UI Developer with gaming experience gaming

🏢 Summary: Senior UI Artist role for a AAA mobile-first RPG project, focused on creating high-quality, player-centric interfaces for a large-scale IP. The position involves designing and maintaining scalable UI systems, producing high-fidelity assets, and collaborating closely with design and engineering teams to ensure seamless implementation across devices. Fully remote within Europe with full-time engagement. 🗂️ Requirements: 5+ years experience as UI Artist in games, At least one shipped mobile or cross-platform title, Expert-level Figma skills, Ability to build scalable Figma design systems, Proficiency with design and prototyping tools, Experience in mid-core or core RPG or strategy games, Experience working with Unity, Collaboration with engineers and technical teams 📃 Skills: Figma, Adobe, Unity, UI, UX, Prototyping, Animation, Motion, DesignSystems 🏢 Description: We are a cutting-edge AAA mobile-first game studio, founded by the former CEO and CPO of Plarium. With a team of 120 top-tier professionals across Europe, we specialize in large-scale Collection RPGs, drawing from our experience developing and publishing mid-core RPGs and MMO Strategy games . Now, we are pushing the boundaries of mobile-first gaming with the next evolution of CRPGs, built on one of the world’s most iconic Ips. Operating as a fully remote company, we also have physical offices in Tel Aviv and Krakow, uniting exceptional talent from across the continent to create world-class gaming experiences. The Role: We are seeking a Senior UI Artist who’s passionate about delivering elegant, player-centric interfaces that enhance usability, express personality, and elevate the fantasy of our world which is based on AAA large-scale IP. Location: Remote (Europe) | Full-time Responsibilities: Provide UI style consistency across the game, in close collaboration with the UI lead, UX Designers, Game Designers, and Art Directors. Create high-fidelity UI assets (menus, HUD, icons, transitions, etc.) that are consistent, visually compelling, and functionally intuitive. Partner with engineers and technical artists to ensure seamless implementation and asset optimization across multiple screen sizes and devices. Contribute to motion design and UI animation to enhance responsiveness and polish. Requirements: 5+ years of professional experience as a UI Artist in games, with at least one shipped title on mobile or cross-platform. Expert-level Figma proficiency: Build and maintain a scalable Figma design system using advanced features like variables, auto-layout, and nested components to ensure brand consistency. Proficiency in design and prototyping tools (Figma, Adobe Creative Suite, etc.). Experience working on mid-core or core games—ideally in RPGs, strategy, or collection-based genres. A solid grasp of how to work with Unity and collaborate closely with technical teams. Bonus: experience with AAA IPs. What we offer: An exhilarating role in the mobile RPG gaming industry. Flexible employment terms: employment contract or B2B. Work environment of your choice: remote, in-office, or a hybrid model. A competitive benefits package tailored to your needs. A modern office space equipped with everything you need to succeed.

