1836 backend developer English-speaking jobs in Warsaw

Responsibilities Design and develop high-load backend microservices. ... Requirements 8+ years of experience as a Java Developer Writing code in a clean and maintainable manner

SALARY Senior: up to 25 200 zł + VAT Job description We are looking for an experienced Senior Fullstack Developer ... You will be responsible for delivering robust backend services, interactive front-end features, and reliable ... Requirements Must have: Deep commercial experience in web applications development; Extensive knowledge of Backend

We are looking for a Senior Frontend Developer with strong frontend craftsmanship, who can work independently ... implementation partner for Product Designer, translating designs into high‑quality UI Collaborate closely with backend

Our team is looking for a Senior Fullstack (Python+React) Developer for one of our clients. ... Python as the core backend language. ... Ability to balance backend depth with frontend usability. ... Responsibilities and tasks Develop and maintain backend services, business logic, and RESTful APIs using

This is a Senior Full Stack Developer role in AI Services team, focused on building and integrating AI-powered ... Day-to-day work spans the full stack: .NET backend services and React frontends, REST APIs, event-driven ... / .NET 6+) 3+ years experience building frontends with React (TypeScript preferred) Experience with backend ... tooling and experimentation) What you'll do: Build and maintain full stack features end-to-end: .NET backend

This is a Senior Full Stack Developer role in AI Services team, focused on building and integrating AI-powered ... Day-to-day work spans the full stack: .NET backend services and React frontends, REST APIs, event-driven ... / .NET 6+) 3+ years experience building frontends with React (TypeScript preferred) Experience with backend ... tooling and experimentation) What you'll do: Build and maintain full stack features end-to-end: .NET backend

The international IT сompany Andersen invites a Full Stack Developer (Angular+.NET) to work on large-scale ... Strong proficiency in .NET Core / .NET 6/7 for backend development. ... Writing unit and integration tests for both frontend and backend components. ... Responsibilities Developing and maintaining web applications using Angular (frontend) and .NET (backend

operating in the liquid gas and fuel sector we are looking for candidates for the position of: Frontend Developer ... in design decisions Conducting code reviews and ensuring high code quality Close collaboration with backend

operating in the liquid gas and fuel sector we are looking for candidates for the position of: Mule Soft Developer ... Mastery of GitHub workflows (CI/CD, pull requests, branching) Close collaboration with architects, backend

number of recruitment projects we undertake for our partners, we are currently looking for: FullStack Developer ... developing both manual and automated tests Building and maintaining test automation pipelines Working on backend

Collaboration within an interdisciplinary, self-sufficient team including: DevOps (ensuring a great Developer ... Responsibilities Lead, mentor, and grow a team of talented Frontend/Full Stack and Backend engineers, ... Experience), database experts, backend developers, product designers, and QA engineers; Hardware and ... stakeholders from Ads layouts creation teams (designers, graphic specialists), and the core Bidding Platform backend

We work closely with Marketing, Product, and Data teams to build reliable, scalable, and developer-friendly ... We design, develop, and maintain scalable backend systems and tools that power data‑driven marketing ... feedback, coaching, and career development.Providing technical and architectural guidance for large‑scale backend

We are currently looking for a candidate for the position of UI/UX Developer (he/she) for our client ... design tools (e.g., Figma, Adobe XD) to prepare wireframes and prototypes enjoy collaborating with backend ... reference data preparing wireframes and prototypes based on business requirements collaborating with backend

The international IT company Andersen invites a MAUI Developer to join our dynamic and highly skilled ... Familiarity with REST APIs, JSON, and integrations with backend services. ... Collaborating with designers, backend developers, and product teams to deliver new features.

You are a developer who values reliability, collaboration, and continuous improvement. ... Your backend expertise thrives in a high‑impact environment where your work directly supports merchant ... to keep high code quality standards You’ll Thrive in this Role if: You have 5+ years experience in backend

(Remote) Senior Full Stack Developer (Java+Angular) Senior Fullstack Developer (.NET + Angular) Senior ... designing more efficient abstractions and improving our algorithms Ship cloud functions, lightweight backend ... Full Stack Developer (Python + Angular) - Tech Lead We’re unlocking community knowledge in a new way ... Senior PHP Developer with WHMCS experience (worldwide remote) Senior Software Engineer - Age of Empires

About project: We are looking for an AI/Python Developer for our Swedish client who will participate ... Responsibility: As an AI/Python Developer, you will be you will be designing, developing, and deploying ... and efficiency for LLMs and AI agents; Solid understanding of APIs, microservices, and distributed backend ... professional experience with Python, demonstrating deep expertise in designing, building, and optimizing backend

Role: Python Developer (Cloud/ML/Databricks) Job location: hybrid only from Warsaw, Cracow, Gdansk or ... Wroclaw We are looking for a Python Developer to join a team working on a modern machine learning library ... enhance CI/CD workflows to automate development and deployment Collaborate on the development of a backend ... containerization and best practices Experience with CI/CD pipelines Familiarity with REST APIs and backend

Practical experience in designing and building high‑quality APIs and modern backend systems. ... We’re looking for a Senior Java Developer to build smart tools that help identify investment opportunities

At least 5 years of experience as a full-stack developer. Knowledge. ... Backend Experience. You have strong backend experience with Node.js + SQL. Architecture. ... Shape architecture and API design with a backend-first focus. ... You have designed and delivered backend solutions, making informed decisions on architecture, database