Fullstack Java & React Developer | 8+ years of experience

🏢 Summary: Senior Fullstack Engineer role focused on designing and delivering scalable, user-centric applications using Java and React in a hybrid Krakow-based model. The position involves shaping software architecture, enhancing UI/UX, optimizing databases, and supporting DevOps and Service Management processes. You will contribute to secure, high-performance systems supporting digital transformation initiatives. 🗂️ Requirements: 5+ years of experience in Java production application development, Commercial experience with React frontend development, Strong proficiency in Java and Web API development, Experience in building secure and scalable backend services, Expertise in database design with PostgreSQL, Experience with T-SQL scripting, Query optimization and performance tuning skills, Hands-on experience with CI/CD pipelines, Practical knowledge of DevOps practices, Strong understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, WebAPI, PostgreSQL, T-SQL, SQL, CI/CD, DevOps, SDLC 🏢 Description: Unleash innovation by shaping the future of software architecture and user experience! Krakow-based opportunity with hybrid work model, offering flexibility and dynamic collaboration. As a Senior Fullstack Engineer – Java and React Development , you will be working for our client in the technology industry, focusing on designing scalable, efficient, and user-centric applications. You will contribute to creating cutting-edge solutions that enhance UX, application stability, and operational efficiency, supporting the digital transformation journey. Your main responsibilities: Participating in software architecture design to build robust systems. Leading UI enhancements and improvements to elevate user experience and application stability. Implementing solutions following best Design Patterns for maintainability and scalability. Analyzing requirements to fully understand solutions and recommending data-driven improvements. Creating comprehensive documentation for developed solutions to ensure clarity and knowledge sharing. Developing and testing application prototypes to validate concepts and designs. Managing changes through the Service Management lifecycle, ensuring smooth transitions. Contributing actively to automation initiatives and Service Management process improvements. Providing exceptional customer support by addressing issues promptly and effectively. Communicating with customers to understand needs and deliver tailored solutions. You're ideal for this role if you have: At least 5 years of professional experience in production applications development in Java, including front-end development with React. Strong proficiency in Java and Web API development, with a focus on building secure, scalable backend services. Expertise in database design, particularly with PostgreSQL, T-SQL scripting, query optimization, and performance tuning. Hands-on experience with DevOps practices like CI/CD pipelines. Deep understanding of the Software Development Life Cycle (SDLC), from requirements gathering to deployment and maintenance. Exceptional problem-solving skills with keen attention to detail, ensuring high-quality deliverables. It is a strong plus if you have: Experience with cloud platforms (e.g., AWS, Azure). Certifications in Java, React, or DevOps tools. Language Required for the role: Fluent English, with excellent communication skills. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8954 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Fullstack Engineer role focused on designing and building scalable Java and React applications in a hybrid model. The position involves architecture design, backend and frontend development, DevOps practices, and driving high-quality software delivery across the full SDLC. 🗂️ Requirements: 8+ years of experience in Java application development, Strong proficiency in Java and React, Experience in Web API development, Experience building scalable backend services, Strong SQL skills, Experience with PostgreSQL, Experience with T-SQL scripting, Experience in query optimization and performance tuning, Experience with CI/CD pipelines, Strong knowledge of SDLC 📃 Skills: Java, React, SQL, PostgreSQL, T-SQL, CI/CD, DevOps, SDLC, WebAPI, REST, DesignPatterns, UX 🏢 Description: Empower innovation at the forefront of software development — shape scalable solutions that transform user experiences! