Frontend Engineer with ReactJS

🏢 Summary: Frontend Engineer (React) role focused on owning and evolving a production web application used in safety-critical industrial environments. The position involves building advanced dashboards and real-time data visualizations, modernizing a mature React codebase, and ensuring high performance and reliability. You will work on delivering new features while maintaining code quality, testing standards, and real-time integrations. 🗂️ Requirements: 6+ years of experience with React, Strong proficiency in JavaScript (ES2019+), Hands-on experience with React Router v5 in production, Hands-on experience with Redux in production, Solid understanding of frontend architecture, Experience optimizing frontend performance, Knowledge of web accessibility standards, Experience with Webpack-based build pipelines, Proficiency with Yarn, Experience with Jest and Testing Library, Experience with E2E testing tools, Experience with API mocking, Experience integrating WebSocket real-time data, Proficient use of Git and code reviews 📃 Skills: React, JavaScript, ES2019, Redux, ReactRouter, Webpack, Yarn, Jest, TestingLibrary, Playwright, MSW, WebSocket, Highcharts, Git, CI, HTML, CSS 🏢 Description: Surveily is a passionate startup dedicated to revolutionizing workplace health and safety standards worldwide. Our cutting-edge technology is designed to monitor and enhance conditions in some of the most demanding and high-risk environments. By harnessing the power of Machine Learning and Real-Time Data, we strive to make workplaces safer and improve the lives of countless employees every day. Join us in making a real difference. We’re on the lookout for a Frontend Engineer (React) to take ownership of our production web application and evolve it to the next level. In this role, you’ll build intuitive UIs for safety-critical workflows, craft rich dashboards and data visualizations with Highcharts, and modernize a mature React codebase—balancing new feature delivery with thoughtful refactoring and performance. Requirements: Strong experience with React (6+ years) and JavaScript (ES2019+). Hands-on experience with React Router (v5) and Redux in production. Solid understanding of frontend architecture, performance, and accessibility. Proficiency with Webpack-based build pipelines and Yarn. Experience with component and integration testing using Jest and Testing Library. Working knowledge of E2E testing (e.g., Playwright) and API mocking (MSW). Comfort collaborating with backend/ML teams and integrating real-time (WebSocket) data. Excellent Git practices and code review discipline. Your daily tasks: Own and develop Surveily’s React web app used in demanding industrial environments. Build advanced dashboards and interactive charts using Highcharts. Improve performance (code-splitting, memoization, profiling) and user experience under real-time data load. Maintain and evolve our current stack (React, Router v5, Redux, Webpack 5) and plan migrations (React 18, Router v6). Write reliable automated tests (Jest/RTL, Playwright) and keep quality high with CI checks. Collaborate closely with backend/AI to integrate real-time inference streams. Participate in code reviews, contribute to engineering standards, and ship small, frequent increments. Nice to have skills: Experience unifying styling approaches (Tailwind CSS, styled-components, Sass) and design systems. Deep familiarity with accessibility, internationalization, and complex data filtering/exploration UIs. Experience with Node-based tooling, Dockerized builds, and CI/CD pipelines. Knowledge of time/date handling (date-fns) and data formatting at scale. Practical exposure to observability for frontend (e.g., performance metrics, error monitoring). We offer you: A mission with tangible impact—your work helps keep people safe in high-risk workplaces. Real ownership of a production app and a strong voice in architecture and product decisions. Fast, supportive startup environment with direct access to founders and AI experts. Opportunities to accelerate your career through challenging, end-to-end projects. Friendly office atmosphere with hybrid and remote work options. Multisport card and private medical care (LuxMed). Gaming laptop you can take home. ESOP—employee stock options.

