Senior Fullstack Developer

🏢 Summary: Senior Fullstack Developer role focused on building and scaling a high‑volume communication platform in the travel industry, delivering time‑critical notifications via email and SMS. The position involves end‑to‑end development across Java/Spring Boot backend services and React/TypeScript frontends, with emphasis on distributed systems and event‑driven integrations. The role also includes ensuring quality through automated testing and contributing to CI/CD processes in a GCP environment. 🗂️ Requirements: Proficiency in Java, Proficiency in React, Strong knowledge of TypeScript, Experience with Spring Boot, Understanding of distributed systems, Experience with REST APIs, Experience with messaging systems, Knowledge of SQL and NoSQL databases, Experience with containerized deployments, Experience with Google GCP, Experience with automated testing, Experience with CI/CD pipelines, Legal work permit in Poland 📃 Skills: Java, SpringBoot, React, TypeScript, REST, Kafka, SQL, NoSQL, GCP, Docker, CICD, Testing 🏢 Description: We are looking for a Senior Fullstack Developer for our client, based in Kraków and surrounding areas. The project involves developing a large-scale communication platform in the travel industry that generates traveler documents and delivers time-critical notifications via email and SMS (over 1 million emails and approximately 100,000 SMS messages daily). The system is responsible for informing travelers about schedule changes, web check-in availability, and flight status (from 24 hours before departure up to the departure time), as well as collecting post-trip feedback. Deliver end‑to‑end features across Java/Spring Boot services and React/TypeScript front‑ends. Design clean APIs and data contracts; implement event‑driven integrations and resilient error handling. Own quality with automated tests at multiple layers and contribute to CI/CD pipelines. Collaborate closely with Product/Design to iterate quickly from discovery to production. Proficiency in Java and React/TypeScript with solid understanding of distributed systems and web fundamentals. Experience with REST, messaging (e.g., Kafka), SQL/NoSQL and containerized deployments. Google GCP experience. Pragmatic testing mindset and effective code review habits. Nice to have Exposure to email/SMS deliverability and localization at scale. Experience building internal admin tooling and dashboards Must possess a legal work permit in Poland General benefits - depends on the form of employment Hybrid work model combining office & remote work Attractively located office with collaboration spaces Onsite parking space for employees Referral program with financial bonus Life Insurance Budget for development (including language courses and others), clear career path with the possibility to gain experience in international environment Access to internal Learning Platform with multiple trainings oriented for professional growth Lifestyle benefits: Access to MyBenefit platform (Multisport included) Team Building activities Charity initiatives Working environment promoting diversity and inclusion Health benefits: Private medical care - Platinum Package

🏢 Summary: Senior Frontend Developer role focused on building and scaling a high-volume communication platform in the travel industry using React and TypeScript. The position involves creating advanced UIs for template management, localization workflows, approvals, and reporting dashboards, while ensuring performance, accessibility, and security. The developer will integrate with secure backend APIs and deliver robust, well-tested frontend solutions for global users. 🗂️ Requirements: Proficiency in React, Proficiency in TypeScript, Strong knowledge of HTML5 and CSS3, Experience with modern build tooling, Experience with testing frameworks (unit and E2E), Experience with Git workflows, Experience integrating with secure backend APIs, Knowledge of state management, caching and error handling, Understanding of accessibility standards, Knowledge of internationalization practices, Knowledge of browser security best practices, Very good command of English, Legal work permit in Poland 📃 Skills: React, TypeScript, JavaScript, HTML5, CSS3, APIs, Git, Testing, E2E, Unit, Accessibility, Internationalization, Security, StateManagement, Caching, ErrorHandling, BuildTools 🏢 Description: We are looking for a Senior Frontend Developer (React/JavaScript) for our client, based in Kraków and surrounding areas. The project involves developing a large-scale communication platform in the travel industry that generates traveler documents and delivers time-critical notifications via email and SMS (over 1 million emails and approximately 100,000 SMS messages daily). The system is responsible for informing travelers about schedule changes, web check-in availability, and flight status (from 24 hours before departure up to the departure time), as well as collecting post-trip feedback. Build React/TypeScript UIs for template authoring, localization workflows, approvals and reporting dashboards. Collaborate with Product to deliver accessible, responsive and performant experiences for global audiences. Integrate front‑end with secure backend APIs; ensure state management, caching and error handling are robust. Write automated tests (unit/E2E) and contribute to component libraries/design systems. Proficient in React, TypeScript, HTML5/CSS3 and modern build tooling. Experience with testing frameworks and Git workflows. Strong attention to accessibility, internationalization and security best practices in the browser. Very good command of English (written and verbal) Nice to have Hands‑on with WYSIWYG