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Java & React Fullstack Engineer – Software Development , you will be working for our client, a leading technology company dedicated to delivering cutting-edge digital solutions. You’ll contribute to designing and building robust applications that enhance customer engagement and operational efficiency, fueling digital transformation and innovation. Your main responsibilities: Participate in software architecture design to ensure scalable, secure, and high-quality systems. Lead UI improvements and implement solutions to elevate UX and application stability. Develop according to best practices and Design Patterns to produce maintainable and efficient code. Analyze requirements thoroughly and recommend enhancements for optimal solutions. Create clear documentation to support ongoing development and maintenance. Develop and validate application prototypes to test concepts and user interactions. Manage changes throughout the Service Management lifecycle, supporting automation and continuous improvement initiatives. Provide exceptional customer support by promptly addressing and resolving technical issues. Communicate effectively to understand customer needs and deliver tailored solutions. You're ideal for this role if you have: 8+ years of professional experience in Java application development, including front-end (preferably React). Strong proficiency in Java, Web API development, and building scalable backend services. Solid SQL skills with PostgreSQL, including T-SQL scripting, query optimization, and performance tuning. Experience with DevOps practices such as CI/CD pipelines. Extensive knowledge of the SDLC, from requirements gathering to deployment and maintenance. Exceptional problem-solving skills and keen attention to detail to ensure high-quality deliverables and resolve complex issues efficiently. It is a strong plus if you have: (optional) Certifications in Java, React, or DevOps. Experience with cloud platforms such as AWS or Azure. Language Required for the role: Fluent English proficiency. 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 Fullstack Engineer role focused on designing and developing scalable, user-centric applications using Java and React in a hybrid Krakow-based environment. The position involves software architecture design, UI improvements, backend development, and DevOps-driven automation to enhance application stability and operational efficiency. The role supports digital transformation through robust system design and continuous service improvement. 🗂️ Requirements: Minimum 5 years of experience in Java production application development, Experience with front-end development using React, Strong proficiency in Java and Web API development, Experience in building secure and scalable backend services, Expertise in database design with PostgreSQL, Experience with T-SQL scripting, query optimization, performance tuning, Hands-on experience with CI/CD pipelines, Strong understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, WebAPI, PostgreSQL, T-SQL, SQL, CI/CD, DevOps, SDLC, AWS, Azure 🏢 Description: Unleash innovation by shaping the future of software architecture and user experience! Krakow-based opportunity with hybrid work model, offering flexibility and dynamic collaboration. As a Senior Fullstack Engineer – Java and React Development , you will be working for our client in the technology industry, focusing on designing scalable, efficient, and user-centric applications. You will contribute to creating cutting-edge solutions that enhance UX, application stability, and operational efficiency, supporting the digital transformation journey. Your main responsibilities: Participating in software architecture design to build robust systems. Leading UI enhancements and improvements to elevate user experience and application stability. Implementing solutions following best Design Patterns for maintainability and scalability. Analyzing requirements to fully understand solutions and recommending data-driven improvements. Creating comprehensive documentation for developed solutions to ensure clarity and knowledge sharing. Developing and testing application prototypes to validate concepts and designs. Managing changes through the Service Management lifecycle, ensuring smooth transitions. Contributing actively to automation initiatives and Service Management process improvements. Providing exceptional customer support by addressing issues promptly and effectively. Communicating with customers to understand needs and deliver tailored solutions. You're ideal for this role if you have: At least 5 years of professional experience in production applications development in Java, including front-end development with React. Strong proficiency in Java and Web API development, with a focus on building secure, scalable backend services. Expertise in database design, particularly with PostgreSQL, T-SQL scripting, query optimization, and performance tuning. Hands-on experience with DevOps practices like CI/CD pipelines. Deep understanding of the Software Development Life Cycle (SDLC), from requirements gathering to deployment and maintenance. Exceptional problem-solving skills with keen attention to detail, ensuring high-quality deliverables. It is a strong plus if you have: Experience with cloud platforms (e.g., AWS, Azure). Certifications in Java, React, or DevOps tools. Language Required for the role: Fluent English, with excellent communication skills. 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: Full Stack Java & React role focused on migrating banking reporting platforms to the cloud and building scalable web applications within a microservices architecture. The position involves cloud transformation, REST API development, and collaboration in an agile, cross-country environment. It combines backend, frontend, cloud, and DevOps responsibilities in a financial domain context. 