🏢 Summary: Senior Frontend Security Engineer role focused on building and securing modern web applications using React and Next.js. The position centers on architecting security at the edge, implementing robust authentication and frontend protection mechanisms, and integrating with GCP-based microservices. It combines hands-on development, security automation, and technical leadership to enhance a large-scale security platform. 🗂️ Requirements: Minimum 7 years frontend development experience, Expertise in React and Next.js, Strong knowledge of frontend security vulnerabilities (XSS, CSRF, clickjacking, supply-chain attacks), Experience implementing OAuth2 and OpenID Connect authentication, Proficiency in TypeScript, Experience with unit and e2e testing, Experience with CI/CD pipelines, Experience integrating frontend with GCP microservices, Knowledge of REST, GraphQL, or gRPC APIs, Fluent English, Legal right to work in the EU 📃 Skills: React, Next.js, TypeScript, JavaScript, OAuth2, OpenIDConnect, CSP, XSS, CSRF, GraphQL, REST, gRPC, GCP, Cypress, Playwright, CI/CD, Angular, Vue 🏢 Description: Unleash the Future of Web Security — Shape Seamless, Safe User Experiences! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Senior Frontend Security Engineer – React/Next.js , you will be working for our client, a leader in innovative software security solutions. Your expertise will drive the adoption of engineering excellence across a cutting-edge security platform, transforming the way web applications safeguard user data and interactions. This role offers a unique chance to impact security architecture at the edge, ensuring seamless and secure digital experiences for thousands of users. Your main responsibilities: Develop and deliver high-quality, production-ready code with a focus on React Server Components (RSC), Server Actions, and Partial Pre-rendering (PPR). Architect and implement 'Security at the Edge' layers within Next.js to protect user interactions and enhance security posture. Build and maintain Content Security Policies (CSP), secure cookie management, and robust authentication flows using OAuth2/OpenID Connect. Prevent frontend vulnerabilities such as XSS, CSRF, and clickjacking through architectural best practices. Connect frontend architectures to GCP-based microservices via type-safe API contracts utilizing REST, GraphQL, or gRPC. Mentor teams on security best practices and foster a culture of quality, efficiency, and continuous improvement. Lead efforts to automate security checks and optimize developer workflows for agility and security. Stay up-to-date with evolving frontend and security trends, sharing insights and guiding teams toward innovative solutions. You're ideal for this role if you have: At least 7 years of experience in frontend development, with deep expertise in React, Angular, or Vue. Proven track record of mitigating security vulnerabilities at the code level, especially XSS, CSRF, and supply-chain attacks. Strong proficiency in TypeScript, unit/e2e testing (e.g., Cypress, Playwright), and CI/CD processes. Experience connecting frontend systems to GCP microservices with type-safe API contracts (REST, GraphQL, gRPC). Demonstrated leadership in guiding engineering teams and influencing technology direction. Broad technical skill set with the ability to apply the right tools for complex problems. Passion for building better, faster, and safer solutions that make a real difference. It is a strong plus if you have: Experience architecting solutions that identify and solve operational problems or opportunities. Respected reputation for quality development and impactful contributions. Holistic problem-solving mindset with a focus on long-term impact. Language required for the role: Fluent English, both written and spoken. Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Frontend Security Engineer role focused on building and securing React/Next.js applications with advanced edge security architecture. The position involves implementing secure frontend solutions, integrating with GCP microservices, and preventing common web vulnerabilities. It offers a hybrid work model in Krakow with significant impact on web application security at scale. 🗂️ Requirements: Minimum 7 years of frontend development experience, Expert knowledge of React and modern frontend frameworks, Strong experience with Next.js including RSC and Server Actions, Proven experience mitigating XSS, CSRF, and supply-chain attacks, Strong proficiency in TypeScript, Experience with unit and end-to-end testing, Experience with CI/CD pipelines, Experience integrating frontend with GCP microservices, Fluent English, Legal right to work in the EU 📃 Skills: React, Next.js, TypeScript, JavaScript, Angular, Vue, GCP, REST, GraphQL, gRPC, OAuth2, OpenID, Cypress, Playwright, CI/CD, CSP 🏢 Description: Unleash the Future of Web Security — Shape Seamless, Safe User Experiences! