Frontend Software Engineer

🏢 Summary: Senior Frontend Software Engineer responsible for developing and maintaining modern web applications with scalable architecture. The role covers full lifecycle delivery, including implementation, deployment, monitoring, and maintenance in production environments. Focus is on high-quality, performant solutions aligned with business needs. 🗂️ Requirements: Minimum 5 years of experience in web application development, Strong knowledge of JavaScript and TypeScript, Experience with modern frontend frameworks (React, Angular, or Vue), Experience designing scalable frontend architectures, Knowledge of HTML5, CSS3, and responsive design (RWD), Experience with Git version control, Experience integrating with backend services (REST, WebSocket, gRPC), Experience deploying and maintaining applications in production environments, Ability to write clean, production-ready code 📃 Skills: JavaScript, TypeScript, React, Angular, Vue, HTML5, CSS3, Git, REST, WebSocket, gRPC, RWD 🏢 Description: Poszukujemy doświadczonego Senior Software Engineer'a (Frontend) , który dołączy do naszego zespołu i będzie odpowiedzialny za rozwój oraz utrzymanie nowoczesnych aplikacji webowych. Szukamy osoby, która łączy umiejętności techniczne z rozumieniem potrzeb biznesowych i potrafi dostarczać wysokiej jakości rozwiązania. Wymagane Minimum 5 lat doświadczenia w tworzeniu aplikacji webowych Bardzo dobra znajomość JavaScript/TypeScript Doświadczenie w pracy z nowoczesnymi frameworkami frontendowymi (np. React, Angular lub Vue) Doświadczenie w projektowaniu skalowalnych architektur frontendowych Znajomość HTML5, CSS3 oraz zasad responsywnego projektowania (RWD) Doświadczenie w pracy z systemami kontroli wersji (Git) Znajomość komunikacji z backendem (REST API, Websocket, gRPC) Umiejętność pisania czytelnego kodu produkcyjnego Doświadczenie w pracy z aplikacjami w środowisku produkcyjnym (wdrożenia, monitoring, utrzymanie) Oczekujemy Samodzielności w realizacji zadań, od analizy po wdrożenie i utrzymanie Dbałości o jakość, wydajność i dostępność aplikacji Umiejętności diagnozowania i rozwiązywania problemów (np. wydajnościowych) Dbałości o przejrzystość i modularność kodu Umiejętności analizy systemów oraz przepływu danych między komponentami Rozumienia zależności pomiędzy elementami systemu Umiejętności przekładania wymagań biznesowych na rozwiązania techniczne Dobrej organizacji pracy i umiejętności priorytetyzacji zadań Gotowości do dzielenia się wiedzą i wspierania zespołu Aktywnego udziału w rozwoju architektury aplikacji Efektywnej komunikacji i pracy zespołowej Zaangażowania w pełen cykl życia produktu Co oferujemy Pracę w świetnym zespole, którego siłą jest pasja i współpraca, Pracę hybrydową (3+2) Pracę pod skrzydłami przypisanego partnera w procesie onboardingu, Nowoczesne biuro w Katowicach z konsolą PS5 i piłkarzykami, Bezpłatne zajęcia z języka angielskiego, Kartę MedicoverSport, ubezpieczenie na życie i opiekę medyczną, Bezpłatne bilety na mecze reprezentacji Polski, Urozmaicone śniadania i obiady w dobrej cenie w naszym Bistro, Ścieżkę rozwoju osobistego oraz budżet na kursy i szkolenia, Codziennie świeże owoce, dobra kawa i zdrowe przekąski, Poszanowanie równowagi między życiem zawodowym a prywatnym.

