyze and solve complex technical and business challenges, proposing innovative solutions. Collaborate with project managers, business stakeholders, and senior managers to translate business requirements into technical solutions.

Senior Backend Developer will design, develop, and maintain software solutions. Responsibilities include collaborating with stakeholders, conducting code reviews, and mentoring team members. Requires a Bachelor's or Master's degree in Computer Science or equivalent experience, 5+ years of software engineering experience, and a passion for software craftsmanship.

The role is about We are expanding our engineering capabilities and looking for a Backend Engineer to ... In this role, you will contribute to building and improving scalable backend services that support a ... Develop and maintain Python-based microservices in a distributed environment Design and build scalable backend ... improving system performance and handling increasing system load Qualifications 3+ years of experience in backend

We are looking for a Backend Python Developer to join our internal team at RTB House. ... best practices in application design, databases, and APIs Desired Experience: Solid experience in backend

We are seeking a Senior Python Backend Developer to design, build, and operate scalable services and

Senior Frontend Developer (React/Typescript)Warsaw, Poland · Frontend developerAbout the ProjectA pioneering ... embark on this thrilling journey with us.Your RoleWe’re on the lookout for a skilled Senior Frontend Developer ... React, TypeScript and Tailwind CSS based on design delivered from our UI/UX Designers.Collaborate with backend ... opportunities.Make an impact by optimizing and scaling innovative systems.If you’re ready to take your backend

SoftTeco seeks Middle/Senior PHP Developers with expertise in OOP PHP, frameworks like Symfony & Laravel, and databases (MySQL and/or MSSQL). Experience with GitHub, Windows & Linux servers, Scrum, and English communication is required.

As a Senior Backend Developer at softgarden, you will be part of a vibrant community that values quality ... Your role You will design, develop, and unit test robust APIs and backend services using Java EE. ... The techstack we are looking for Backend: In-depth experience with Java programming language is essential

Software Developer will collaborate on a distributed team to write code, fix bugs, and modernize the Landscape codebase. Requires proficiency in Python, web frameworks (Flask, Django), databases, and ORMs (PostgreSQL preferred). Experience with Ubuntu as a development and deployment platform is necessary.

Senior Backend Developer (Scala & Spark)Talan is an international advisory group on innovation and transformation ... delivery.QualificationsAt least 7 years of experience in programmingAt least 3 years of experience as Programming backend

Step into RedStone – the fastest-growing blockchain startup – as a Backend Developer The salary for this ... As aSenior Backend Engineer at RedStone, you’ll take ownership of core components powering our oracle ... to get to know you better and answer any questions. 1st Technical interview – You’ll meet with our developer

Developer The salary for this role (B2B contract): mid: 20 000 - 30 000 PLN + VAT senior: 30 000 - 40 ... the Arbitrum ecosystem await you Step into RedStone – the fastest-growing blockchain startup – as a Backend ... As a Senior Backend Engineer at RedStone, you’ll take ownership of core components powering our oracle ... to get to know you better and answer any questions. 1st Technical interview – You’ll meet with our developer

Summary: The Backend Developer role is aimed at enhancing and modernizing backend services and pipelines ... Main Responsibilities: Modernise backend services and pipelines by upgrading to the latest JDK, Scala ... Migrate authentication frameworks from legacy APIs to OAuth-based solutions across various backend services

Developer with a passion for learning and a desire to contribute to a rapidly growing startup. ... technologies-expected : PHP Laravel technologies-optional : Python about-project : We are looking for a Backend ... Laravel framework (must have), Node.js/Python (nice to have) Backend (API development): GraphQL or REST ... Eagerness to learn and adapt to new technologies, with the ability to work independently once trained Backend

We are looking for a Java Developer with React experience to join a project delivered for a pharmaceutical ... combining strong backend ownership with selected frontend contributions. ... This role offers a unique opportunity to work on a modern, backend-driven solution with real impact, ... Work split ~80% backend, 20% frontend Make foundational architectural decisions on a greenfield codebase ... data models, API contracts, service boundaries, test strategy Build and maintain the Java/Spring Boot backend

Developer to join our team and contribute to building and maintaining scalable backend systems. ... Key Responsibilities Design and develop backend services using Python and FastAPI Build and maintain ... ASAP / 2 weeks Contract Type: B2B via Experis About the Role We are looking for an experienced Python Backend ... of experience Strong experience with Python and FastAPI (mandatory) Proven track record in building backend

Your Role As a Fullstack Developer, you’ll primarily work with Node.js on the backend, React on the frontend ... Responsibilities Develop backend services with *Node.js (NestJS/Express) Build frontend apps with *React ... in backend applications At least 2 years of experience in maintaining production applications Solid ... , and blockchain teams Requirements Strong backend skills in Node.js/NestJS At least 5 years of experience ... Technical Interview / Task – Backend (Node.js) and frontend (React) focus, with some discussion of smart