editors, charting/visualization libraries and design system contributions. Performance profiling and optimization experience. Must possess a legal work permit in Poland General benefits - depends on the form of employment Hybrid work model combining office & remote work Attractively located office with collaboration spaces Onsite parking space for employees Referral program with financial bonus Life Insurance Budget for development (including language courses and others), clear career path with the possibility to gain experience in international environment Access to internal Learning Platform with multiple trainings oriented for professional growth Lifestyle benefits: Access to MyBenefit platform (Multisport included) Team Building activities Charity initiatives Working environment promoting diversity and inclusion Health benefits: Private medical care - Platinum Packag

🏢 Summary: B2B FullStack Developer role focused on building and enhancing a Client Onboarding platform for Global Banking and Markets using Java and React in a hybrid Kraków-based environment. The position involves developing REST APIs, working with microservices, improving system performance and security, and supporting production systems. Candidates will collaborate in a fast-paced DevOps-oriented team delivering innovative onboarding solutions. 🗂️ Requirements: Java 8+, React, Microservices, REST APIs, Testing, CI/CD, Debugging, Security awareness, Database schema design, PostgreSQL, DevOps, Problem-solving, Analytical skills, Collaborative environment experience 📃 Skills: Java, React, REST, Microservices, CI/CD, PostgreSQL, DevOps, Testing, Security 🏢 Description: As a FullStack Developer in our Kraków office, you will contribute to the development of a user-friendly Client Onboarding experience for Global Banking and Markets. This role emphasizes innovative thinking and a commitment to improving client experiences through technology. Work model: Hybrid (6 times per month work from office-Cracow) Business trips: n/a Start: ASAP/ one month notice period Assignment type: B2B Budget: 150-190 zł/h Main Responsibilities: Develop and maintain the Client Onboarding solution using Java and React. Debug existing code and extend functionality where necessary. Implement REST APIs in line with microservice architecture. Create and execute tests to ensure the reliability of functionalities and endpoints. Participate in performance and stability improvement initiatives. Contribute to security implementations around services and endpoints. Engage in production support as part of a rotating schedule. Key Requirements: Strong knowledge of Java 8+ / 18+ Proficient in React JS Ability to understand and debug existing code Experience with microservice architecture Experience with writing REST APIs Skill in writing tests to verify code functionality Familiarity with CI/CD tooling Strong security awareness in development practices Self-motivated with rapid learning capabilities Experience in a collaborative and fast-paced environment Strong problem-solving and analytical skills Good understanding of database schema design; knowledge of PostgreSQL is a plus Able to work in a DevOps environment Nice to Have: Familiar with DevOps practices Experience with cloud platforms Other Details: This position is based in Kraków, requiring hybrid work with meetings held online. The role involves substantial collaboration on innovative solutions aimed at enhancing the client onboarding process. Regular coding interviews will be conducted to assess coding skills.

🏢 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: Hybrid Java Fullstack Developer role focused on building and maintaining scalable web applications using Java and React.js. The position involves developing backend services, modern frontend interfaces, and RESTful APIs while supporting CI/CD processes. Work model includes two days onsite in Warsaw with the remaining days remote. 🗂️ Requirements: Strong experience with Java, Solid experience with React.js, Experience building and consuming REST APIs, Strong knowledge of JavaScript, Strong knowledge of HTML, Strong knowledge of CSS, Experience with Git, Experience with CI/CD pipelines, Familiarity with Agile environments, English proficiency 📃 Skills: Java, React, REST, JavaScript, HTML, CSS, Git, CI/CD, Spring, TypeScript, SQL, Docker 🏢 Description: We are looking for an experienced Java Fullstack Developer to join our development team in Kraków. In this role, you will work on building and maintaining scalable web applications, contributing to both backend services and modern frontend interfaces. This position follows a hybrid working model with two/three days per week onsite in Warsaw . Key Responsibilities Develop and maintain backend services using Java Build responsive and modern user interfaces using React.js Design and implement RESTful APIs Collaborate with product managers, designers, and engineers to deliver new features Write clean, maintainable, and efficient code Participate in code reviews and contribute to development best practices Troubleshoot and resolve technical issues Support integration and deployment through CI/CD pipelines Required Skills and Experience Strong experience with Java Solid experience with React.js Experience building and consuming REST APIs Strong knowledge of JavaScript, HTML, and CSS Experience with Git and modern development workflows Familiarity with Agile development environments Good communication skills in English Nice to Have Experience with Spring Boot Experience with TypeScript Knowledge of SQL databases Familiarity with Docker or cloud platforms Work Model Hybrid: 2 days onsite in Warsaw , remaining days remote.