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Senior Frontend Security Engineer – React/Next.js , you will be working for our client, a leader in innovative software security solutions. Your expertise will drive the adoption of engineering excellence across a cutting-edge security platform, transforming the way web applications safeguard user data and interactions. This role offers a unique chance to impact security architecture at the edge, ensuring seamless and secure digital experiences for thousands of users. Your main responsibilities: Develop and deliver high-quality, production-ready code with a focus on React Server Components (RSC), Server Actions, and Partial Pre-rendering (PPR). Architect and implement 'Security at the Edge' layers within Next.js to protect user interactions and enhance security posture. Build and maintain Content Security Policies (CSP), secure cookie management, and robust authentication flows using OAuth2/OpenID Connect. Prevent frontend vulnerabilities such as XSS, CSRF, and clickjacking through architectural best practices. Connect frontend architectures to GCP-based microservices via type-safe API contracts utilizing REST, GraphQL, or gRPC. Mentor teams on security best practices and foster a culture of quality, efficiency, and continuous improvement. Lead efforts to automate security checks and optimize developer workflows for agility and security. Stay up-to-date with evolving frontend and security trends, sharing insights and guiding teams toward innovative solutions. You're ideal for this role if you have: At least 7 years of experience in frontend development, with deep expertise in React, Angular, or Vue. Proven track record of mitigating security vulnerabilities at the code level, especially XSS, CSRF, and supply-chain attacks. Strong proficiency in TypeScript, unit/e2e testing (e.g., Cypress, Playwright), and CI/CD processes. Experience connecting frontend systems to GCP microservices with type-safe API contracts (REST, GraphQL, gRPC). Demonstrated leadership in guiding engineering teams and influencing technology direction. Broad technical skill set with the ability to apply the right tools for complex problems. Passion for building better, faster, and safer solutions that make a real difference. It is a strong plus if you have: Experience architecting solutions that identify and solve operational problems or opportunities. Respected reputation for quality development and impactful contributions. Holistic problem-solving mindset with a focus on long-term impact. Language required for the role: Fluent English, both written and spoken. Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Frontend Security Engineer role focused on building secure, production-ready React/Next.js applications with advanced edge security architecture. The position centers on implementing security best practices, preventing frontend vulnerabilities, and integrating secure frontend systems with GCP-based microservices. This role combines hands-on development, security automation, and technical leadership in a hybrid Krakow-based setup. 🗂️ Requirements: Minimum 7 years of frontend development experience, Deep expertise in React and modern frontend frameworks, Strong proficiency in TypeScript, Experience with React Server Components, Server Actions, and Partial Pre-rendering, Proven experience mitigating XSS, CSRF, and supply-chain attacks, Experience implementing OAuth2/OpenID Connect authentication flows, Experience building and enforcing Content Security Policies, Experience integrating frontend with GCP microservices, Experience with REST, GraphQL, or gRPC APIs, Experience with unit and end-to-end testing frameworks, Experience with CI/CD processes, Fluent English, Legal right to work in the European Union 📃 Skills: React, Next.js, TypeScript, JavaScript, Angular, Vue, Cypress, Playwright, CI/CD, OAuth2, OpenID, CSP, REST, GraphQL, gRPC, GCP, XSS, CSRF 🏢 Description: Unleash the Future of Web Security — Shape Seamless, Safe User Experiences! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Senior Frontend Security Engineer – React/Next.js , you will be working for our client, a leader in innovative software security solutions. Your expertise will drive the adoption of engineering excellence across a cutting-edge security platform, transforming the way web applications safeguard user data and interactions. This role offers a unique chance to impact security architecture at the edge, ensuring seamless and secure digital experiences for thousands of users. Your main responsibilities: Develop and deliver high-quality, production-ready code with a focus on React Server Components (RSC), Server Actions, and Partial Pre-rendering (PPR). Architect and implement 'Security at the Edge' layers within Next.js to protect user interactions and enhance security posture. Build and maintain Content Security Policies (CSP), secure cookie management, and robust authentication flows using OAuth2/OpenID Connect. Prevent frontend vulnerabilities such as XSS, CSRF, and clickjacking through architectural best practices. Connect frontend