20 backend developer English-speaking jobs in Gdańsk

needs Main responsibilities: Designing and delivering secure, scalable, and maintainable .NET 8 / C# backend

OverviewWe are looking for a seasoned Principal ASP.NET/Razor Developer to join our product team. ... working with Sitecore (including Helix and SXA) or similar CMS and exposure to Scriban (Highly desirable).Backend

maintaining high-quality user-facing features for a SaaS platform, working closely with product and backend ... incrementally while ensuring maintainability and performance Collaborate with product managers, designers, and backend

Part of it is standard fullstack work: React on the frontend, FastAPI on the backend. ... Part of it is standard fullstack work: React on the frontend, FastAPI on the backend.

considerations in performance testing contexts – Terraform for infrastructure-as-code Tech Stack • Backend ... throughput, error rates, resource saturation – Identify and document bottlenecks; collaborate directly with backend

We are looking for a Python Developer with GenAI on behalf of our client, a well-known and fast-growing

What you need to succeed: Over 3-4 years (mid) or over 5 years (senior) of commercial experience in C# backend

Software developer to design, develop, and test charting applications for the aviation industry. Requires 3+ years of C# experience, proficiency in .NET Framework 4.8, .NET 6, ASP.NET, and Entity Framework, and experience with UI development using WinForms, WPF (MVVM), and DevExpress. Must have strong communication skills and experience with agile methodologies, Git, and CI/CD pipelines.

As a Sollers developer working within our Salesforce Competence, you’ll have the opportunity to continuously ... Master’s degree in IT or equivalent and at least 2 years of commercial experience as a Salesforece Developer

Fullstack Developer (.NET+MAUI) We are looking for a Fullstack Developer (.NET+MAUI) to the project commissioned

Minimum 2 years of experience as an Angular/ React developer. ... requirements-expected : Minimum 2 years of experience as a Java/JEE developer.

We're looking for an experienced Full-stack Developer to join a fast-paced, high-impact project in the

security, and access management in regulated systems Ability to work in Agile teams , collaborate with backend

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

Senior Fullstack Developer will modernize a digital banking platform for corporate customers. Responsibilities include developing new features, building API solutions, and collaborating with international teams. Requires 6+ years of Java experience, 2+ years of Angular experience, and familiarity with Spring, Hibernate, Cucumber, REST, Microservices, and GIT.

Senior .NET developer to build, maintain, and support a web-based self-service portal for the financial services industry. Requires experience with ASP.NET Core, REST APIs, Azure services (Application Insights, Log Analytics, Key Vault, API Management, RBAC, Managed Identity), and Azure DevOps.

We are currently looking for a Power BI Developer who will be responsible for the development and maintenance

You have experience working with Mendix or other low‑code platforms and are familiar with backend integration

This role is suited for a strong developer who writes clean, well-structured, well-tested code, cares

implement, and maintain security gates and policies in CI/CD pipelines that balance risk reduction with developer