🏢 Summary: Senior Fullstack Developer role focused on building sustainable crop science solutions in a global agile environment. The position involves developing and optimizing fullstack applications, solving identity and account management challenges, and designing scalable cloud-based architectures using modern JavaScript technologies. Fully remote work opportunity based in Warsaw with strong emphasis on innovation, collaboration, and mentoring. 🗂️ Requirements: 5+ years of software development experience, Strong JavaScript knowledge, Experience with Node.js backend development, Proficiency in TypeScript, Strong React frontend development skills, Experience with AWS services, English communication skills, Experience working in agile global teams, Legal right to work in Europe 📃 Skills: JavaScript, Node.js, TypeScript, React, AWS, DynamoDB, Lambda, StepFunctions, Medusa, SAP, Salesforce 🏢 Description: Ignite innovation in environmental care — shape sustainable solutions through cutting-edge software engineering. As a Senior Fullstack Developer, you will be working for a global leader in healthcare and agriculture. You will contribute to solving major global challenges by developing innovative crop science solutions that promote sustainability, resilience, and community well-being. This role offers a platform for impactful work and career growth in a dynamic, global environment. Your main responsibilities: - Develop and support business-critical solutions within an agile, product-oriented team. - Solve organization-wide challenges related to identity and account management. - Design and document technical architecture and software solutions across multiple teams. - Ensure consistency, quality, and performance of all developed solutions. - Evaluate and recommend new technologies to enhance system efficiency and scalability. - Build and maintain relationships with key stakeholders and partner organizations. - Mentor junior engineers, fostering technical growth and best practices. - Continuously enhance your technical skills in a fast-paced environment. You're ideal for this role if you have: - 5+ years of experience in software development or engineering. - Strong problem-solving skills, proactive attitude, and collaborative mindset. - Deep knowledge of JavaScript, including runtimes, APIs, and ecosystem. - Extensive experience with backend development using Node.js. - Proficiency in TypeScript and writing clean, maintainable code. - Strong front-end skills in React, build tools, and performance optimization. - Cloud expertise with AWS services, including DynamoDB, Lambda, and Step Functions. - Product-oriented mindset, understanding business domains to suggest pragmatic solutions. - Excellent English communication skills and experience working in an agile, global team. - Willingness to learn, develop, and innovate in a fast-paced environment. It is a strong plus if you have: - Knowledge of Medusa.js. - Experience with SAP or Salesforce integrations. Language required for the role: - Communicative English. Eligibility to work in: - Only candidates with an existing legal right to work in Europe will be considered for this role. 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 Developer role focused on building sustainable crop science solutions in a global agile environment. The position involves developing and supporting business-critical applications, designing technical architectures, and solving identity and account management challenges using modern fullstack technologies. Hybrid work model in Warsaw with opportunities for innovation, mentoring, and collaboration across global teams. 🗂️ Requirements: 5+ years of software development or engineering experience, Strong knowledge of JavaScript runtimes, APIs, and ecosystem, Experience with backend development using Node.js, Proficiency in TypeScript, Strong frontend development skills with React, Experience with AWS services, Ability to design and document technical architecture, Experience working in agile global teams, Excellent English communication skills, Legal right to work in Europe 📃 Skills: JavaScript, Node.js, TypeScript, React, AWS, DynamoDB, Lambda, StepFunctions, Medusa.js, SAP, Salesforce 🏢 Description: Ignite innovation in environmental care — shape sustainable solutions through cutting-edge software engineering. Warsaw-based opportunity with a fully remote workmode! As a Senior Fullstack Developer , you will be working for our client, a global leader in healthcare and agriculture. You will contribute to solving major global challenges by developing innovative crop science solutions that promote sustainability, resilience, and community well-being. This role offers a platform for impactful work and career growth in a dynamic, global environment. Your main responsibilities: Develop and support business-critical solutions within an agile, product-oriented team. Solve organization-wide challenges related to identity and account management. Design and document technical architecture and software