architectures to GCP-based microservices via type-safe API contracts utilizing REST, GraphQL, or gRPC. Mentor teams on security best practices and foster a culture of quality, efficiency, and continuous improvement. Lead efforts to automate security checks and optimize developer workflows for agility and security. Stay up-to-date with evolving frontend and security trends, sharing insights and guiding teams toward innovative solutions. You're ideal for this role if you have: At least 7 years of experience in frontend development, with deep expertise in React, Angular, or Vue. Proven track record of mitigating security vulnerabilities at the code level, especially XSS, CSRF, and supply-chain attacks. Strong proficiency in TypeScript, unit/e2e testing (e.g., Cypress, Playwright), and CI/CD processes. Experience connecting frontend systems to GCP microservices with type-safe API contracts (REST, GraphQL, gRPC). Demonstrated leadership in guiding engineering teams and influencing technology direction. Broad technical skill set with the ability to apply the right tools for complex problems. Passion for building better, faster, and safer solutions that make a real difference. It is a strong plus if you have: Experience architecting solutions that identify and solve operational problems or opportunities. Respected reputation for quality development and impactful contributions. Holistic problem-solving mindset with a focus on long-term impact. Language required for the role: Fluent English, both written and spoken. Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Frontend Engineer role focused on building and maintaining guest-facing web experiences for a global QSR platform, including ordering, checkout, payments, and loyalty features. The position involves developing scalable React and Next.js applications with TypeScript, integrating headless AEM content and backend APIs, and ensuring high performance, accessibility, and SEO standards. You will collaborate in an Agile team with peer code reviews and automated testing across the full development lifecycle. 🗂️ Requirements: 4+ years of professional software engineering experience, Strong commercial experience with React and TypeScript, Hands-on experience with Next.js and server-side rendering, Proficiency with CSS Modules or Tailwind, Deep understanding of React fundamentals (hooks, context, lifecycle, performance), Experience with Redux Toolkit or equivalent state management, Experience with React Query or similar server-state management, Experience integrating RESTful APIs and token-based authentication, Experience with frontend testing (unit, component, accessibility), Familiarity with CI/CD pipelines (GitHub Actions, Azure DevOps, or equivalent), Strong understanding of SEO and Core Web Vitals optimization, Upper-intermediate English level 📃 Skills: TypeScript, React, Next.js, JavaScript, CSS, Tailwind, Redux, ReactQuery, REST, CI/CD, GitHubActions, AzureDevOps, AEM, GraphQL, Sentry 🏢 Description: ID72472 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Frontend Engineer to build and maintain guest-facing web experiences for a global QSR platform, working across restaurant locator, menu browsing, online ordering, cart, checkout, payments, and loyalty. You will write clean TypeScript using React and Next.js App Router, implement AEM headless content, integrate backend ordering and authentication APIs, and maintain automated tests with attention to Core Web Vitals and accessibility standards. The role follows collaborative Agile practices with peer code review on every pull request. What you will do Build and maintain features across the full guest web experience, including restaurant locator, menu browsing, online ordering, cart, checkout, payments, and loyalty; Write clean, well-tested TypeScript following established coding standards with automated checks running on every commit; Implement AEM-delivered content and components using a headless architecture; Connect the site to backend services and third-party tools, including ordering APIs, authentication, payment processors, feature flags, and analytics; Work with product managers, designers, and backend engineers to turn requirements into working software; Participate in sprint planning and reviews; Implement solutions based on Figma designs; Align on API contracts; Review code from teammates; Incorporate review feedback into your own pull requests; Debug and fix issues across browsers using crash reporting tools, network traces, and performance profiling; Write and maintain unit, component, and integration tests with attention to accessibility and Core Web Vitals budgets; Help keep build and release pipelines healthy, including automated builds, preview deployments, and production releases; Participate in Agile ceremonies, including standups, sprint planning, refinement, and retrospectives; Stay current with the React and Next.js ecosystem and contribute to team-wide improvements, including performance and architecture initiatives. Must