3,347 principal java developer jobs in Polska.

... pojawią się problemy wydajnościowe, weryfikujemy, czy przyczyna leży po stronie frontend czy backend i proponujemy rozwiązania. Stack technologiczny: HTML5, CSS3, JavaScript (ES6+), TypeScript Magento, React, https://jobeax.com/link/tzGekrj9a8ToGEDv, PWA (Progressive Web Apps), Hyva SCSS, Tailwind CSS, Bootstrap Git, Gitlab ...

... Technology, or a related field - Minimum 3–5 years of experience in software development - Strong programming experience in one or more languages, especially Java - Experience with cloud platforms such as Microsoft Azure and AWS - Knowledge of cloud-native development, containers (Docker), Kubernetes, and microservices ...

... lojalnościowe, wsparcie sprzedaży, branding, field marketing i digital, poszukujemy osoby do współpracy w oparciu o kontrakt B2B na stanowisko: Mid PHP & Laravel Developer (m/k) Zakres obowiązków: Rozwój i utrzymanie systemów – tworzenie nowych funkcji oraz porządkowanie, ulepszanie i rozwój istniejącego kodu w naszych aplikacjach ...

... Intelligence w technologiach SAS i Oracle Projektowanie, rozwój i utrzymanie procesów ETL Tworzenie oraz aktualizacja dokumentacji powykonawczej dla zespołów developerskich Przeprowadzanie Code Review i monitorowanie jakości oprogramowania Optymalizacja procesów przetwarzania danych Nadzór nad testami developerskimi Wdrażanie ...

... realizowane są wmniejszych zespołach ze zróżnicowanym seniority. Informacje oprojekcie: Obecnie dla naszego Klienta zbranży bankowej poszukujemy Senior Angular Developera. Projekt: rozwój systemów bankowych Czas trwania projektu : długoterminowy (12 mc+) Stack Technologiczny: JS, Angular 19-21, TypeScript, RxJS, Rest API, Nx, ...

Unity Developer - R&D - Poland - Senior - Full-time Description At Papaya , we believe in the power of play. We create skill-based mobile games that combine fun, competition, and real rewards - enjoyed by millions of players worldwide. We're building a platform where players join tournaments, connect with others, and keep ...

Jobtailor in Warsaw seeks a Senior Data Engineer to design, build and optimize scalable data pipelines and cloud-native services. You will work with Python/Java, Spark, Databricks and Snowflake to deliver production-grade solutions in a fast-paced environment. You’ll lead cross-functional initiatives, apply GenAI/LMM techniques, ...

... team behind the technology powering CDSClear - a critical clearing service within the London Stock Exchange Group (LSEG). We are looking for a highly skilled Java Engineer to analyse requirements, design, develop and deliver high quality and well tested Java server side solutions. The role is part of the build out of a ...

- Implement and configure Drupal-based pages, content structures, templates and reusable components for digital platforms and knowledge portals.

Veeam ищет инженена-разработчика для создания REST API и расширения функциональности продукта Veeam Backup & Replication. Вам предстоит работать в международной команде, реализовывать новые модули и участвовать в архитектуре компонентов.

NET, C#, Angular, TypeScript, Microsoft SQL Server Mile widziane, Claude Code System operacyjny, Windows O projekcie, W naszym projekcie nie piszesz kodu od zera. Jesteś osobą - pilotem, która nadzoruje agentów AI generujących architekturę 3-warstwową na podstawie User Stories.

Senior Software Developer (Python + DevOps) – Airport Systems AP-Tech operates in the aviation technology industry, delivering advanced automation systems and airport infrastructure for civilian and military sectors. Our mission is to enhance the safety, efficiency, and sustainability of air traffic operations worldwide. ...

... interested in expanding their skills into Ruby on Rails. While the project is primarily developed in Ruby on Rails, you don’t need to be an experienced Ruby developer to join us — we are open to strong Python backend developers who are willing to learn Ruby on Rails and gradually transition into the project’s technology ...

Expected, CSS3, ServiceNow, JavaScript, IT Service Management (ITSM) About the project, ServiceNow Team at Sii provides services to customers from various industries in Europe and the United States. We specialize in improving customer platforms, optimizing and digitizing process flows, and expanding platforms used within ...

We are looking for an experienced SAP PI / SAP CPI Developer to join our integration team. You will be responsible for designing, developing, and maintaining integration solutions within complex SAP and non-SAP landscapes, with a strong focus on SAP Cloud Integration (CPI). Your scope of duties: - Design, develop, and maintain ...

Job Description : Poszukujemy doświadczonego Senior Data Warehouse & BI Developera, który będzie odpowiedzialny za projektowanie, rozwój oraz utrzymanie rozwiązań Hurtowni Danych i Business Intelligence. Konsultant będzie uczestniczyć w całym cyklu wytwarzania oprogramowania - od projektowania architektury i modelowania ...

... speak up. Enjoys feedback (giving and receiving). Has the curiosity to explore and the discipline to finish. Who you’ll work with A tight, international squad: developers, functional analysts, testers, project managers, and a service/business manager — all driven, supportive, and ready to welcome you. We’re powered by people, ...

... potential in delivering outstanding, cutting edge technologies that shape the world of the future. Currently, for our client, we are looking for a skilled OSM Developer. Project information: Experience level: 4+ years Work model: Hybrid or 100% Remote Project length: Long-term Your responsibilities: Design and develop OSM ...

... deepen technical and business knowledge., Contributing to continuous improvement of engineering standards and best practices. Minimum 3 years of experience as a Java/JEE developer., Minimum 3 years of experience as an Angular developer., Knowledge of JavaScript, TypeScript, RxJS and HTML5., Understanding of multithreaded programming ...

Kompetencje wymagane do realizacji usług: - minimum 5 lat doświadczenia komercyjnego w roli Fullstack/ Frontend Developera, - bardzo dobra znajomość Angular (v18+) , TypeScript, - znajomość C# , .NET 6+ , https://jobeax.com/link/GrYTXLZMpxEMJknV Core Web API oraz REST API , - doświadczenie w pracy z Entity Framework Core ...