11433 backend developer English-speaking jobs in Poland

Senior Frontend Engineer to develop a centralized Retail Media platform automating campaign execution across marketplaces and social channels. Build and scale complex web applications within the React ecosystem, manage frontend architectures, and oversee the testing lifecycle.

Senior Python Developer to build LLM-powered applications on Google Cloud Platform. Requires 5+ years of Python development experience, Azure DevOps familiarity, and experience with distributed software design.

What You’ll Do Step into the role of Java Developer at our company, where you will play an active role

Frontend Developer with Angular and React Publication Date: Feb 19, 2026 Ref.

Senior Salesforce Developer - (100% remote within Poland) Full-time Welcome to the good side of tech ... Salesforce certifications (Platform Developer I/II, Integration Architect, Admin/App Builder).

Senior Golang Developer will integrate product data streams into a PIM platform, maintain event-driven systems, and improve system stability and performance. Requires strong Go proficiency, microservices experience, and knowledge of asynchronous processing, event-driven architectures, and databases.

Senior Frontend Developer with Angular and React Publication Date: Feb 19, 2026 Ref. ... Senior Frontend Developer with Angular and React Location: Poland (hybrid) What will you be doing?

The opportunity As a Senior Python Developer in Consulting you will participate in various streams of

in multi-region environment Qualifications Minimum 3-4 years’ experience as JavaScript or Front-End Developer

As a Senior Frontend Developer at Endava you will have participate in the activities of designing, building

Junior BI Developer will build Power BI dashboards and reports, write SQL queries, and create data models in Microsoft Fabric. Experience with Power BI, SQL, and data modeling is required.

To strengthen our development capacity, we’re adding a Senior Developer who complements our Lead Developer ... You work side‑by‑side with our Lead Developer. ... collaborative What We Offer Senior role with real technical influence Work closely with a highly skilled Lead Developer

JavaScript Developer will build reusable code and libraries for mobile applications. Responsibilities include enhancing applications for speed and scalability and validating user input. Experience with React Native is required.

JavaScript Developer will build reusable code and libraries for mobile applications. Responsibilities include enhancing applications for speed and scalability and validating user input. Experience with React Native is required.

JavaScript Developer will build reusable code and libraries for mobile applications. Responsibilities include enhancing applications for speed and scalability and validating user input. Experience with React Native is required.

Develop, document, test, and implement solutions using Enovia/3DExperience software. Provide server and client support for the Enovia PLM/3DExperience platform. Complete assigned project activities and application support activities.

Senior .NET Engineer with Azure Cloud experience needed to design, build, and maintain network solutions. Responsibilities include API development, cloud architecture expertise, automation solutions, and operational tasks. Requires strong C# skills, PowerShell scripting, and Azure networking knowledge.

Full Stack Developer needed for client projects. Must have strong Python skills (Django, Flask, or FastAPI), ReactJS, JavaScript, and experience with RESTful APIs and databases. Excellent communication and collaboration skills required.

We are looking for an experienced back-end developer to join our US-based start-up HeyDaily (with the

Senior .NET (WPF) Engineer to develop and maintain native Windows desktop applications. Responsibilities include designing secure offline-first solutions, implementing encryption best practices, and integrating authentication systems. Requires 5+ years of experience with C#/.NET, WPF, and the MVVM architectural pattern. Strong knowledge of security concepts, multithreading, and database technologies is essential.