haves 4+ years of professional software engineering experience ; Strong commercial experience building production web applications with React and TypeScript ; Experience with CSS Modules or Tailwind ; Deep understanding of React fundamentals, including hooks, context, component lifecycle, and performance patterns; Hands-on experience with Next.js (App Router preferred) and server-side rendering patterns; Solid grasp of state management using Redux Toolkit or equivalent and server-state patterns using React Query or similar; Experience integrating RESTful APIs and token-based authentication flows; Practical experience with frontend testing, including unit tests, component tests, and accessibility checks; Familiarity with DevOps practices and CI/CD pipelines using GitHub Actions , Azure DevOps , or equivalent; Strong understanding of SEO, Core Web Vitals, and performance optimization techniques; Clear communicator who works well in a collaborative, cross-functional team; Upper-intermediate English level. Nice to haves Adobe Experience Manager (AEM) headless content delivery; Feature flag systems (e.g., LaunchDarkly); Web analytics or error tracking (Sentry, Adobe Experience Platform, Quantum Metric); GraphQL ; Accessibility (WCAG 2.1 AA) and internationalization (i18n) experience; Privacy and consent frameworks (e.g., OneTrust); Experience mentoring junior developers and leading code reviews. The benefits of joining us Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!

🏢 Summary: Senior/Lead Frontend Engineer role focused on building and leading the development of modern, high-performance React web applications. The position involves architecting scalable frontend solutions, creating reusable UI components, and driving best practices in code quality, accessibility, and performance. You will influence technical decisions, mentor developers, and contribute to product experience and frontend architecture. 🗂️ Requirements: University degree in Information Technology or related field or equivalent experience, 7+ years of software development experience focused on modern frontend technologies, Strong experience with React.js and component-based development, Experience building dynamic and customizable layouts, Experience with design systems and reusable UI component libraries, Knowledge of clean code principles and design patterns, Experience with scalable frontend architecture, Experience integrating REST or GraphQL APIs, Experience with state management tools, Experience with modern frontend build tools, Experience with modern styling systems, Professional English communication skills 📃 Skills: React, JavaScript, TypeScript, Redux, Zustand, REST, GraphQL, Vite, Webpack, ESBuild, CSS, Tailwind, styled-components, CSS-in-JS 🏢 Description: AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role As a Senior/Lead Frontend Engineer , you will lead the development of modern web applications, crafting high-performance, scalable, and reusable UI components that bring complex data to life. Working with React and modern frontend architectures, you’ll drive technical decisions, mentor developers, and shape best practices in code quality, accessibility, and performance. This role offers strong influence on product experience and architecture while contributing to a collaborative, innovation-driven environment. What you will do Contribute to the frontend development of new web applications; Design and implement high-performance, maintainable, and reusable UI components; Drive the migration to modern tech stacks and architect scalable features for React applications; Visualize complex data sets using advanced frontend techniques; Ensure best practices in front-end architecture, code quality, accessibility, and testing; Participate in code reviews, technical discussions, and mentorship of developers; Continuously research and advocate for improvements in performance, scalability, and developer experience. Must haves University or college degree in Information Technology or a related field, or relevant work experience; 7+ years of software development experience with a strong focus on modern web frontend technologies; Solid experience with React.js and component-based development; Strong understanding of building dynamic and customizable layouts; Experience building or consuming design systems and reusable UI component libraries; Knowledge of clean code principles, design patterns, and scalable frontend architecture; Experience integrating REST or GraphQL APIs into web applications; Experience with state management tools such as Redux or Zustand ; Experience with build tools such as Vite , Webpack , or ESBuild ; Experience with styling systems such as CSS Modules, Tailwind , styled-components, or CSS-in-JS; Structured and analytical working style with strong team collaboration skills; Excellent English communication skills. Nice to haves German language proficiency. The benefits of joining us Professional growth Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!

