Expert React Frontend Engineer – DevOps & Data Analytics

🏢 Summary: Senior React expert role focused on building and enhancing analytical and collaborative DevOps products with scalable front-end architecture. The position involves leading UI improvements, implementing robust design patterns, and driving high-performance web solutions within a full SDLC environment. The role also includes CI/CD-driven DevOps practices and delivering innovative, user-centric interfaces. 🗂️ Requirements: Minimum 7 years experience in React ecosystem, Strong proficiency in React, Strong proficiency in TypeScript, Experience with UI/UX design, Experience designing scalable front-end architecture, Experience with SDLC processes, Experience with CI/CD practices, Ability to translate requirements into wireframes and prototypes, Strong troubleshooting skills in high-pressure environments 📃 Skills: React, TypeScript, SDLC, CI, CD, DevOps, UI, UX, DesignPatterns, Wireframing, Prototyping, Architecture, Troubleshooting 🏢 Description: Empower innovation at the forefront of DevOps and analytics — shape the future of engineering excellence! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As an Expert React Frontend Developer – DevOps & Analytics , you will join our CTO Platforms DevX team, spearheading the development of analytical and collaborative products that transform DevOps practices across the bank. Your work will influence critical insights and drive organizational change through innovative UI solutions. Your main responsibilities: Leading UI enhancements to boost user experience and application stability Participating in designing scalable front-end architecture Implementing solutions based on best Design Patterns Analyzing requirements to recommend improvements and innovative solutions Managing changes across the application lifecycle through service management processes Developing prototypes to validate concepts and designs Providing exceptional customer support by promptly resolving issues Communicating effectively to understand client needs and deliver tailored solutions You're ideal for this role if you have: A minimum of 7 years of professional experience in React ecosystem, including UI/UX design and troubleshooting in high-pressure environments Proficiency in React and TypeScript for building dynamic, high-performance web applications Experience translating product requirements into wireframes and high-fidelity prototypes Hands-on experience with the SDLC—requirements gathering, design, development, testing, deployment, and maintenance Exceptional problem-solving skills and attention to detail Experience with DevOps activities like continuous integration and delivery It is a strong plus if you have: (optional) Certification or experience in related DevOps tools or practices Language required for the role: Fluent in Polish Eligibility to work in Europe: 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 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.

🏢 Summary: Senior Fullstack Engineer role focused on developing scalable enterprise applications using .NET and React in a hybrid Krakow-based environment. The position involves full lifecycle development, UI enhancements, DevOps automation, architecture contributions, and customer-focused solution delivery. 🗂️ Requirements: 7+ years of experience in .NET application development, Experience with React frontend development, Proficiency in C#, Experience with Web API development, Advanced SQL Server and T-SQL skills, Understanding of SDLC processes, Experience with DevOps practices, Fluent English, Legal right to work in the European Union 📃 Skills: .NET, React, C#, WebAPI, SQL, SQLServer, T-SQL, DevOps, CI/CD, Docker, Kubernetes 🏢 Description: Unleash innovation — shape the future of enterprise applications. Krakow-based opportunity with hybrid work model. As a Senior Fullstack Engineer – .NET and React Development, you will be working on delivering robust, scalable, and innovative digital tools that support enterprise digital transformation. Main responsibilities: - Implement solutions following best Design Patterns to ensure maintainability and scalability - Analyze requirements to fully understand solutions and recommend improvements for optimal performance - Lead UI enhancements and improvements to boost user experience and application stability - Actively participate in DevOps automation and improve the CI/CD lifecycle processes - Manage changes through the entire service management lifecycle, ensuring seamless updates - Contribute to software architecture design and technical decision-making - Develop and prototype applications to validate concepts and designs - Provide exceptional customer support by addressing and resolving issues promptly - Communicate effectively with clients to understand needs and deliver tailored solutions Requirements: - Minimum of 7 years of professional experience in production application development within .NET ecosystems, including front-end development and DevOps practices - Proficiency in C# and Web API development, with a focus on scalable, secure backend services - Strong hands-on experience with React, building dynamic, responsive web applications - Advanced SQL skills, particularly with SQL Server, including T-SQL scripting, query optimization, and performance tuning - Solid understanding of the SDLC, from requirement gathering to deployment and maintenance - Exceptional problem-solving abilities and attention to detail Nice to have: - Certifications in cloud or DevOps tools - Experience with containerization technologies such as Docker and Kubernetes Language requirements: - Fluent English, written and spoken Eligibility: - Existing legal right to work in the European Union