🗂️ Requirements: 3+ years experience in full-stack web application development, Experience with microservices architecture, Proficiency in Java 17+, Strong knowledge of Spring and Spring Boot, Experience in RESTful API development, Experience with ReactJS, Proficiency in JavaScript and TypeScript, Hands-on experience with Google Cloud Platform, Experience with relational databases or data warehouses, Experience with Git and SCM systems, Understanding of CI/CD pipelines, Knowledge of Jenkins 📃 Skills: Java, Spring, SpringBoot, REST, ReactJS, JavaScript, TypeScript, GCP, PostgreSQL, BigQuery, AlloyDB, Git, GitHub, Jenkins, CI/CD, Microservices, ApacheECharts 🏢 Description: Unleash innovation at the intersection of cloud, data, and full-stack development — shape the future of banking technology! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Java & React Full Stack Developer , you will be working for our client, a leading global financial institution, supporting the transformation of their data and reporting systems within the International Wealth & Premier Banking division. You will be instrumental in migrating critical reporting platforms to the cloud and developing scalable, web-based applications that enhance decision-making and operational efficiency. Join a dynamic team committed to technological excellence and career growth in the finance sector. Your main responsibilities: Independently design, develop, test, and deploy web applications in a collaborative, cross-country environment. Support the migration of existing reporting systems to cloud-based platforms, ensuring seamless transition and minimal disruption. Mentor and guide team members, facilitating knowledge transfer and best practices for technology stack evolution. Ensure development adherence to IT methodologies, security standards, and documentation requirements. Work in an agile environment to deliver high-quality features aligned with client needs. You're ideal for this role if you have: 3+ years of experience in delivering large-scale full-stack web applications with microservice architecture. Strong proficiency in Java (Java 17+ preferred), Spring/Spring Boot, and RESTful API development. Expertise in ReactJS, JavaScript, and TypeScript. Hands-on experience with Google Cloud Platform products. Working knowledge of relational databases/data warehouses such as PostgreSQL, BigQuery, or AlloyDB. Experience with Git and SCM systems like GitHub. Knowledge of data visualization tools (e.g., Apache ECharts) is an advantage. Understanding of CI/CD pipelines, particularly Jenkins. It is a strong plus if you have: Certifications or experience in cloud architecture or DevOps practices. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8678 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Full Stack Developer role in a hybrid model (Kraków) focused on building and maintaining scalable, mission-critical financial applications. The position involves end-to-end development, from analysis to deployment and support, using Java, React, and SQL. You will contribute to high-quality full-stack solutions while ensuring performance, stability, and adherence to best practices. 🗂️ Requirements: Minimum 5 years of full-stack development experience, Proficiency in Java, Proficiency in SQL, Proficiency in React, Working knowledge of UNIX environments, Understanding of HTTP APIs and RESTful services, Experience with end-to-end software development lifecycle, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, SQL, Kotlin, UNIX, HTTP, REST, DevOps 🏢 Description: Unleash Innovation — Drive Impact as a Senior Full Stack Developer in Kraków! Kraków-based opportunity with hybrid work model (up to 3 days remote). As a Senior Full Stack Developer , you will be working for our client, a leader in Global Markets Technology, focused on delivering robust, scalable solutions that empower financial services worldwide. Join a dynamic team where your expertise will shape mission-critical applications, enhance operational efficiency, and foster digital transformation. Your main responsibilities: Collaborate within a dedicated team of 4–6 developers, taking ownership of all development phases from analysis to deployment and support. Break down business requirements into user stories and deliver iterative enhancements to production. Design, develop, and optimize full-stack solutions using Java, React, and SQL, ensuring high-quality code and adherence to best practices. Identify and address technical debt, balancing new features with system stability and performance. Participate in pair programming and code reviews to foster knowledge sharing and code excellence. Support existing applications post-deployment, ensuring continuous functionality and performance improvements. Follow technology guidelines and constraints, ensuring solutions are scalable, maintainable, and aligned with project standards. You're ideal for this role if you have: At least 5 years of professional experience in full-stack development or related fields. Strong proficiency in Java, SQL, and React; familiarity with Kotlin is a plus. Working knowledge of UNIX environments. Good understanding of HTTP APIs, particularly RESTful services. Demonstrated willingness to learn new programming languages and frameworks. Excellent communication skills in English. It is a strong plus if you have: Experience with DevOps practices or familiarity with other programming languages. Relevant certifications or training related to full-stack development. Language Required for the role: Fluent English (verbal and written). Eligibility to work in 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: Full Stack Developer role focused on migrating critical banking reporting systems to the cloud and building scalable web applications in a microservices architecture. The position combines Java and React development with cloud technologies to enhance data and reporting platforms. Work in an agile, cross-country team delivering secure, high-quality financial solutions. 