🏢 Summary: Senior Front End Engineer role focused on building high-performance web applications for a fast-paced financial environment using modern frontend technologies and real-time data solutions. The position involves developing scalable interfaces, collaborating with cross-functional teams, and optimizing application performance and code quality. 🗂️ Requirements: 5+ years of Front End development experience, Strong knowledge of React, Strong knowledge of Next.js, Strong knowledge of TypeScript, Experience with WebSockets, Experience with AG Grid, Experience with Jest, Experience with React Testing Library, Experience with Playwright, Familiarity with Git, Familiarity with CI/CD, Experience with AI-assisted development tools, Fluent English 📃 Skills: React, Next.js, TypeScript, WebSockets, AG, Grid, Jest, Playwright, Git, CI/CD 🏢 Description: Senior Front End Engineer We are looking for an experienced Front End Engineer to build modern, high-performance web applications used in a fast-paced financial environment. You will work closely with backend engineers and business stakeholders to deliver scalable, user-friendly solutions with a strong focus on real-time data and application performance. Responsibilities Develop and maintain web applications using React, Next.js, and TypeScript. Build reusable UI components and real-time data interfaces. Collaborate with cross-functional teams to deliver business solutions. Optimize performance and ensure code quality through testing and best practices. Requirements 5+ years of experience in Front End development. Strong knowledge of React, Next.js, and TypeScript. Experience with WebSockets, AG Grid, and modern testing frameworks (Jest, React Testing Library, Playwright). Familiarity with Git, CI/CD, and modern development practices. Experience working with AI-assisted development tools. Fluent English.

🏢 Summary: Frontend Software Engineer role focused on building and maintaining scalable frontend applications using React and TypeScript, improving accessibility, testing, and frontend architecture. The position involves collaboration with cross-functional teams, working with legacy PHP/jQuery systems, and contributing to CI/CD and software quality practices. 🗂️ Requirements: 4+ years of experience as a Frontend Software Engineer, Expertise in React, Strong proficiency in TypeScript, In-depth knowledge of JavaScript, Good understanding of PHP, Experience with jQuery legacy frontend applications, Knowledge of software design patterns, Familiarity with OWASP Top 10, Experience with CSS-in-JS and SASS-managed applications, Experience with unit and integration testing, Experience with TDD and code reviews, Experience with REST API, Understanding of WCAG 2.1 accessibility standards, Experience with CI/CD workflows, Good English communication skills, Experience using AI-powered coding assistants, Work permit and ability to work from the European Union region 📃 Skills: React, TypeScript, JavaScript, PHP, jQuery, SASS, CSS, OWASP, TDD, REST, GraphQL, CI/CD, WCAG, Claude, Copilot, Cursor, AWS, Azure 🏢 Description: 🟣 You will be: developing and maintaining modern, scalable frontend applications, building responsive, accessible, and user-friendly interfaces, collaborating with cross-functional teams to deliver high-quality software solutions, writing clean, maintainable, and well-tested code while participating in code reviews, contributing to technical improvements, best practices, and the continuous evolution of frontend application. 🟣 Your profile: at least 4+ years of experience as a Frontend Software Engineer, high-level expertise and proficiencies using React and TypeScript as well as JavaScript in-depth knowledge, good understanding and proficiency in PHP and JQuery legacy frontend applications, strong knowledge and application of software design patterns, familiarity with OWASP top 10, experienced working with and creating interfaces using ‘CSS in JS’ components and in CSS-SASS managed applications, experience with Unit and Integration testing as well as code reviews (TDD), experience with REST API, understanding of GraphQL (desirable), proficiency with Continuous Integration and Deployment workflows, a good understanding of building accessible (WCAG 2.1) interfaces, good English communication skills with the ability to interact effectively with multi-disciplinary teams, practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery, Work from the European Union region and a work permit are required. 🟣 Recruitment Process: CV review – HR call – Technical Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: development budgets of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, access to Udemy, O'Reilly (formerly Safari Books Online) and more, events and technology conferences, technology Guilds, internal training, Xebia Upskill. 🩺 We take care of your health: private medical healthcare, multiSport card - we subsidise a MultiSport card, mental Health Support. 🤸‍♂️ We are flexible: B2B or employment contract, contract for an indefinite period.