🏢 Summary: Senior Fullstack Engineer role focused on .NET and React development for enterprise-grade applications, driving scalable backend services and modern UI solutions. The position involves leading architectural decisions, enhancing CI/CD processes, and improving application performance and user experience. Candidates will contribute across the full SDLC while supporting digital transformation initiatives. 🗂️ Requirements: Minimum 7 years of professional experience in .NET production development, Strong experience with C# and Web API, Hands-on experience with React, Advanced SQL skills with SQL Server and T-SQL, Experience with DevOps practices and CI/CD processes, Solid understanding of SDLC, Fluent English (written and spoken), Legal right to work in the European Union 📃 Skills: .NET, C#, WebAPI, React, SQL, SQLServer, T-SQL, DevOps, CI/CD, Docker, Kubernetes 🏢 Description: Unleash innovation — shape the future of enterprise applications. Krakow-based opportunity with hybrid work model. As a Senior Fullstack Engineer – .NET and React Development , you will be working for our client, a leader in enterprise software solutions, dedicated to delivering robust, scalable, and innovative digital tools. Your expertise will drive the development of cutting-edge applications that empower businesses worldwide, supporting their digital transformation journeys. Your main responsibilities: Implement solutions following best Design Patterns to ensure maintainability and scalability Analyze requirements to fully understand solutions and recommend improvements for optimal performance Lead UI enhancements and improvements to boost user experience and application stability Actively participate in DevOps automation and improve the CI/CD lifecycle processes Manage changes through the entire service management lifecycle, ensuring seamless updates Contribute to software architecture design and technical decision-making Develop and prototype applications to validate concepts and designs Provide exceptional customer support by addressing and resolving issues promptly Communicate effectively with clients to understand needs and deliver tailored solutions You're ideal for this role if you have: A minimum of 7 years of professional experience in production application development within .NET ecosystems, including front-end (preferably React) and DevOps practices Proficiency in C# and Web API development, with a focus on scalable, secure backend services Strong hands-on experience with React, building dynamic, responsive web applications Advanced SQL skills, particularly with SQL Server, including T-SQL scripting, query optimization, and performance tuning Solid understanding of the SDLC, from requirement gathering to deployment and maintenance Exceptional problem-solving abilities and an eye for detail to ensure high-quality deliverables It is a strong plus if you have: (optional) Certifications in cloud or DevOps tools Experience with containerization (e.g., Docker, Kubernetes) Language Required for the role: Fluent English (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 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 Fullstack Engineer role focused on building and enhancing scalable enterprise applications using .NET and React within a hybrid Krakow-based setup. The position involves leading UI improvements, contributing to architecture and DevOps automation, and delivering high-quality, secure backend and frontend solutions. The engineer drives full SDLC activities, from design and development to deployment and support. 🗂️ Requirements: Minimum 7 years of professional experience in .NET production application development, Strong experience with React for frontend development, Proficiency in C# and Web API development, Advanced SQL Server skills including T-SQL and query optimization, Experience with DevOps practices and CI/CD processes, Solid understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: .NET, C#, WebAPI, React, SQL, SQLServer, T-SQL, CI/CD, DevOps, Docker, Kubernetes 🏢 Description: Unleash innovation — shape the future of enterprise applications. Krakow-based opportunity with hybrid work model. As a Senior Fullstack Engineer – .NET and React Development , you will be working for our client, a leader in enterprise software solutions, dedicated to delivering robust, scalable, and innovative digital tools. Your expertise will drive the development of cutting-edge applications that empower businesses worldwide, supporting their digital transformation journeys. Your main responsibilities: Implement solutions following best Design Patterns to ensure maintainability and scalability Analyze requirements to fully understand solutions and recommend improvements for optimal performance Lead UI enhancements and improvements to boost user experience and application stability Actively participate in DevOps automation and improve the CI/CD lifecycle processes Manage changes through the entire service management lifecycle, ensuring seamless updates Contribute to software architecture design and technical decision-making Develop and prototype applications to validate concepts and designs Provide exceptional customer support by addressing and resolving issues promptly Communicate effectively with clients to understand needs and deliver tailored solutions You're ideal for this role if you have: A minimum of 7 years of professional experience in production application development within .NET ecosystems, including front-end (preferably React) and DevOps practices Proficiency in C# and Web API development, with a focus on scalable, secure backend services Strong hands-on experience with React, building dynamic, responsive web applications Advanced SQL skills, particularly with SQL Server, including T-SQL scripting, query optimization, and performance tuning Solid understanding of the SDLC, from requirement gathering to deployment and maintenance Exceptional problem-solving abilities and an eye for detail to ensure high-quality deliverables It is a strong plus if you have: (optional) Certifications in cloud or DevOps tools Experience with containerization (e.g., Docker, Kubernetes) Language Required for the role: Fluent English (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 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 Fullstack Engineer role focused on building and enhancing scalable enterprise applications using .NET and React in a hybrid Krakow-based setup. The position involves leading UI improvements, contributing to architecture and DevOps automation, and delivering high-quality backend and frontend solutions. You will drive end-to-end development from design to deployment while ensuring performance, stability, and maintainability. 