🗂️ Requirements: 3+ years experience in large-scale full-stack web applications, Experience with microservices architecture, Proficiency in Java 17+, Strong knowledge of Spring and Spring Boot, Experience in RESTful API development, Expertise in ReactJS, Strong knowledge of JavaScript and TypeScript, Hands-on experience with Google Cloud Platform, Experience with relational databases or data warehouses, Experience with Git and SCM systems, Knowledge of CI/CD pipelines, Fluent English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, REST, ReactJS, JavaScript, TypeScript, GCP, PostgreSQL, BigQuery, AlloyDB, Git, GitHub, Jenkins, Microservices, CI/CD 🏢 Description: Unleash innovation at the intersection of cloud, data, and full-stack development — shape the future of banking technology! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Java & React Full Stack Developer , you will be working for our client, a leading global financial institution, supporting the transformation of their data and reporting systems within the International Wealth & Premier Banking division. You will be instrumental in migrating critical reporting platforms to the cloud and developing scalable, web-based applications that enhance decision-making and operational efficiency. Join a dynamic team committed to technological excellence and career growth in the finance sector. Your main responsibilities: Independently design, develop, test, and deploy web applications in a collaborative, cross-country environment. Support the migration of existing reporting systems to cloud-based platforms, ensuring seamless transition and minimal disruption. Mentor and guide team members, facilitating knowledge transfer and best practices for technology stack evolution. Ensure development adherence to IT methodologies, security standards, and documentation requirements. Work in an agile environment to deliver high-quality features aligned with client needs. You're ideal for this role if you have: 3+ years of experience in delivering large-scale full-stack web applications with microservice architecture. Strong proficiency in Java (Java 17+ preferred), Spring/Spring Boot, and RESTful API development. Expertise in ReactJS, JavaScript, and TypeScript. Hands-on experience with Google Cloud Platform products. Working knowledge of relational databases/data warehouses such as PostgreSQL, BigQuery, or AlloyDB. Experience with Git and SCM systems like GitHub. Knowledge of data visualization tools (e.g., Apache ECharts) is an advantage. Understanding of CI/CD pipelines, particularly Jenkins. It is a strong plus if you have: Certifications or experience in cloud architecture or DevOps practices. Language Required for the role: Fluent English communication skills are essential. 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: Hybrid Senior FullStack Developer (Java & Angular) role focused on building and maintaining scalable credit applications for international banking operations within a modern technology hub. The position involves full lifecycle development of microservices-based systems aligned with regulatory and group standards. You will contribute to high-impact financial projects in a distributed, Agile environment. 🗂️ Requirements: Minimum 4 years of experience as FullStack Developer, Minimum 2-3 years of experience with Angular 8+, Minimum 2-3 years of experience with Java 11+, Experience with Spring Framework (Boot, Batch, Security), Experience with RESTful microservices, Experience with SQL and PL/SQL, Experience with Oracle databases, Experience with Hibernate and JUnit, Experience with CI/CD tools (Jenkins), Understanding of Agile methodologies, Fluent English, Legal right to work in the European Union 📃 Skills: Java, Angular, TypeScript, JavaScript, HTML, CSS, JSON, XML, Hibernate, JUnit, Spring, SpringBoot, SpringBatch, SpringSecurity, REST, Microservices, SQL, PLSQL, Oracle, Jenkins, CI/CD 🏢 Description: Warsaw or Krakow-based opportunity with a hybrid work model, offering 4 remote days per week. As a Senior FullStack Developer – Java & Angular , you will be working for our client, a leading European bank that operates across 72 countries and is driving a cutting-edge tech revolution. Join a new, state-of-the-art hub dedicated to developing critical banking systems for global organizations, pushing the boundaries of financial technology and innovation. Your main responsibilities: Develop and design highly scalable