🏢 Summary: Frontend Developer role focused on building and evolving a large-scale, high-performance administrative web platform using React. The position emphasizes scalable architecture, code quality, automated testing, and integration with backend services. You will contribute to architectural decisions and maintain robust, maintainable frontend solutions in an enterprise environment. 🗂️ Requirements: 5+ years frontend development experience, Strong commercial experience with React, Expert knowledge of modern JavaScript (ES2024+), Advanced TypeScript proficiency, Experience integrating REST APIs, Hands-on experience with Webpack and Babel, Proficient with npm or yarn, Strong Git experience, Experience designing scalable frontend architectures, Experience with automated testing (unit, component, E2E) using Jest, React Testing Library, Cypress 📃 Skills: React, JavaScript, TypeScript, REST, Webpack, Babel, npm, yarn, Git, Jest, Cypress, GraphQL 🏢 Description: We are looking for an experienced Frontend Developer passionate about building scalable, high-performance user interfaces. In this role, you will contribute to the development and evolution of a large-scale administrative web platform, ensuring high code quality, maintainability, and performance. Key Requirements 5+ years of experience in frontend development, preferably in complex or enterprise-scale environments Strong commercial experience with React (state management, hooks, component lifecycle, application architecture) Expert knowledge of modern JavaScript (ES2024+) , including asynchronous programming and modular architecture Solid hands-on experience with TypeScript (advanced typing, generics, large-scale React integration) Experience integrating frontend applications with REST APIs (HTTP methods, authentication, data handling) Practical knowledge of build tools such as Webpack, Babel, npm/yarn Strong experience with Git (branching strategies, code reviews, conflict resolution) Experience designing and implementing scalable and high-performance frontend architectures Ability to write automated tests using Jest, React Testing Library, and Cypress Nice to Have Experience working with GraphQL in React-based applications Understanding and practical use of software design patterns Responsibilities Develop and enhance a complex React-based administrative platform Contribute to frontend architecture decisions and scalability improvements Maintain high standards of code quality (Clean Code, SOLID principles) Write and maintain unit, component, and end-to-end tests Collaborate with cross-functional teams in an agile delivery environment

🏢 Summary: Oferta dotyczy rozwoju nowoczesnych aplikacji frontendowych z naciskiem na responsywność, dostępność oraz wysoką jakość kodu. Rola obejmuje tworzenie interfejsów użytkownika, pracę z frameworkiem Eclipse oraz współpracę w środowisku Agile/Scrum z zespołami Backend i QA. Praca realizowana jest w modelu zdalnym w oparciu o kontrakt B2B. 🗂️ Requirements: Minimum 3–4 lata doświadczenia w frontendzie, Bardzo dobra znajomość HTML, Bardzo dobra znajomość CSS, Bardzo dobra znajomość JavaScript ES6+, Doświadczenie z Eclipse RCP/RAP lub gotowość do nauki, Znajomość UX/UI, Znajomość Responsive Web Design, Znajomość WCAG, Doświadczenie z Git, Znajomość OWASP Top 10, Znajomość Agile/Scrum, Znajomość języka angielskiego, Wykształcenie techniczne mile widziane 📃 Skills: HTML, CSS, JavaScript, ES6, Eclipse, RCP, RAP, UX, UI, RWD, WCAG, Git, OWASP, Agile, Scrum 🏢 Description: Dla naszego Klienta poszukujemy Frontend Developera , który dołączy do zespołu odpowiedzialnego za rozwój nowoczesnych aplikacji frontendowych. To doskonała okazja dla osób, które chcą tworzyć intuicyjne i dostępne interfejsy użytkownika, pracować z nowoczesnymi technologiami oraz mieć realny wpływ na jakość i rozwój tworzonych rozwiązań. Zadania Projektowanie i rozwój nowoczesnych aplikacji frontendowych z naciskiem na responsywność i wysoką jakość kodu. Tworzenie intuicyjnych interfejsów użytkownika zgodnych z dobrymi praktykami UX/UI oraz standardami WCAG . Rozwijanie i utrzymywanie rozwiązań opartych o framework Eclipse . Opracowywanie oraz aktualizacja dokumentacji technicznej i projektowej. Przygotowywanie i rozwijanie testów jednostkowych oraz integracyjnych. Aktywny udział w pracach zespołu prowadzonych zgodnie z metodyką Scrum , w tym w ceremoniach scrumowych. Uczestnictwo w code review oraz dzielenie się wiedzą i dobrymi praktykami z pozostałymi członkami zespołu. Ścisła współpraca z zespołami Backend i QA w celu zapewnienia wysokiej jakości oraz spójności funkcjonalnej aplikacji. Wymagania Minimum 3–4 lata doświadczenia w tworzeniu aplikacji frontendowych. Bardzo dobra znajomość HTML, CSS oraz JavaScript (ES6+) . Doświadczenie w pracy z frameworkiem Eclipse (RCP/RAP) lub gotowość do zdobycia kompetencji