🗂️ Requirements: Minimum 7 years experience in .NET application development, Strong experience with React for frontend development, Proficiency in C# and Web API, Advanced SQL Server and T-SQL skills, Experience with CI/CD and DevOps practices, Understanding of SDLC, Experience with design patterns and software architecture, Fluent English, Legal right to work in EU 📃 Skills: .NET, C#, React, WebAPI, SQL, SQLServer, T-SQL, CI/CD, DevOps, SDLC, Docker, Kubernetes 🏢 Description: Unleash innovation — shape the future of enterprise applications. Krakow-based opportunity with hybrid work model. As a Senior Fullstack Engineer – .NET and React Development , you will be working for our client, a leader in enterprise software solutions, dedicated to delivering robust, scalable, and innovative digital tools. Your expertise will drive the development of cutting-edge applications that empower businesses worldwide, supporting their digital transformation journeys. Your main responsibilities: Implement solutions following best Design Patterns to ensure maintainability and scalability Analyze requirements to fully understand solutions and recommend improvements for optimal performance Lead UI enhancements and improvements to boost user experience and application stability Actively participate in DevOps automation and improve the CI/CD lifecycle processes Manage changes through the entire service management lifecycle, ensuring seamless updates Contribute to software architecture design and technical decision-making Develop and prototype applications to validate concepts and designs Provide exceptional customer support by addressing and resolving issues promptly Communicate effectively with clients to understand needs and deliver tailored solutions You're ideal for this role if you have: A minimum of 7 years of professional experience in production application development within .NET ecosystems, including front-end (preferably React) and DevOps practices Proficiency in C# and Web API development, with a focus on scalable, secure backend services Strong hands-on experience with React, building dynamic, responsive web applications Advanced SQL skills, particularly with SQL Server, including T-SQL scripting, query optimization, and performance tuning Solid understanding of the SDLC, from requirement gathering to deployment and maintenance Exceptional problem-solving abilities and an eye for detail to ensure high-quality deliverables It is a strong plus if you have: (optional) Certifications in cloud or DevOps tools Experience with containerization (e.g., Docker, Kubernetes) Language Required for the role: Fluent English (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 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 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: Senior .NET Fullstack Developer role focused on building scalable applications with React front-end and .NET backend while driving DevOps transformation and CI/CD optimization. The position combines full-stack development, architecture design, and automation within a data-driven DevOps environment. Hybrid work model with strong emphasis on engineering excellence and lifecycle management. 🗂️ Requirements: Minimum 7 years of experience in .NET production development, Strong proficiency in C# and Web API, Hands-on experience with React, Experience with SQL Server and T-SQL, Experience in CI/CD and DevOps automation, Knowledge of SDLC, Fluent English, Legal right to work in the EU 📃 Skills: .NET, C#, WebAPI, React, SQLServer, T-SQL, CI/CD, DevOps, Azure, Cloud, Docker, Kubernetes 🏢 Description: Unleash innovative solutions — shape the future of DevOps and full-stack excellence! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior .NET Fullstack Developer — React & DevOps Expertise , you will be working for our client, a leader in banking innovation, providing critical analytics and metrics that empower strategic transformation across engineering teams worldwide. Join a trailblazing team driving DevOps transformation through cutting-edge data, analytics, and practices—be a key driver of impactful change and technological evolution. Your main responsibilities: Implement solutions following best design patterns to ensure scalable and maintainable applications. Analyze requirements thoroughly and recommend improvements for optimal performance. Lead UI enhancements to elevate user experience and application stability. Actively participate in DevOps automation and optimize the CI/CD lifecycle. Contribute to software architecture design and develop application prototypes to validate concepts. Provide exceptional customer support by promptly addressing and resolving issues. Collaborate effectively with stakeholders to understand needs and deliver tailored solutions. You're ideal for this role if you have: Minimum of 7 years of professional experience in production application development within the .NET ecosystem, including React front-end development. Strong proficiency in C# and Web API development, with a focus on scalable and secure backend services. Hands-on experience with React, creating dynamic, interactive web applications. Expertise in database design, SQL Server, T-SQL scripting, and query optimization. Experience in DevOps activities like CI/CD, automation, and lifecycle management. Familiarity with the full Software Development Life Cycle (SDLC). Excellent problem-solving skills with high attention to detail under pressure. It is a strong plus if you have: Certifications in Azure, DevOps, or related fields. Experience with cloud platforms and containerization tools. 