5,206 junior react frontend developer jobs in Polska.

... effective collaboration with our global engineering team. What would be a bonus You’ve had exposure to building web apps with declarative UI frameworks (e.g., React or Vue) and understand the core principles behind them. Total rewards We believe the people building honest financial products at Affirm should share in its ...

... zespołem handlowym w celu wypracowania koncepcji i późniejszego wdrożenia systemu. Rola łączy engineering oraz techniczny pre-sales. Szukamy osoby na poziomie Junior+ / Mid, która ma minimum 2 lata doświadczenia zawodowego w IT. Nie musi to być doświadczenie stricte w Cybersecurity. Najważniejsze jest dla nas to, jak myślisz ...

... criteria., Create and maintain comprehensive architectural documentation, including design specifications, diagrams, and technical standards., Mentor and guide junior architects and developers, fostering a culture of technical excellence and continuous improvement., Effectively communicate complex technical concepts to both ...

... christmas gifts - birthday celebration - employee referral program - charity initiatives - family picnics Together as a team In the P&C Germany team, together with Junior Specialists, Specialists and other Senior Specialists, you will process P&C and payroll matters for the employees of IKEA stores and companies in Germany. This ...

... opportunities and facilitating service review and improvement planning sessions. - Support Service Delivery Managers in managing service teams and provide guidance to junior colleagues where applicable. Our requirements - You have proven experience in IT service management, ideally in a client-facing role. - You bring experience ...

... experience in Consulting or industry experience, motivated to embrace new opportunities. - Depending on your experience, you will be considered for Analyst (junior position). - Excellent English and German communication skills (written & spoken) nice to have; - Relevant experience in Investment Banking (Global Markets, ...

... opportunities and facilitating service review and improvement planning sessions. - Support Service Delivery Managers in managing service teams and provide guidance to junior colleagues where applicable. Our requirements - You have proven experience in IT service management, ideally in a client-facing role. - You bring experience ...

... leading multiple initiatives simultaneously and experience leading globally dispersed project teams. Playing a role as a leader on the project and mentor to junior team members is expected for this role. How you will get the job done driving multiple complex projects with a budget of approximately €1m – €3m and taking responsibility ...

... Engineering teams to share real-world feedback from the customers, directly influencing the future of Snowflake's AI platform. - Have a real opportunity for growth: Junior/Mid Engineers focus on building. As you demonstrate engineering judgment, communication, and cross-team impact, you take on progressively larger ownership: first ...

... design foundations with a genuine eye for quality and proficiency in Figma — real craft that has started to extend into systems and templates, rather than a junior who has pivoted to AI tools - Hands-on experience using AI image- and copy-generation tools in real workflows, with a practical understanding of both their strengths ...

... criteria. Create and maintain comprehensive architectural documentation, including design specifications, diagrams, and technical standards. Mentor and guide junior architects and developers, fostering a culture of technical excellence and continuous improvement. Effectively communicate complex technical concepts to both ...

We are creating a new product in a multi-cloud setup and are seeking a Senior Full-stack Developer to drive backend and frontend delivery. You will build with Python/FastAPI, React/TypeScript, PostgreSQL, OpenSearch, and heavy Databricks usage while optimizing performance. Apply today. Responsibilities Create and maintain ...

... duties 24/7 support organised in a three-shift model The exact model will depend on the specific project and position. Important This is not a typical .NET Developer position. We are looking for people who have technical knowledge of .NET-based applications to understand how they work, investigate issues and support them ...

... jakość danych oraz swobodnie współpracuje z biznesem i zespołami IT. Tak organizujemy naszą pracę Tak pracujemy - wewnątrz organizacji Skład zespołu - backend developer - product owner - project manager - administrator IT Twój zakres obowiązków - Zapewnienie wysokiej jakości danych na potrzeby wdrożenia ERP poprzez analizę, ...

... and fluent English Nice to Have - Kafka or event-driven architectures - Kubernetes and Docker - Infrastructure as Code - Experience building public APIs or developer platforms - Experience with AI coding assistants such as Claude Code, GitHub Copilot or Cursor Why Join Cognism You will join the founding engineering team ...

... organize our work Team size 1-10 This is how we work - you focus on a single project at a time - you focus on product development - agile Team members - backend developer - technical leader - devOps - data scientist - automated test programmer Your responsibilities - Design and implement data testing and quality assurance frameworks. ...

... testów zakres działań jest bardzo szeroki i obejmuje zarówno wymagania funkcjonalne, jak i niefunkcjonalne. Zespół testuje m.in. przypadki użycia po stronie frontendu, interfejs użytkownika (GUI), bezpieczeństwo, wydajność, integracje interfejsów oraz interoperacyjność z różnymi wersjami systemów operacyjnych i przeglądarek., ...

... Interfaces - defining and implementing tooling frameworks and APIs for data and AI product development, monitoring, and access control - co-designing and managing a developer platform for developing and deploying data pipelines using tools and frameworks such as dbt and Databricks Lakeflow - promoting the reuse of data services ...

... •Wsparcie zespołów w budowie produktów dataowych (best practices, wzorce, narzędzia)., •Projektowanie warstw abstrakcji i frameworków upraszczających pracę developerów., •Rozwój platformy zgodnie z podejściem developer-first (nie tylko klasyczne ETL)., , Nowoczesna architektura danych (Streaming), •Rozwój architektury opartej ...

... full-stack as we continue to push technology forward., , In this role, you will be developing GenAI and Vertex based AI development tools that are propelling developers productivity like never experienced before. You will develop server code as well as middleware code which implements functionalities that interact with Google's ...