🏢 Summary: Frontend engineering role focused on building scalable, high-performance web applications using React and Next.js. The position involves developing modern user interfaces, collaborating with cross-functional teams, and contributing to shared component architecture and development practices. Suitable for mid-level to senior developers with strong web development experience. 🗂️ Requirements: 5+ years frontend/web development experience, Strong experience with React, Strong experience with TypeScript, Experience with Next.js or similar framework, Understanding of performance and scalability principles, Experience integrating APIs and backend services, Experience with Git version control, Experience with CI/CD pipelines 📃 Skills: React, Next.js, TypeScript, JavaScript, HTML, CSS, REST, Git, CICD, Jest, Playwright, Cypress, Cloud 🏢 Description: Web Frontend Engineer (React / Next.js) Do you want to help shape modern, scalable web applications used by thousands of businesses worldwide? Our client is looking for a skilled frontend developer with a strong focus on web technologies — especially React and Next.js — to help drive the development of high-quality, user-centric solutions. About the Role In this role, you will play a key part in building and evolving our clients web-based user interfaces. You’ll work closely with product managers, UX designers, and backend engineers to deliver performant, scalable, and intuitive solutions that create real value for customers. We are looking for developers across different seniority levels — both experienced profiles and developers with 5–10 years of experience who are eager to grow and take ownership. Key Responsibilities Develop and maintain modern web applications using React, Next.js, and TypeScript Build reusable components and scalable frontend architecture Collaborate closely with product and design teams to translate requirements into high-quality user experiences Ensure performance, accessibility, and responsiveness across applications Contribute to and evolve shared component libraries and design systems Participate in code reviews and contribute to improving development practices Work with CI/CD pipelines and modern development workflows Stay updated on frontend trends, tools, and best practices Key Requirements Solid experience with React and TypeScript in a web context Experience with Next.js or similar frameworks is highly preferred 5+ years of experience in frontend/web development (we are open to mid-level and senior profiles) Strong understanding of modern web development principles (performance, scalability, component architecture) Experience working with APIs and integrating backend services Familiarity with version control (Git) and CI/CD pipelines A collaborative mindset and strong communication skills Motivation to learn, improve, and contribute to a strong engineering culture Nice to Have Experience with design systems and component libraries Knowledge of testing frameworks (e.g., Jest, Playwright, Cypress) Experience with performance optimization and monitoring Exposure to cloud environments and modern deployment setups

🏢 Summary: Senior Frontend Developer (React) role focused on designing and delivering scalable, high-quality frontend applications using React and Next.js across diverse software projects, including AI-driven and legacy modernization initiatives. The position involves architectural decisions, performance optimization, API integration, and collaboration within cross-functional Agile teams. B2B contract with opportunity to work on production systems at scale. 🗂️ Requirements: 5+ years experience as Frontend Developer, Strong expertise in React, Proficiency in JavaScript, Proficiency in TypeScript, Strong knowledge of HTML5, Strong knowledge of CSS3, Experience with Next.js including SSR and SSG, Experience with state management libraries, Experience integrating RESTful APIs, Familiarity with modern frontend tooling, Experience with testing frameworks, Knowledge of CI/CD pipelines, Proficiency with Git, Experience working in Agile/Scrum, English level B2 or higher 📃 Skills: React, Next.js, JavaScript, TypeScript, HTML5, CSS3, Redux, Zustand, REST, Vite, Webpack, npm, yarn, Jest, ReactTestingLibrary, Cypress, CI/CD, Git, Agile, Scrum, AI 🏢 Description: Who we are: We are Inspeerity (part of DevelopX group), engineering consultancy providing software development and consultancy. Our primary expertise is systems architecture and full stack development – from defining project requirements, to