🏢 Summary: Frontend Developer role focused on building and maintaining scalable, high-quality user interfaces using TypeScript and React. The position involves close collaboration with designers, backend developers, and product stakeholders to deliver performant and maintainable user-facing features. The offer includes hybrid work, professional growth opportunities, and a comprehensive social benefits package. 🗂️ Requirements: Extensive experience building large, scalable frontend applications, Strong proficiency in TypeScript, Strong proficiency in React, Solid understanding of frontend architecture, Knowledge of design patterns, Ability to design complex user interfaces, Experience ensuring code scalability and performance optimization 📃 Skills: TypeScript, React, JavaScript, HTML, CSS 🏢 Description: We are looking for a frontend developer who is passionate about designing and building high-quality, intuitive user interfaces. In this role, you will collaborate closely with engineers, designers, and product stakeholders to deliver user-facing features across a range of products and internal tools. We value developers who actively contribute to shaping solutions - thinking through usability, performance, and long-term maintainability. You should feel comfortable discussing ideas, proposing improvements, and helping refine both technical and product decisions. In our company, frontend developers are expected to combine attention to detail, strong collaboration skills, and a proactive mindset. We value people who take ownership of their work, communicate clearly, and continuously look for ways to improve the user experience and the systems behind it. Key Responsibilities: Develop and maintain high-quality frontend applications using TypeScript and React . Design complex user interfaces. Ensure the application’s code is scalable, consistent, maintainable and optimised for performance. Collaborate closely with UX/UI designers Collaborate closely with backend developers and BA/product managers Take ownership of features and technical decisions, diving into details to ensure high-quality results. Requirements: A proactive problem solver and analytical thinker . Keen attention to detail and willingness to dive deep into technical challenges. Extensive experience in building large, consistent, maintainable and scalable frontend applications. Solid understanding of frontend architecture and design patterns. Strong proficiency in TypeScript and React . Additional information: Working for one of the top gambling companies in the world Opportunity to influence the quality of the products, improve process and implement your ideas Social package, including sport compensation & medical insurance Professional growth Free parking space (hybrid type of work- 3 days from the office, 2 days from home) Sport activities, parties, and team buildings

🏢 Summary: Opportunity for a Unity UI VFX Artist to create and implement modular UI effects and animations for a AAA mobile RPG project. The role focuses on translating static UI designs into interactive, optimized in-engine experiences while ensuring functional integrity and performance. You will collaborate closely with UI/UX designers and developers to deliver polished, technically robust game interfaces. 🗂️ Requirements: Experience with Unity UI systems (UI Toolkit, UGUI), Proficiency with DOTween for UI animations, Strong knowledge of Prefab workflows, Experience with Particle Systems and Shader Graph, Ability to create UI motion concepts in Adobe After Effects, Proficiency with Photoshop and Figma, Experience with Git (branching, merge conflicts, pull requests), Ability to implement modular VFX and reusable UI assets, Technical troubleshooting and performance optimization skills 📃 Skills: Unity, UIToolkit, UGUI, DOTween, Prefabs, ParticleSystems, ShaderGraph, Git, AfterEffects, Photoshop, Figma, VFX, UIAnimation, Optimization 🏢 Description: We are a cutting-edge AAA mobile-first game studio, founded by the former CEO and CPO of Plarium. With a team of 120 top-tier professionals across Europe, we specialize in large-scale Collection RPGs, drawing from our experience developing and publishing mid-core RPG and MMO Strategy games. Now, we are pushing the boundaries of mobile-first gaming with the next evolution of CRPGs, built on one of the world’s most iconic IPs. Operating as a fully remote company, we also have physical offices in Tel Aviv and Krakow, uniting exceptional talent from across the continent to create world-class gaming experiences. The Role: Unity UI VFX Artist with a focus on bridging the gap between static design and live gameplay. Experienced in developing modular UI effects and transitions within Unity, ensuring both visual polish and functional integrity. Strong collaborator with developers and UI artists. Responsibilities: UI Implementation & VFX: Developed and maintained simple, modular VFX and animation for UI mockups directly in Unity, ensuring a consistent feel across the entire game interface. Functional Integrity: Took ownership of UI functionality, managing prefabs and ensuring that animations didn't just look good but functioned correctly within the technical constraints of the build. Prototyping: Used Adobe After Effects or similar tool to create high-fidelity motion concepts for UI transitions, serving as a blueprint for final in-engine implementation. Collaborative Workflow: Partnered closely with the UI/UX team and developers to translate static mockups into interactive game elements. Version Control Management: Solid understanding of Git version control, including experience managing branches, resolving merge conflicts, and performing pull requests. Optimization: Reused modular assets and effects across various UI systems to maintain performance and visual consistency. Requirements: Unity (UI Toolkit, DOTween, UGUI, Prefab workflows, Particle Systems, Shader Graph). Version Control: Git (Branching, Merge Conflict resolution, Pull Requests). Design & Motion: Adobe After Effects (Concepting/Prototyping), Photoshop, Figma. Core Skills: UI Animation, Modular VFX, Technical Troubleshooting, Performance Optimization. Why Join Us: This is a rare opportunity to join a high-profile AAA mobile project and work alongside some of the industry’s best talents. You’ll play a pivotal role in delivering a visually stunning and technically robust user experience in a game poised to reach millions. Apply now and be part of something truly groundbreaking

🏢 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: Senior Frontend Developer role focused on building and enhancing high-performance web applications using React and TypeScript, with strong emphasis on UI/UX quality. The position involves leading UI improvements, contributing to front-end architecture, and implementing scalable, maintainable solutions in a hybrid work model. You will drive user experience innovation while ensuring application stability and performance. 🗂️ Requirements: Minimum 5 years of experience with React in production environments, Strong proficiency in React and TypeScript, Experience in UI/UX design and prototyping, Ability to design scalable front-end architecture, Knowledge of SDLC processes, Experience with CI/CD practices, Fluent English, Legal right to work in the European Union 📃 Skills: React, TypeScript, JavaScript, HTML, CSS, UI, UX, SDLC, CI, CD, DevOps, REST, APIs, Wireframing, Prototyping 🏢 Description: Ignite innovative front-end solutions — shape the future of user experiences with cutting-edge React and TypeScript expertise. Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior React & TypeScript Frontend Developer – UI/UX Focus , you will be working for our client, a forward-thinking tech company dedicated to delivering exceptional digital experiences. You will lead UI enhancements, participate in architecture design, and implement best-in-class solutions to elevate application usability and stability, playing a pivotal role in redefining user interactions and visual appeal. Your main responsibilities: Lead UI changes and improvements to enhance overall UX and application performance Participate in front-end architecture design to ensure scalable and maintainable solutions Implement solutions following best Design Patterns for robust application development Analyze requirements thoroughly to suggest improvements and optimizations Manage changes throughout the service management lifecycle effectively Develop and validate application prototypes to test concepts and designs Provide exceptional customer support by promptly addressing and resolving issues Communicate clearly with clients to understand needs and deliver tailored solutions You're ideal for this role if you have: A minimum of 5 years of experience in production applications development within the React ecosystem, including UI/UX design Strong proficiency in React and TypeScript for building dynamic, interactive, high-performance web applications Experience translating product requirements into wireframes and high-fidelity prototypes Familiarity with the Software Development Life Cycle (SDLC) — requirements gathering, design, development, testing, deployment, and maintenance Excellent problem-solving skills and meticulous attention to detail Experience with DevOps practices like continuous integration and continuous delivery It is a strong plus if you have: (optional) Certifications in React, TypeScript, or UI/UX design Experience with modern frontend testing frameworks Knowledge of back-end integration and RESTful APIs Language Required for the role: Fluent English Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER

🏢 Summary: Senior ReactJS UI Engineer role focused on leading front-end architecture and UX optimization for scalable, high-performance web applications. The position involves driving UI enhancements, implementing design patterns, and delivering robust React-based solutions in a hybrid work model. You will collaborate across teams to build stable, user-centric applications used globally. 🗂️ Requirements: 7+ years experience in production React ecosystem applications, Strong proficiency in React and TypeScript, Commercial experience in web development, Experience translating requirements into wireframes and high-fidelity prototypes, Solid understanding of SDLC, Experience with front-end architecture and Design Patterns, Strong troubleshooting and problem-solving skills, Familiarity with CI/CD and DevOps practices 📃 Skills: React, TypeScript, JavaScript, HTML, CSS, SDLC, CI/CD, DevOps, UX, UI, Architecture, Prototyping, Wireframing, DesignPatterns 🏢 Description: Unleash innovation in front-end development — shape the future of seamless UI experiences! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior ReactJS UI Engineer – Front-End Architecture & UX Optimization , you will be working for our client, a leading technology company focused on delivering cutting-edge web applications. You will drive UI enhancements, architect scalable front-end solutions, and optimize user experience to ensure high performance and stability across platforms—contributing to innovative projects that impact users worldwide. Your main responsibilities: Lead UI enhancements and improvements to elevate overall UX and application stability Participate in designing robust front-end architecture aligned with best practices Implement solutions utilizing proven Design Patterns for scalable and maintainable code Analyze requirements thoroughly to suggest improvements and optimizations Manage changes effectively throughout the Service management lifecycle Develop and prototype application features to validate concepts and designs Provide prompt and effective support to address and resolve user issues Collaborate with cross-functional teams to deliver high-quality solutions You're ideal for this role if you have: 7+ years of professional experience in production React ecosystem applications, including UI/UX design Strong proficiency in React and TypeScript Web development Proven experience in translating product requirements into wireframes and high-fidelity prototypes Solid understanding of the Software Development Life Cycle (SDLC) Exceptional troubleshooting and problem-solving skills in high-pressure environments Familiarity with DevOps practices like CI/CD pipelines It is a strong plus if you have: (optional) Experience with modern UI design tools and frameworks Certifications related to React, TypeScript, or Front-End architecture Language Required for the role: Fluent English command, both written and spoken Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER

🏢 Summary: Frontend Engineer role focused on building and maintaining player-facing desktop game client applications using Electron and modern web technologies. The position centers on creating dynamic, high-quality UIs powered by web APIs and collaborating closely with cross-functional teams. The work includes developing complex frontend features, APIs, and comprehensive testing within a modern web architecture. 🗂️ Requirements: 6+ years of experience with frontend technologies, 5+ years of experience with React, Strong hands-on experience with TypeScript and React, Experience building Electron desktop applications, Experience working with RESTful APIs and web-based APIs, Proficiency in unit, integration, and end-to-end testing, Understanding of modern web architecture, Experience with Git and modern build tools, Ability to build UI from Figma or similar design tools, Knowledge of accessibility standards (WCAG), Bachelor’s degree in Computer Science or related field 📃 Skills: JavaScript, TypeScript, React, Electron, HTML, CSS, REST, API, Storybook, Jest, RTL, Playwright, Git, Webpack, Vite, JSON, XML, Docker, GitHub, AWS, Datadog 🏢 Description: About the role: Our client is one of the largest game studios known for its very successful online MOBA and FPS franchises. You will be part of a Player Platform team responsible for building and maintaining core player-facing client applications used across all the clients’ products. On a daily basis you will be working on the player-facing portion of the Game Client desktop application powered by Electron. The tech stack is JavaScript, TypeScript, React, CSS and HTML. The majority of work will be around building out dynamic and polished UIs in the frontend that are powered by API data which requires solid experience of working with web-based APIs. We leverage Storybook for our component development and use Jest for testing. This role will be embedded into the team and you will collaborate with team members closely including engineers, QA, design and product. You may also work with other partner teams directly. Experience with working on desktop client applications is a plus. Please note, availability to attend afternoon/evening meetings is a requirement for this role as most of the team is located on the US West Coast (LA and Seattle) Responsibilities: Partner closely with Senior Engineers and Design to create and iterate on well crafted user experiences Build out complex Electron applications that support the Game Client development Work with partner teams and platforms to bring experience to life Quickly iterate on prototypes and new areas to find feasible solutions for the products we are building Create, manage and document RESTful APIs Write and execute unit, integration and end-to-end tests, participate in code reviews Required qualifications: 6+ years of experience with Frontend Technologies 5+ years of experience with React Bachelor's or higher degree in Computer Science, Software Engineering, or a related field Strong frontend