solutions across multiple teams. Ensure consistency, quality, and performance of all developed solutions. Evaluate and recommend new technologies to enhance system efficiency and scalability. Build and maintain relationships with key stakeholders and partner organizations. Mentor junior engineers, fostering technical growth and best practices. Continuously enhance your technical skills in a fast-paced environment. You're ideal for this role if you have: 5+ years of experience in software development or engineering. Strong problem-solving skills, proactive attitude, and collaborative mindset. Deep knowledge of JavaScript, including runtimes, APIs, and ecosystem. Extensive experience with backend development using Node.js. Proficiency in TypeScript and writing clean, maintainable code. Strong front-end skills in React, build tools, and performance optimization. Cloud expertise with AWS services, including DynamoDB, Lambda, and Step Functions. Product-oriented mindset, understanding business domains to suggest pragmatic solutions. Excellent English communication skills and experience working in an agile, global team. Willingness to learn, develop, and innovate in a fast-paced environment. It is a strong plus if you have: Knowledge of Medusa.js. Experience with SAP or Salesforce integrations. Language required for the role: Communicative English. Eligibility to work in: 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: Contract B2B Fullstack Developer role (hybrid in Wroclaw) focused on building and maintaining enterprise-grade financial platforms using Java/Spring Boot and Angular. The position involves developing microservices, scalable APIs, and responsive UI components while contributing to CI/CD and DevOps practices. The role requires ensuring high performance, security, and reliability within Agile teams. 🗂️ Requirements: Strong experience in Java 17/21+, Strong experience with Spring Boot, Experience with microservices architecture, Solid experience in Angular 14/16+, Experience with TypeScript, HTML, CSS, Experience building REST APIs, Experience with relational databases (Oracle, SQL Server, or PostgreSQL), Experience with Git, Experience with CI/CD tools (Jenkins or GitHub Actions), Understanding of secure application design, Experience working in Agile/Scrum 📃 Skills: Java, Spring, SpringBoot, Angular, TypeScript, HTML, CSS, REST, Microservices, Oracle, SQLServer, PostgreSQL, Git, Jenkins, GitHubActions, CI/CD, Agile, Scrum 🏢 Description: We are looking for a talented and experienced Fullstack Developer to join our growing team at a global leader in financial services platforms. Work mode: Hybrid, 3 days from office in Wroclaw, Poland Type of contract: Contract: B2B only ( 1 year with extensions) Key Responsibilities: Design, develop, test, and maintain full-stack applications using Java/Spring Boot on the backend and Angular on the frontend. Build scalable APIs, microservices, and UI components for enterprise-grade platforms. Ensure application performance, code quality, security, and reliability through best engineering practices. Participate in code reviews, design discussions, and continuous improvement initiatives. Troubleshoot production issues, perform root cause analysis, and implement sustainable fixes. Contribute to CI/CD pipelines , automated testing, and DevOps practices to improve software delivery. Support integration with databases, messaging systems, and third-party/internal enterprise services. Follow Agile/Scrum practices and actively participate in sprint ceremonies. Required Qualifications: Strong hands-on experience in Java  ( 17/21+) development , with Spring Boot and microservices architecture. Solid experience in Angular ( 14/16+) , TypeScript, HTML, CSS, and responsive UI development. Good understanding of REST APIs, backend integration patterns, and secure application design. Experience with relational databases such as Oracle, SQL Server, or PostgreSQL. Familiarity with source control tools such as Git, and CI/CD tools such as Jenkins, GitHub Actions, or similar. Understanding software development lifecycle, testing frameworks, and Agile methodologies. Strong analytical, problem-solving, and communication skills. Experience with version control systems, preferably Git. Benefits: Collaborative and supportive team culture Opportunity to work with global teams and stakeholders Exposure to innovative and impactful projects 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Hybrid Fullstack Developer role focused on building and maintaining scalable web applications using Java and React.js. The position involves designing backend services and RESTful APIs, developing modern frontend interfaces, and contributing to CI/CD and DevOps practices. Work includes testing, performance optimization, and collaboration on architecture and microservices. 