w tym obszarze. Dobra znajomość zasad projektowania interfejsów zgodnych z UX/UI , Responsive Web Design (RWD) oraz WCAG . Doświadczenie w pracy z systemami kontroli wersji, takimi jak Git . Znajomość dobrych praktyk związanych z bezpieczeństwem aplikacji, w szczególności OWASP Top 10 . Znajomość metodyk zwinnych, w szczególności Agile/Scrum . Znajomość języka angielskiego na poziomie umożliwiającym swobodną pracę z dokumentacją techniczną. Wykształcenie wyższe techniczne (informatyka, elektronika lub kierunki pokrewne) będzie dodatkowym atutem. Oferujemy Współpracę na podstawie B2B . Pracę w modelu zdalnym . Preferencyjne pakiety Lux Med oraz MultiSport . Udział w ambitnych projektach. Stabilne środowisko pracy. Zainteresowała Cię ta oferta? Prześlij swoje CV i porozmawiajmy o szczegółach. Chętnie opowiemy więcej o projekcie oraz odpowiemy na wszystkie Twoje pytania! :)

🏢 Summary: Front-End Software Engineer role focused on building scalable, modern web applications within a cross-functional product team. The position involves developing reusable UI components, integrating with APIs, and ensuring high performance, accessibility, and security standards. You will work with modern frameworks and contribute to automation, CI/CD, and innovative digital solutions. 🗂️ Requirements: Strong knowledge of JavaScript, Strong knowledge of TypeScript, Commercial experience with React, Vue, or Angular, Understanding of component-based architecture, Experience with state management, Experience with REST or GraphQL APIs, Familiarity with CI/CD pipelines, Experience with modern front-end tooling, Experience with CSS frameworks, Knowledge of testing frameworks, Understanding of responsive design, Knowledge of accessibility standards 📃 Skills: JavaScript, TypeScript, React, Vue, Angular, REST, GraphQL, CI/CD, Tailwind, Jest, Cypress, Playwright, HTML, CSS 🏢 Description: We’re partnering with a global technology company delivering advanced connectivity and digital networking solutions for enterprise clients worldwide. The organization focuses on building scalable digital platforms, automation, and modern user experiences in an international, fast-paced environment. About the Role As a Front-End Software Engineer, you’ll join a cross-functional product squad responsible for creating modern, scalable, and user-friendly web applications. You’ll work closely with designers, back-end engineers, and product teams to deliver high-quality digital experiences and reusable UI solutions. Key Responsibilities Develop and maintain modern web applications using frameworks such as React, Vue, or Angular Build reusable UI components and contribute to shared front-end libraries Integrate applications with APIs and platform services Ensure high standards of performance, accessibility, responsiveness, and security Implement automated testing and support CI/CD processes Collaborate across teams to improve front-end standards, scalability, and delivery efficiency Contribute to innovative initiatives around automation, AI-enabled solutions, and digital product development Requirements Must Have Strong knowledge of JavaScript and TypeScript Commercial experience with React, Vue, or Angular Understanding of component-based architecture and state management Experience working with REST APIs / GraphQL Familiarity with CI/CD pipelines and modern front-end tooling Experience with CSS frameworks such as Tailwind or similar Knowledge of testing frameworks like Jest, Cypress, or Playwright Understanding of responsive design and accessibility standards Nice to Have Experience with design systems or component libraries Exposure to AI-related tools or modern developer productivity solutions Knowledge of observability or monitoring tools Experience with low-code platforms Awareness of front-end security best practices What’s Offered International and collaborative work environment Opportunity to work with modern technologies and large-scale digital platforms Professional growth and learning opportunities Competitive salary and benefits package Private healthcare Pension scheme Hybrid work model

🏢 Summary: Senior Frontend Engineer role focused on building and evolving scalable, maintainable web applications using React. The position involves leading development of user-facing features, ensuring performance and accessibility, and shaping the frontend architecture. You will own features end-to-end and collaborate closely with product and design to deliver high-quality solutions. 