8,680 javascript front end engineer jobs in Polska.

... proactively manage change-related risks and barriers. - Define and monitor adoption metrics, readiness indicators, and change KPIs. - Lead project workstreams end-to-end, including planning, governance, RAID management, budgeting, reporting, and quality assurance. - Build trusted relationships with senior stakeholders and ...

... closely with internal technical teams, SAP experts, and third-party partners to resolve system challenges. - Monitor and improve integrations, data quality, and end-to-end process performance. - Participate in application releases, enhancements, upgrades, and post-deployment validation activities. - Create and maintain operational ...

Sabre Polska Sp. z o.o. seeks a hands-on Software/Application-Security Engineer focusing on Java development to build secure tools and platforms. You will drive AI-powered appsec tools for vulnerability triage, automate discovery, and code fixes, while enhancing Sabre’s AppSec strategy against evolving AI-enabled threats. ...

... Platform Engineer Experience: 3+ years What You’ll Do Architect scalable healthcare workflows and AI-assisted systems Design resilient, real-time, event-driven backend systems Lead technical decision-making and mentor junior engineers. Own deployment, security, and performance optimization Contribute to long-term platform architecture ...

... modernising business‑critical systems and platforms for enterprise customers (including cloud, mainframe and hybrid environments), we are looking for a Software Engineer with strong experience in C# and IMS (mainframe). You will be responsible for supporting and driving the modernisation of an existing mainframe system, contributing ...

Our client is seeking a high-caliber Backend Engineer to own the critical inference and orchestration layer that powers every single AI interaction in the platform. You’ll sit right between state-of-the-art models and millions of user interactions, where latency, correctness, and absolute reliability determine product success. ...

... lies in providing advanced IT services, with a focus on modern, business-driven technology solutions. On the business side, we also support the Group in various end-to-end insurance processes, including finance, operations, and underwriting. With offices in Warsaw and Gdansk, and strong global partnerships, we foster a dynamic, ...

Auctane in Poland is seeking a Software Engineer with 2+ years of Java backend experience to design, develop, and maintain scalable enterprise applications using Java 17+ and Spring Boot. You will implement BPM workflows, RESTful APIs, deploy on AWS, and build CI/CD pipelines with Jenkins and GitHub, while ensuring quality ...

... at the bigger picture :) The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects ...

... zgłoszeniami błędów (np. Jira, Xray, Zephyr) Umiejętność analizowania logów aplikacji oraz diagnozowania problemów Wcześniejsza praca w testach integracyjnych i end-to-end Wiedza z zakresu cyklu wytwarzania oprogramowania Agile/Scrum Samodzielność, komunikatywność oraz analityczne podejście do rozwiązywania problemów Znajomość ...

... data cleanly to product teams through shared, well-documented client interfacesPartner with backend, QA, and consuming product teams to deliver reliable end-to-end data flowsEnsure quality and safety through incremental rollouts, with a strong focus on stability and performance Requirements Senior Android engineer with 5+ ...

... clients in Katowice. You will work with business stakeholders, technology teams and delivery leads to understand requirements, structure user stories and drive practical solutions across front-to-back processes. In this role you will lead workshops, document requirements, and support test planning, UAT and go-live readiness.

... consulting landscape, and we’re on track to reach €1 billion in revenuethis year. Our Core Areas of Expertise Data & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI. Cloud & Application Services: ...

... (LLMs)Practical experience in machine learning engineering: data preparation, working with vector databases in the cloud, and training/optimizing modelsStrong backend and frontend architecture experienceDeep understanding of ML evaluation, tuning, and prompt engineeringExperience working with cloud platforms such as AWS, GCP, ...

... building, and operating AI agents and agentic frameworksCoding Agents Claude Code, OpenCode, Cursor, Trae, Antigravity We offer We gather like-minded people:Engineering community of industry professionalsFriendly team and enjoyable working environmentFlexible schedule and opportunity to work remotely within PolandChance ...

... współpracy. W związku z ciągłym rozwojem i dużą liczbą projektów rekrutacyjnych, jakie prowadzimy dla naszych Partnerów, szukamy osoby na stanowisko: Senior Sales Engineer Zakres obowiązków: Planowanie i zarządzanie procesami PoC dla klientów strategicznych Współpraca z zespołem sprzedaży w procesie presales i maksymalizacji wartości ...

... w biurze we Wrocławiu, ul. Robotnicza 11, Poznaniu ul. Kolorowa 10 lub Warszawie, al. Jana Pawła II 17 (przy Rondzie ONZ) ), zespół/lider: Centre-Chapter Backend Dev.SME-Cust&Digi (Paweł Chwasta) cel: rozwój i utrzymanie aplikacji backendowych poprzez dostarczanie wysokiej jakości rozwiązań, zapewnianie stabilności systemów ...

... pivotal part within a dedicated Grid Dynamics engineering squad, designing and developing a sophisticated multi-agent architecture capable of taking software engineering tasks from requirements to production-ready code end-to-end. As a technical leader on the team, you will build and scale specialized AI components that handle ...

... platform environments. - Define platform requirements and contribute to migration strategy and roadmap planning. - Design target‑state architecture with Data Engineers, Architects, and business stakeholders. - Support migration of data workloads, pipelines, and platform services to Azure, Databricks, and Microsoft Fabric. ...

... improvement initiatives within an Agile environment. Requirements - Skilled with a variety of languages, frameworks, tools and techniques for service and front end test automation, including Postman, Selenium and Testing Frameworks (ROBOT preferable). - Basic understanding of web‑based application build using JavaScript ...