1594 backend developer English-speaking jobs in Masovian Voivodeship

This is a single-developer project , where you will work closely with the client's internal teams ... Position: Senior Backend Engineer (Java / Architecture) Contract: Freelance / B2B – Remote (EU Only) ... We are looking for a Senior Backend Engineer with strong architectural skills to join a long-term project ... on the project Refactor and modernize legacy backend systems Improve and extend existing microservices ... and laboratory stakeholders to clarify requirements, define scope, and improve existing backend processes

We are seeking a Middle Python Developer to contribute to backend service development in a distributed ... You will own features and collaborate to deliver reliable, maintainable backend services using Python ... and support Develop backend APIs and services using Python and Django Work on message‑driven systems ... What You’ll Do Take ownership of assigned backend features and services from development through deployment ... on‑call rotations and production support What We’re Looking For 3+ years of professional Python backend

Responsibilities you'll have Design and develop backend applications using Java, leveraging modern ... nice time during regular integration meetings Project We are looking for an experienced Senior Java Developer

migration projects (REST GraphQL, etc.)Multi-platform experience (iOS, Android, desktop, web)Background in developer ... This team is responsible for how all client-facing applications interact with backend services and APIs ... , forming the critical integration layer between user-facing products and core backend systems.This role ... and platform architecture discussionsDrive proactive collaboration with backend teams (not passive API ... integration standards, and act as the primary advocate for client application needs in platform and backend

Job Title: Senior Fullstack Developer Location: Warsaw, Hybrid (2–3 days onsite) Contract Type: B2B We ... Collaborate closely with backend, frontend, DevOps, and product teams. ... Strong expertise in both backend (Node.js, SQL/PostgreSQL) and frontend (React, TypeScript).

We're hiring a Fullstack Developer (Java&Angular) at ITMAGINATION, join our team of 400+ developers ... Possible start: immediately Duration of the project: till the end of July Responsibilities Develop backend ... (RabbitMQ or similar) Develop frontend features using Angular + TypeScript Integrate frontend with backend

productivity, or developer tools #J-18808-Ljbffr ... vehicles You have: BS degree in Computer Science or equivalent practical experience 5+ years of backend ... Experience working in environments including nontechnical team members Experience with operations tooling, developer

Position overview We are looking for a Strong Middle/Senior Full Stack Developer (Node.js React.js) to ... You will be involved in the design, development, and optimization of both frontend and backend functionality ... AWS, Docker, and CI/CD tools Troubleshoot, debug, and resolve technical issues in both frontend and backend

React on the frontend and C# .NET Core on the backend. ... About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in ... stack applications using React, C#.NET Core, and supporting technologies. • Build high-performance backend

Nice to have: hands-on coding experience (preferably TypeScript/NestJS or similar backend stack), familiarity ... You will be: owning the product vision and roadmap for a developer-focused platform (PaaS-like) in the ... Your profile: experienced Technical Product Owner, Tech Lead, or similar role in developer platforms ... translating complex infrastructure concepts (Kubernetes, cloud, containers) into simple, intuitive developer ... collaborating on infrastructure design across AWS, Kubernetes, and container-based workloads, shaping developer

We are looking for an experienced Python Developer to join Anti-Money Laundering (AML) team. ... Key Responsibilities Serverless Backend: Design, develop, and maintain the backend logic using Azure ... Tech Stack & Environment Core: Python (Backend).

For one of our clients, we are looking for a Java Fullstack Developer (m/f/n). ... The skill split is 60/40 or 70/30, with a stronger focus on backend. ... Responsibilities Development (Backend and Frontend) on several applications within the Digital Platform ... Understanding of Agile Workflow Understanding of Frontend Security topics (owasp) Understanding of Backend

As a Backend Developer at Viber, you will be involved in developing and maintaining high-traffic with ... Requirements At least 7 years of experience as a Backend Developer, with at least 3 years in Java.

Backend: Python, FastAPI, NGINX. Frontend: React, TypeScript, Vite. ... Work model: 100% remote Tasks Design, develop, and maintain backend services and APIs using Python and

Senior Backend Developer to implement new functionalities and maintain products using C#, .NET, Azure services, and IaC. Requires knowledge of SOA/Microservices, PowerShell, and English (B2/C1).

You’re a developer who values user‑centric design, precision, and seamless collaboration. ... Senior Backend Engineer – SumUp Join to apply for the Senior Backend Engineer role at SumUp. ... What You’ll Thrive In 5+ years experience in backend engineering with Java and/or Kotlin. ... About The Role You will be working on secure backend systems to ensure our SumUp’s Point of Sale (POS ... As a Senior Backend Engineer, you’ll collaborate with a dynamic, cross‑functional team of Product Managers

Position overview We are seeking a highly skilled Full Stack Developer with deep expertise in Golang ... (backend) and React/TypeScript (frontend). ... Contribute to UI/UX improvements and ensure seamless integration between frontend and backend. ... Responsibilities Design, develop, and maintain backend services using Golang and frontend applications ... Requirements Strong, in-depth knowledge of Golang Experience delivering complex backend systems from

team, you will be the primary owner of CI/CD pipelines and application delivery workflows that enable Backend ... Partner with Backend and ML Engineers to integrate automated testing (unit, integration, contract, performance ... Develop and maintain developer-facing tooling, templates, and scaffolding to standardize and accelerate ... layer — from pipeline design and build automation to deployment strategies, release quality gates, and developer ... Proficiency in scripting for automation: Python or Bash for pipeline tooling, release scripts, and developer

Being Fullstack Developer meaning Python backend and TS/JS frontend Excellent skills with programming ... client, one of the Global Pharmaceutical Company we realize a recruitment process for Python Fullstack Developer ... Requirements: Higher education level in IT or similar are prefered At least 5 years of experience as Software Developer

As part of our continued growth in Poland, we are looking for a .NET Developer (m/f/d) to join our team ... Responsibilities Design and development of backend applications in .NET (C#) supporting Contact Center ... and call routing logic using technologies such as SIP, SIP Trunk and WebRTC Development of APIs and backend