🗂️ Requirements: Commercial experience with React, Experience building complex frontend features, Ability to work independently on frontend tasks, Experience collaborating with product and design stakeholders, Strong focus on code quality and maintainability, Experience optimizing performance and accessibility 📃 Skills: React, JavaScript, TypeScript, HTML, CSS, Testing, Accessibility, Performance, Git, DesignSystems 🏢 Description: We are hiring a Senior Frontend Engineer to join a product-focused team working on modern web applications for our client. In this role, you’ll take the lead in building user-facing features that are reliable, scalable, and easy to maintain. You’ll work at the intersection of engineering, product, and design — turning ideas into real, high-quality solutions used by end users. This is a position for someone who is comfortable making decisions, taking responsibility for their work, and actively shaping the frontend layer of the product. Your day-to-day Build and evolve frontend features with a focus on scalability and long-term maintainability Turn product concepts and design mockups into functional, high-quality interfaces Work closely with product and design stakeholders to refine solutions and improve user experience Take care of application performance, accessibility, and overall code health Influence technical direction within the frontend domain Spot inefficiencies and improve existing solutions and codebase structure Own your work end-to-end — from idea to production. What we’re looking for Solid commercial experience in frontend development with React Confidence in delivering complex features without close supervision Experience collaborating with non-engineering stakeholders (e.g. product, design) Strong focus on code quality, readability, and long-term maintainability Ownership mindset — you don’t just implement tasks, you drive solutions. Nice to have Experience working on complex or large-scale web platforms Exposure to shared frontend ecosystems or multi-team environments Familiarity with component-driven development and design systems Interest in growing your skills in TypeScript and modern frontend testing practices

🏢 Summary: Frontend Engineer role focused on leading and evolving the architecture of digital draw game clients. Responsible for building and optimizing scalable, event-driven frontend systems using a modern React and TypeScript stack, enabling real-time gameplay and backend communication. The position includes ownership of client frameworks, build pipelines, and technical alignment with external studios. 🗂️ Requirements: 5+ years developing complex frontend applications, Strong experience with React, Strong experience with TypeScript, Hands-on experience with HTML5 game technologies, Experience building interactive web applications, Strong knowledge of state-driven systems, Strong knowledge of event-driven systems, Deep understanding of asynchronous programming, Proficiency with Vite, Experience with CSS frameworks, Experience with automated testing environments, Experience with Git and version control workflows 📃 Skills: React, TypeScript, Vite, HTML5, Three.js, PlayCanvas, JavaScript, Tailwind, CSS, Git, Testing, Asynchronous 🏢 Description: Frontend developer We are looking for an experienced Engineer to take technical ownership of the frontend architecture powering our digital draw games. In this role, you will design and maintain the core client frameworks that enable the integration of various game categories with our platform, defining how games handle lifecycles, player interactions, and real-time backend communication. Responsibilities: Architectural Leadership: Lead the evolution of frontend frameworks and reusable client foundations to support diverse game paradigms. Core Development: Build and optimize frontend systems using a modern stack including React, TypeScript, and Vite . Communication Patterns: Implement robust, event-driven client-server interactions for both on-demand and real-time gameplay. Technical Translation: Turn complex gameplay flows, UX layouts, and production specs into scalable, high-performance implementations. External Partnership: Act as a technical guide for external development studios, ensuring their games align with our architectural standards. Standards & Quality: Enforce coding standards, manage build pipelines, and identify technical bottlenecks or risks early in the lifecycle. Requirements: 5+ years of experience developing complex frontend applications with a focus on React and TypeScript . Hands-on experience with HTML5 game technologies , such as Three.js or PlayCanvas , and building interactive web applications. Strong background in state-driven and event-driven systems , including a deep understanding of asynchronous programming. Proficiency with modern tooling, including Vite, CSS frameworks (like Tailwind) , and automated testing environments. Collaboration Skills: Proven ability to work alongside designers and backend teams to translate product concepts into technical reality. Workflow Expertise: Solid experience with Git , version control practices, and managing collaborative development workflows.