credit applications to support international banking operations Analyze user requirements, develop specifications, and design, code, test, and implement systems aligned with group standards and regulatory requirements Handle development and design projects with proactive estimation, planning, and status reporting to management across locations in Paris/India and ISPL Follow best practices and quality processes for software development Work independently on assigned tasks, with potential mentoring of team members on technical and functional topics Contribute to code reviews and ensure the ongoing maintenance and refactoring of applications Ensure seamless application maintenance and continuous improvement of code quality You're ideal for this role if you have: At least 4 years of experience as a FullStack Developer Proven expertise in Angular 8+ (preferably Angular 14), JSON, XML, TypeScript, JavaScript, HTML, CSS (minimum 2-3 years) Strong background in Java 11+ (project currently runs on Java 17), JDK 8+, Hibernate, JUnit, Spring Framework (Boot, Batch, Security), and RESTful microservices (minimum 2-3 years) Experience working with SQL and PL/SQL, Oracle databases Good understanding of Agile methodologies, web services, APIs, and micro-services architecture Knowledge of DevOps principles & tools such as Jenkins for CI/CD pipelines Excellent communication skills with a high level of soft skills Fluent English proficiency It is a strong plus if you have: Banking or financial industry experience and domain knowledge Language required for the role: Fluent English 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. We offer you: ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participate in Social Events, training, and work in an international environment Access to attractive Medical Package Access to Multisport Program Access to Pluralsight Flexible hours & remote work Internal job number #8030 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Java React Tech Lead role focused on developing and modernizing a global digital payments platform in a hybrid model (Krakow, 2 days onsite). The position involves building microservices-based back-end and front-end solutions, migrating legacy systems to modern architectures, and leading an international team within Agile and DevOps environments. 🗂️ Requirements: 7+ years of software development experience, Strong experience with Java 11+, Experience with microservices architecture, Hands-on experience with Kubernetes, Hands-on experience with Git, Experience with Unix-based systems, Strong knowledge of SQL and databases, Experience with RESTful APIs, Experience with React and JavaScript, Experience in DevOps teams, Fluent English, Legal right to work in the EU 📃 Skills: Java, React, JavaScript, Kubernetes, Git, Unix, SQL, Oracle, REST, Microservices, Spring, SpringBoot, WebSphere, API, DevOps, Agile 🏢 Description: Empower financial innovation — lead the future of digital payments! Krakow-based opportunity with hybrid work model (2 days per week in the office). As a Senior Java React Tech Lead , you will be working for our client, a leader in the payments industry dedicated to enabling swift, secure, and worldwide financial transactions. You will be instrumental in developing and supporting the Global Disbursements platform, helping customers and clients move funds effortlessly across the globe, streamline payment processes, and enhance financial operations through cutting-edge technology. This role offers an exciting path to shape the evolution of digital payments and advance your career in a dynamic environment. Your main responsibilities: Building and maintaining services, microservices, and applications (both back-end and front-end) using Java 11/17/21, ReactJS, and related technologies. Migrating from mainframe and IBM WebSphere systems to modern API/microservices architectures to reduce costs and complexity. Implementing automation testing frameworks to improve testing efficiency and quality. Enhancing Straight-Through-Processing (STP) capabilities for financial services. Leading a talented India-based team to deliver high-impact solutions and ensuring best practices in Agile and DevOps workflows. You're ideal for this role if you have: 7+ years of experience in software development, with a focus on Java and microservices architecture. Strong proficiency in Java 11+, with preference for Java 17+. Hands-on experience with Kubernetes and Git. Fluent in navigating Unix-based systems and command-line interfaces. Solid knowledge of database technologies and SQL, with Oracle experience preferred. Deep understanding of RESTful microservices and API development. Working knowledge of web technologies such as JavaScript and React. Experience working within DevOps delivery teams. Familiarity with application monitoring and Spring/Spring Boot is a plus. It is a strong plus if you have: Certifications in Java, React, or Kubernetes. Experience leading international technical teams. 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. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8856 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 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.