focus with the skills to dive into backend when needed - comfortable across the stack, but passionate about crafting great user-facing experiences Deep hands-on programming experience with Typescript and React Good understanding of modern web architecture and technologies Attention to detail, including spacing, CSS animations, and user experience nuances Understanding of accessibility standards and guidelines (e.g., WCAG) Aptitude for debugging, analyzing issues, and implementing effective solutions Experience building frontend interfaces directly from design mockups in Figma or similar tools Familiarity with testing frameworks (e.g., Jest, RTL, Playwright) Experience with version control tools (e.g., Git) and build tools (e.g., Webpack, Vite) Proficiency in building RESTful APIs and handling data formats like JSON/XML Effective communication and teamwork skills Nice to have: Experience with building Electron desktop applications Experience with CI/CD - Docker, Github Actions Hands-on experience working with Public Cloud, preferably AWS Experience with observability and monitoring tools, preferably Datadog

🏢 Summary: Mid/Senior Frontend Developer role focused on building responsive UI views from Figma designs using React 18 and TypeScript. The position involves integrating new components into an existing architecture, managing state with Redux Toolkit, and ensuring WCAG-compliant accessibility. The developer will also handle API communication and maintain high code quality standards. 🗂️ Requirements: Advanced knowledge of React 18, Strong proficiency in TypeScript, Practical experience with Redux Toolkit, Experience with Axios for API integration, Strong knowledge of SCSS, Solid understanding of WCAG accessibility standards, Ability to convert Figma designs into responsive UI components, Experience working within existing project architecture and coding conventions 📃 Skills: React, TypeScript, ReduxToolkit, Axios, SCSS, WCAG, Figma 🏢 Description: Join a project focused on building and implementing sophisticated UI views based on Figma designs. This role requires a developer who not only excels in React 18 and TypeScript but also understands the critical importance of accessibility ( WCAG ). You will be responsible for integrating new views into an existing project structure, ensuring consistency with established coding conventions and library usage. Details Seniority: Mid/Senior. Stack: React 18, TypeScript, Redux Toolkit. Start Date: ASAP. Location: Remote. Communication: English required. Rate : up to 115 pln/h net B2B Responsibilities UI Implementation: Seamlessly converting Figma designs into functional, responsive web components. State & Data: Managing complex application state via Redux Toolkit and handling API communication with Axios . Accessibility: Ensuring all developed views meet WCAG requirements for inclusive user experiences. Code Quality: Writing testable, maintainable code that strictly adheres to the existing project's architecture and conventions. Styling: Delivering polished interfaces using SCSS and potentially Ant Design . Requirements Core: Advanced knowledge of React 18 and TypeScript . State Management: Practical experience with Redux Toolkit . API: Proficiency in using Axios for web services. Styling: Mastery of SCSS . Compliance: Solid understanding of WCAG standards. Nice to Have Experience with Ant Design (UI Library). Unit testing expertise with Vitest . Familiarity with Storybook for component documentation and testing.

🏢 Summary: Mid/Senior React Developer role focused on end-to-end frontend feature delivery using strict TypeScript, shared cross-platform architecture, and AI-augmented workflows. The position emphasizes monorepo-based unified codebases, strong testing discipline, performance optimization aligned with Core Web Vitals, and secure coding practices. The developer owns code quality, performance, and maintainability across Web and Mobile platforms. 🗂️ Requirements: Strong React experience with lifecycle and hooks, Production experience with strict TypeScript, Experience with monorepo tools (Turborepo or Nx), Ability to build shared cross-platform components and abstractions, Unit and integration testing with Vitest or Jest, Proficiency with React Testing Library, Understanding of Core Web Vitals (LCP, INP, CLS) optimization, Experience with performance profiling and optimization techniques, Knowledge of OWASP Top 10 and frontend security practices, Experience using AI tools or agents to enhance development workflow 📃 Skills: React, TypeScript, JavaScript, Turborepo, Nx, Vitest, Jest, TestingLibrary, AI, LCP, INP, CLS, OWASP, ReactNative, Monorepo, WebPerformance, Security 🏢 Description: We are seeking a skilled Mid/Senior React Developer to join our team. Responsibilities Feature Delivery & Code Quality Own end-to-end delivery of frontend features from UI/UX implementation to complex business logic. Write production-grade TypeScript with strict type safety and comprehensive test coverage Participate in code reviews with a focus on maintainability, performance, security, and accessibility. Unified Codebase Contribution Develop shared components, hooks, and utilities that work across Web and Mobile platforms