🏢 Summary: Oferta dla doświadczonego Frontend Developera obejmuje rozwój i utrzymanie skalowalnych aplikacji webowych w Angularze, opartych na architekturze mikrofrontendów. Rola łączy implementację funkcjonalności, integracje REST API, zarządzanie stanem, testy jednostkowe i dbałość o jakość kodu w zwinnym zespole. 🗂️ Requirements: Minimum 3 lata komercyjnego doświadczenia z TypeScript/JavaScript, Bardzo dobra znajomość Angular, Doświadczenie z mikrofrontendami w Nx, Bardzo dobra znajomość RxJS, Znajomość NgRx lub Redux, Znajomość Material Design, Umiejętność tworzenia testów jednostkowych, Doświadczenie z Git 📃 Skills: Angular, TypeScript, JavaScript, Nx, RxJS, NgRx, Redux, REST, Git 🏢 Description: Do naszego zespołu poszukujemy doświadczonego Frontend Developera, który będzie odpowiedzialny za rozwój nowoczesnych aplikacji webowych opartych o Angular oraz architekturę mikrofrontendów. Jeśli cenisz wysoką jakość kodu, pracę zespołową i rozwój w projektach realizowanych zgodnie z metodykami zwinnymi, zapraszamy do aplikowania. Zakres obowiązków - Rozwój i utrzymanie aplikacji frontendowych z wykorzystaniem Angular oraz TypeScript. - Implementacja nowych funkcjonalności zgodnie z wymaganiami biznesowymi i dokumentacją techniczną. - Tworzenie nowoczesnych komponentów UI zgodnie z Material Design oraz dobrymi praktykami frontendowymi. - Rozwój aplikacji opartych o architekturę mikrofrontendów z wykorzystaniem Nx. - Integracja aplikacji z usługami REST API. - Zarządzanie stanem aplikacji z wykorzystaniem NgRx lub Redux. - Tworzenie i utrzymywanie testów jednostkowych. - Dbanie o jakość, wydajność i czytelność kodu oraz udział w code review. - Praca z systemem kontroli wersji Git. Wymagania - Minimum 3 lata doświadczenia komercyjnego w programowaniu z wykorzystaniem TypeScript/JavaScript. - Bardzo dobra znajomość Angular. - Doświadczenie w pracy z architekturą mikrofrontendów z wykorzystaniem Nx. - Bardzo dobra znajomość RxJS. - Znajomość bibliotek do zarządzania stanem aplikacji, takich jak NgRx lub Redux. - Znajomość Material Design. - Umiejętność tworzenia testów jednostkowych. - Doświadczenie w pracy z systemem kontroli wersji Git. Oferujemy - Pakiet benefitów pozapłacowych: Udemy for Business, prywatną opiekę medyczną, kartę Multisport, pakiet weterynaryjny, lekcje językowe i bony zakupowe. - Elastyczne godziny pracy i opcje pracy zdalnej dostosowane do stylu życia i lokalizacji. - Dostęp do możliwości rozwoju zawodowego i nauki, w tym korzyści związanych z oficjalnymi partnerstwami z Microsoft, AWS, Snowflake i Salesforce. - Pracę z pełnymi pasji profesjonalistami oraz udział w wydarzeniach team buildingowych, hackathonach i inicjatywach CSR. - Wydarzenia team buildingowe, w tym coroczne wydarzenie firmowe na Mazurach. Jeśli posiadasz doświadczenie w tworzeniu skalowalnych aplikacji frontendowych i chcesz rozwijać się w wymagających projektach wykorzystujących nowoczesne technologie, chętnie poznamy Twoją kandydaturę.