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 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 Developer role focused on building advanced web applications using React, Angular, and TypeScript in a hybrid Warsaw-based environment. The position involves delivering complex front-end projects, collaborating with cross-functional teams, and implementing scalable, future-oriented solutions. Candidates should have strong experience in modern frontend development and clean coding practices. 🗂️ Requirements: 5+ years of experience developing web applications, Strong expertise in React, Experience with Angular, Proficiency in TypeScript, Ability to write clean, tested, and maintainable code, Strong analytical and problem-solving skills, Ability to manage multiple projects simultaneously, Communicative level of English, Legal right to work in the European Union 📃 Skills: React, Angular, TypeScript, RxJS, Webpack, Vite, JavaScript, HTML, CSS 🏢 Description: Unleash the Power of Frontend Innovation — Drive Impactful Web Applications that Transform User Experiences! Warszawa-based opportunity with hybrid work model (up to 2 remote days per week). As a Senior React & Angular Frontend Developer , you will be working for our client, an industry leader in digital solutions focused on delivering advanced web applications. Your expertise will help build and execute complex projects that shape the future of digital interactions. Join a team dedicated to innovation, technical excellence, and long-term value creation. Your main responsibilities: Build and deliver challenging front-end projects across multiple initiatives, ensuring high-quality outputs. Collaborate effectively with stakeholders, UX Designers, and development teams to gather requirements and translate them into functional deliverables. Continuously learn emerging technologies and integrate them into your projects. Innovate and implement technical solutions with a future-oriented perspective. Maintain clean code practices and testing methodologies to ensure robust, scalable applications. Manage multiple projects efficiently within a fast-paced and collaborative environment. You're ideal for this role if you have: Over 5 years of hands-on experience developing rich web applications. Strong expertise in React (mandatory), Angular, and TypeScript. Proven ability to write clean, tested, and maintainable code. Excellent interpersonal, communication, and organizational skills. Capacity to manage multiple projects simultaneously with high analytical and problem-solving skills. Self-motivated, self-managed, and eager to innovate. It is a strong plus if you have: Bachelor's degree in Computer Science or a related field. Experience working within delivery-driven agile SDLC cycles. Knowledge of micro front-end architectures. Familiarity with reactive programming frameworks such as RxJS. Experience with front-end build tools like Webpack and Vite. Language Required for the role: Communicative level of 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 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: Mid-Level React UI Engineer role focused on building AI-driven productivity tools within a global banking environment. The position involves developing responsive, user-centric interfaces, integrating APIs, and collaborating closely with product and design teams. You will contribute to modern, scalable front-end solutions that support AI and machine learning initiatives. 🗂️ Requirements: 4+ years of front-end development experience, Strong experience with React.js, Strong UX/UI design and prototyping skills, Experience with API integration and backend services, Solid knowledge of modern CSS and JavaScript, Ability to translate wireframes into functional interfaces, Fluent English (spoken and written), Legal right to work in the European Union 📃 Skills: React, JavaScript, CSS, HTML, APIs, UX, UI, Prototyping, Wireframing 🏢 Description: Unleash innovation at the forefront of AI productivity — shape the future of intelligent interfaces! Krakow-based opportunity with hybrid work model. As a Mid-Level React UI Engineer , you will be working for our client, a global banking organization, contributing to the development of cutting-edge AI-driven productivity tools within a dedicated AI Management and Strategy team. You will play a key role in building responsive, user-centric interfaces that empower colleagues to harness the full potential of artificial intelligence and machine learning initiatives, driving impactful digital transformation. Your main responsibilities: Build and enhance responsive user interfaces using React.js to deliver seamless user experiences Rapidly prototype and iterate new features focusing on UX design principles Collaborate closely with product managers and design teams to refine interface usability and aesthetics Integrate APIs and backend services to ensure robust functionality Apply modern CSS and JavaScript best practices to produce clean, efficient code Utilize wireframes and mockups created with design tools to align with project requirements You're ideal for this role if you have: 4+ years of experience in front-end development, specifically with React.js Strong skills in UX/UI design and prototyping Proven experience in API integration and working with backend services Solid understanding of modern CSS and JavaScript standards Ability to translate design wireframes into functional interfaces It is a strong plus if you have: (optional) Experience with AI/ML or productivity tools development Knowledge of TypeScript or related technologies Language Required for the role: Fluent English (spoken and written) Eligibility for the 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.