designing, building, and deploying software applications for web, backend, enterprise and mobile. We are crazy about technology, serious about people. About position: We are currently building our talent pool for future Senior Frontend Developer (React) roles. As our company is expanding, you may have the opportunity to work on a variety of software solutions across multiple initiatives, including projects we will be delivering in the future, from building native AI solutions to modernizing legacy systems. If you enjoy collaborating in a skilled team and are committed to delivering top-notch software, we’d love to connect. e're not prescriptive about background. Whether you've worked in fintech, SaaS, e-commerce, or enterprise systems — what matters is that you've shipped production software at scale, cared about its reliability, and learned from what broke. TL;DR • Who: Senior Frontend Developer (React) • Contract Type: B2B Framework Agreement • Salary range: Up to 140 PLN/h • Company: Software House What you’ll be doing: • Designing, implementing, and maintaining high-quality frontend applications using React. • Building modern, responsive user interfaces and reusable components. • Working with frameworks like Next.js to deliver performant, scalable applications (including SSR/SSG when applicable). • Collaborating with cross-functional teams including backend developers, designers, and product stakeholders. • Reviewing and refactoring code to ensure maintainability, performance, and scalability. • Participating in technical design discussions and contributing to frontend architecture decisions. • Writing and maintaining technical documentation for components and frontend processes. • Supporting integration with backend services and APIs. You will be the best fit if you have: • 5+ years of experience as a Frontend Developer, with strong expertise in React. • Strong understanding of JavaScript / TypeScript, HTML5, and CSS3. • Experience building applications with frameworks such as Next.js, including server-side rendering and static generation. • Experience with state management approaches (e.g., Redux, Zustand, or similar). • Experience with RESTful APIs and integration with backend services. • Familiarity with modern frontend tooling (e.g., Vite, Webpack, npm/yarn). • Knowledge of performance optimization techniques and building scalable web applications. • Experience with testing frameworks (e.g., Jest, React Testing Library, Cypress or similar). • Knowledge of CI/CD pipelines and version control systems (e.g., Git). • Strong problem-solving skills and attention to detail. • English level B2 or higher. • Experience working in Agile/Scrum teams and contributing to iterative development. • Experience with AI technologies, including using AI tools for development and building AI-powered features or applications. What we offer • Remote work or working from our Bialystok, Warsaw, Rzeszow offices. It's up to you! • Collaboration with experienced and engaged people who will appreciate your work and support you whenever you need it 😊 • Hybrid and flexible cooperation model based on a B2B Framework Agreement. • Great working conditions and best equipment: Dell or MacBook, your choice. Good to know: We don’t require a degree. We don’t do whiteboard puzzles or trick questions. Our interview process is practical: a technical conversation, and a chat about how you work. We value direct communication and intellectual curiosity. If you’re someone who gets excited debugging a tricky concurrency issue - not because you have to, but because you want to understand it — we’ll get along well.

🏢 Summary: Senior Frontend Developer role focused on building and enhancing modern React-based applications for the insurance sector within an international agile team. The position involves developing scalable frontend solutions, integrating with REST APIs, ensuring code quality through testing, and mentoring junior developers. The offer targets experienced engineers ready to contribute to large, international projects using modern technologies. 