🏢 Summary: Frontend Developer role focused on building scalable, high-performance, and user-centric web applications for global travel platforms. The position involves developing new features, maintaining existing applications, and collaborating closely with designers and backend teams to deliver intuitive user experiences. You will contribute to frontend architecture, code quality, and continuous improvement in an Agile environment. 🗂️ Requirements: Minimum 3 years commercial experience as Frontend Developer, Strong knowledge of JavaScript, Professional experience with React, Professional experience with TypeScript, Experience with Vue.js, Experience with CMS platforms (non-WordPress), Experience with testing frameworks (unit, integration, end-to-end), Understanding of CI/CD processes, Ability to write clean, testable, maintainable code, Very good command of English 📃 Skills: JavaScript, TypeScript, React, Vue, CMS, ReactHookForm, Webpack, Babel, Vite, Rspack, CI/CD, Next.js, Node.js, AWS 🏢 Description: We are looking for a Frontend Developer to join our team and help build modern, scalable, and user-centric digital products that support our global travel platforms. In this role, you will work closely with designers, backend developers, Product Owners, and business stakeholders to deliver intuitive and high-performing user experiences used by customers around the world. You will have a direct impact on the quality, usability, and evolution of our products. Your responsibilities Develop new user-facing features and maintain existing applications Write clean, maintainable, and efficient code following best practices Ensure high performance, scalability, and responsiveness across web applications Validate and process user input before sending data to backend services Collaborate with designers, developers, and business stakeholders to translate requirements into technical solutions Bridge the gap between design and technical implementation Ensure consistency, usability, accessibility, and responsiveness across digital products Contribute to the continuous improvement of frontend architecture, standards, and development practices Participate in code reviews and knowledge-sharing initiatives Troubleshoot, debug, and resolve application issues Our requirements Minimum 3 years of commercial experience as a Frontend Developer Strong knowledge of JavaScript and modern frontend development practices Professional experience with React and TypeScript Experience working with Vue.js Experience with CMS platforms (other than WordPress) Familiarity with tools such as React Hook Form, Webpack, Babel, Vite, or Rspack Experience with testing frameworks and different testing approaches (unit, integration, end-to-end) Understanding of CI/CD processes and development workflows Ability to write clean, testable, and maintainable code Strong problem-solving skills and attention to detail Good communication skills and very good command of English Nice to have Experience with Next.js Knowledge of Node.js Knowledge of AWS services and cloud-based solutions How we work Clean Code principles Design patterns and software engineering best practices Code reviews and knowledge sharing Static code analysis Continuous Integration and Continuous Deployment (CI/CD) Agile and collaborative development environment What we offer Hybrid work model (1–2 days per week in our Katowice office) Opportunity to work on international, large-scale projects used by customers worldwide Attractive remuneration paid in EUR Flexible working hours Individual learning and development budget Partially or fully funded training and certifications English lessons Mentoring and support from experienced technical leaders Participation in conferences in Poland and abroad A culture focused on collaboration, knowledge sharing, and continuous improvement Space to innovate and bring your own ideas to life Support for IT community initiatives and professional networking Long-term cooperation in a stable, growing international organization