🗂️ Requirements: Strong experience with Java and Spring Boot, Solid experience with React.js and state management, Experience designing and consuming RESTful APIs, Experience with microservices architecture, Proficiency in JavaScript, HTML5, CSS3, Experience with relational or NoSQL databases, Knowledge of unit and integration testing practices, Experience with CI/CD pipelines, Familiarity with Git and version control workflows, Ability to work with Agile/Scrum methodologies 📃 Skills: Java, Spring, SpringBoot, React, Redux, JavaScript, HTML5, CSS3, Webpack, Babel, ESLint, JUnit, Mockito, Jest, MySQL, PostgreSQL, NoSQL, Git, CI/CD, Docker, Kubernetes, AWS, Azure, GCP, Kafka, GraphQL, WebSocket 🏢 Description: We are looking for a highly skilled Fullstack Developer with expertise in Java and React.js to join our Kraków-based development team. You will design, develop, and maintain scalable, high-performance web applications, contributing to both backend services and rich frontend interfaces. This role follows a hybrid working model , with 2–3 days per week onsite in Kraków. Key Responsibilities Backend Development: Architect, implement, and maintain backend services using Java , Spring Boot , and related frameworks Frontend Development: Build responsive, modular, and maintainable React.js applications with a focus on component-driven design Design and implement RESTful APIs and microservices , ensuring high performance, security, and scalability Collaborate with cross-functional teams to define technical requirements , system architecture, and feature implementation Apply unit testing, integration testing, and end-to-end testing best practices (JUnit, Mockito, Jest, React Testing Library) Participate in code reviews , enforce coding standards, and promote best practices in clean code, SOLID principles, and design patterns Troubleshoot and optimize application performance and resolve production issues Manage CI/CD pipelines , automate deployments, and support DevOps practices Stay up-to-date with emerging technologies and frameworks to continuously improve application architecture Required Skills and Experience Strong experience with Java , Spring Boot , and related backend frameworks Solid experience with React.js , Redux , or state management libraries Proven experience in designing and consuming RESTful APIs and microservices architecture Proficient in JavaScript, HTML5, CSS3, and modern frontend tooling (Webpack, Babel, ESLint) Experience with relational databases (MySQL, PostgreSQL) and/or NoSQL databases Familiarity with Git , version control workflows, and Agile/Scrum methodologies Understanding of unit testing, integration testing, and test-driven development (TDD) Good problem-solving and communication skills in English Nice to Have Experience with TypeScript and advanced React patterns (Hooks, Context API, Suspense) Knowledge of Docker , Kubernetes , or cloud platforms (AWS, Azure, GCP) Experience with event-driven architectures , message queues , or Kafka Familiarity with GraphQL or WebSocket-based real-time applications

🏢 Summary: Senior Fullstack Developer role focused on modernizing a banking Corporate Netbank Administration system through REST API development and microservices extraction. The position involves refactoring legacy applications and enhancing integrations to improve customer experience. Work is delivered in hybrid model with strong emphasis on Java and modern frameworks. 🗂️ Requirements: Minimum 6 years of hands-on Java development experience, Experience with reactive programming, Working knowledge of Spring framework, Working knowledge of Hibernate, Experience with SQL, Experience with REST APIs, Experience with microservices architecture, Experience with Git, Minimum 2 years of experience with Angular 📃 Skills: Java, Spring, Hibernate, SQL, REST, Microservices, Git, Angular, Reactive 🏢 Description: Industry: Banking Work model: Hybrid in Warsaw or Tricity - 3 days a week in the office Rate: up to 170 PLN/h (B2B contract) The Senior Fullstack Developer role is focused on modernizing the Corporate Netbank Administration (CNA) system, improving the customer experience through API development, and ensuring seamless integration across various services. The position requires strong expertise in Java development and solid experience with modern frameworks. RESPONSIBILITIES: Building REST API solutions and integrations with other applications. Refactoring legacy applications by extracting business logic into microservices. Collaborating with other developers, teams, and stakeholders to deliver optimal solutions. Participating in the development and continuous improvement of services in both microservice and monolith architectures. REQUIREMENTS: Hands-on experience in Java development (preferably at least 6 years). Familiarity with reactive programming . Working knowledge of Spring and Hibernate frameworks. Experience with SQL , REST , Microservices , and Git . At least 2 years of experience with Angular . NICE TO HAVE: Familiarity with the DDD (Domain-Driven Design) approach. Experience with the Cucumber framework. Previous experience working in an international team with English as the common language. Exposure to SAFe Agile methodologies.