🗂️ Requirements: Minimum 5 years of experience as Frontend Developer, Strong knowledge of React, Strong knowledge of TypeScript, Proficiency in JavaScript ES6+, Knowledge of SCSS, HTML5, CSS3, Experience with UI frameworks, Experience with REST API integration, Experience in unit testing, Knowledge of Git, Basic knowledge of SQL and databases, Experience working in Agile/Scrum 📃 Skills: React, TypeScript, JavaScript, SCSS, HTML5, CSS3, Bootstrap, MaterialUI, REST, Git, SQL, Agile 🏢 Description: Opis stanowiska: Poszukujemy doświadczonego Senior Frontend Developera specjalizującego się w React, który dołączy do zespołu realizującego projekty dla branży ubezpieczeniowej. Osoba na tym stanowisku będzie odpowiedzialna za rozwój nowoczesnych aplikacji frontendowych oraz współpracę z międzynarodowym zespołem w środowisku agile. Zakres obowiązków: Tworzenie i rozwój aplikacji frontendowych w oparciu o React i TypeScript Analiza wymagań biznesowych i ich przekładanie na rozwiązania techniczne Współpraca z zespołem projektowym (developerzy, testerzy, analitycy) Integracja z usługami REST API Pisanie testów jednostkowych i dbanie o jakość kodu Debugowanie oraz optymalizacja istniejących rozwiązań Wsparcie i mentoring dla mniej doświadczonych członków zespołu Wymagania: Minimum 5 lat doświadczenia na stanowisku Frontend Developera – warunek konieczny Bardzo dobra znajomość React oraz TypeScript Dobra znajomość: JavaScript ES6+, SCSS, HTML5, CSS3 Doświadczenie z frameworkami UI (Bootstrap, Material UI lub podobne) Praktyczna znajomość integracji z REST API Doświadczenie w pisaniu testów jednostkowych Znajomość Git Podstawowa znajomość SQL i pracy z bazami danych Doświadczenie w pracy w metodykach Agile/Scrum Bardzo dobra znajomość języka angielskiego (min. B2) Mile widziane: Doświadczenie z architekturą mikroserwisową Znajomość Vue.js Certyfikaty technologiczne (React, Java, Spring, SQL, AWS, Azure) Doświadczenie w projektach międzynarodowych Znajomość języka niemieckiego lub innego języka europejskiego Oferujemy: Pracę przy dużych, międzynarodowych projektach Elastyczny model pracy Konkurencyjne wynagrodzenie Możliwość rozwoju i pracy z nowoczesnymi technologiami

🏢 Summary: Senior Frontend React Developer role focused on building and optimizing advanced UI applications with generative AI features in an enterprise environment. The position involves collaborating with cross-functional teams to deliver high-quality, user-centric solutions and integrating CI/CD and AI operational workflows. Hybrid work model based in Warsaw. 🗂️ Requirements: 4+ years of experience in React development, 4+ years of experience in JavaScript development, Strong knowledge of DevOps practices, Hands-on experience with Jira, Hands-on experience with GitLab, Hands-on experience with OpenShift, Proficiency in Linux, Experience with unit testing, Experience with system testing, Fluent Polish, Fluent English, Legal right to work in Europe 📃 Skills: React, JavaScript, DevOps, Jira, GitLab, OpenShift, Linux, CI/CD, Agile, Scrum, AI, Testing 🏢 Description: Empower innovation at the forefront of UI and AI technology — craft impactful user experiences that shape the future! Warszawa-based opportunity with hybrid work model (up to 2 remote days per week). As a Senior Frontend React Developer , you will be working for our client, a leader in enterprise software solutions, focusing on delivering cutting-edge UI and generative AI services. Join a collaborative, agile team committed to creating high-quality, user-centric applications that drive digital transformation and innovation. Your main responsibilities: Develop and optimize complex frontend applications using React and JavaScript, ensuring seamless user experiences Collaborate with cross-functional teams including data scientists and DevOps to deliver innovative UI solutions, including generative AI features Confirm technical designs, troubleshoot issues, and implement best practices for code quality and performance Contribute to the integration of CI/CD pipelines and operational workflows involving AI services Participate actively in Agile/Scrum ceremonies, promoting effective teamwork and continuous improvement You're ideal for this role if you have: 4+ years of proven experience in React and JavaScript development Strong understanding of DevOps practices with hands-on experience using Jira, GitLab, and OpenShift Proficiency in Linux OS and performing unit and system testing Excellent command of English, both written and spoken Ability to independently deliver high-quality code and confirm technical designs It is a strong plus if you have: (optional) Experience working with financial data, including Market Data and Reference Data Full-stack development expertise Knowledge of CI/CD pipelines and generative AI operational workflows Language Required for the role: Fluent in Polish and English Eligibility for the role: Only candidates with an existing legal right to work in Europe will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.