Ensure code reusability through proper abstraction and monorepo discipline Collaborate with architects to identify opportunities for cross-platform unification Document patterns and decisions for team knowledge sharing AI-Augmented Development Leverage AI-powered workflows to accelerate repetitive tasks: refactoring, test generation, code profiling Use agents for code review assistance, documentation generation, and debugging Continuously optimize your development velocity through appropriate AI tooling Share effective workflows with the team to elevate collective productivity Performance Ownership Treat performance as an architectural constraint, not a post-hoc optimization Monitor and improve Core Web Vitals (LCP, INP, CLS) for web applications Qualifications React Production Experience Deep understanding of React lifecycle, hooks patterns, and performance optimization. Experience with strict TypeScript in real codebases. AI Augmentation Proficiency Demonstrated experience using AI agents to enhance development workflow. Ability to articulate specific examples of how you've used AI tools to improve productivity Understanding of when AI assistance adds value and when manual approaches are more appropriate. Familiarity with agent orchestration concepts beyond basic autocomplete. Monorepo & Unified Codebase Mindset Experience with Turborepo, Nx, or similar tools. Understanding of shared logic, types, and component patterns across platforms. Testing Discipline Unit and integration testing with Vitest or Jest. React Testing Library proficiency. Commitment to maintaining test coverage on critical paths. Performance Engineering Mindset Understanding of Core Web Vitals (LCP, INP, CLS) and their optimization strategies. Ability to articulate the business impact of performance. Experience with performance budgets, profiling tools, and optimization techniques. For candidates declaring React Native experience: awareness of bridge overhead, list virtualization, and memory management. Security Awareness Understanding of OWASP Top 10 and common frontend security vulnerabilities. Secure coding practices for authentication, authorization, and data handling. Awareness of dependency security and supply chain risks. Language Skills & others English B2+ (mandatory) for technical documentation and cross-team collaboration. Readiness to work from our Warsaw office at least 1 day per week. Benefits Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere. Agile approach and no bureaucracy. Outstanding integration trips to various places in Europe for all employees. Activities to support your well-being and health. Luxmed Gold Extended medical care and Multisport Plus benefit. Engagement in innovative projects within a supportive and collaborative environment. Flexible working arrangements to promote work-life balance. Access to modern tools and technologies to enhance productivity.

🏢 Summary: Front-end Engineer role focused on building and scaling React-based user interfaces for an internal GenAI and LLM-powered productivity platform. The position involves creating intuitive, high-performance UIs, integrating backend APIs, and delivering seamless AI-driven user experiences. This is a hybrid, full-time B2B contract role based in Krakow. 🗂️ Requirements: Commercial experience in front-end development, Proficiency in React.js, Strong knowledge of JavaScript (ES6+), Strong knowledge of CSS, Experience integrating REST or GraphQL APIs, Ability to handle asynchronous data flows, Strong UX/UI understanding, Knowledge of accessibility best practices, Knowledge of performance optimization, Experience with front-end testing practices 📃 Skills: React, JavaScript, ES6, CSS, Tailwind, CSS-in-JS, REST, GraphQL, APIs, UX, UI, Accessibility, Performance, Testing 🏢 Description: Krakow, Poland | Hybrid, 2 days/week Full‑time | B2B contract Shape the future of work with AI An internal GenAI & LLM‑powered productivity platform is already redefining how thousands of employees interact with intelligent tools. Now, we need you – a front‑end engineer with a passion for smooth, human‑centric interfaces – to bring these experiences to life. You won't just write components. You'll design and deliver React‑based UIs that make complex AI feel simple, intuitive, and even delightful. What you'll do Build responsive, high‑performance UIs that scale across devices and internal tools Rapidly prototype new features at the intersection of productivity and AI Collaborate closely with product managers and UX designers to turn research into polished interfaces Seamlessly integrate backend APIs (REST / GraphQL) into fluid front‑end experiences Champion modern front‑end best practices – accessibility, performance, maintainability, testing What you bring Must‑have: Solid commercial experience in front‑end development Deep proficiency in React.js, JavaScript (ES6+), and CSS (Tailwind / CSS‑in‑JS is a plus) Strong sense of UX/UI design – you notice the details others miss Experience integrating with backend APIs and handling asynchronous data flows Highly desirable: Previous work on AI / GenAI products or UX‑heavy applications (chat interfaces, copilots, creative tools, dashboards with complex interactions)