Senior Java Full Stack Engineer

2 weeks ago


Remote Kraków, Czech Republic N-iX Full time
  • Proficiency in Java 11 (Java 17 or newer is a plus)
  • Experience with Spring
  • Good understanding of JavaScript, HTML and CSS
  • Experience with ReactJS
  • Experience with AWS (or Azure) cloud services is a plus
  • Experience with BackboneJS is a plus
  • Upper-intermediate level of English knowledge

N-iX is a software development service company that helps businesses across the globe develop successful software products. Founded in 2002 in Lviv, N-iX has come a long way and increased its presence in nine countries - Poland, Ukraine, Sweden, Romania, Bulgaria, Malta, the UK, the US, and Colombia. Today, we are a strong community of 2,000+ professionals and a reliable partner for global industry leaders and Fortune 500 companies.

About the Client:
The client is a global leader in workforce management solutions, providing scalable, cloud-based software that helps businesses optimize labor operations, improve efficiency, and enhance workforce productivity. With a strong international presence, they serve a variety of industries, including hospitality, retail, and healthcare.
We are seeking a Java full-stack engineer to join the team and accelerate product development. The ideal candidate should have experience in backend development, with some front-end skills (ReactJS). This is an excellent opportunity to work in a global, collaborative team and improve English language skills as many meetings are conducted in English.

,[Develop new features from the product backlog, Develop REST services to support high-volume, low-latency web and mobile apps, Design and implement DB schema to allow new functionality, Maintain existing codebase] Requirements: Java, HTML, CSS, React Tools: . Additionally: International projects, Training budget, Competition of certification, Tech community, Free coffee, Modern office, kitchen.

  • Remote, Kraków, Wrocław, Warsaw, Czech Republic N-iX Full time

    Must-Have:5+ years of experience with React or Next.JS and TypescriptAt least 3 years of experience with Java for developing APIs and web applications.Exposure to or experience with Scala, or eagerness to learn itAWS 3+ years practical experiencePrevious experience working with Optimizely is a mustDeep practical knowledge of AWS Kafka,  AWS...


  • Remote, Kraków, Wrocław, Warsaw, Czech Republic N-iX Full time

    We are seeking a seasoned Senior Full-stack Engineer to join our team at N-iX. As a technical expert in e-commerce, you will play a pivotal role in shaping the future of online car markets and enhancing the user experience for millions of car buyers and sellers.The ideal candidate will have a strong background in Typescript and Java, with extensive...


  • Remote, Warszawa, Czech Republic Link Group Full time

    5+ years of commercial experience as a Fullstack DeveloperStrong Java development skills and hands-on experience with AngularSolid grasp of JavaScript, HTML5, CSS3, and responsive designFamiliarity with microservices architecture and cloud environments (AWS / Azure)Experience with REST/SOAP APIsStrong knowledge of relational databases and SQLUnderstanding of...


  • Remote, Budapest, Czech Republic Peak Full time

    5+ years of experience in software development using Java, Python, .NET, or JavaScriptStrong frontend and backend expertise with frameworks such as Spring Boot, Nest.js, Angular, React, Vue.js, or Next.jsExperience with cloud platforms (AWS, GCP, Azure)Solid understanding of software architecture, microservices, and API design Join Peak – Where Innovation...


  • Warszawa, Kraków, Czech Republic Antal Full time

    Are you a skilled Full Stack Engineer looking to make a significant impact in a global financial project? We are seeking an experienced professional to join our Clients team as a Senior Full Stack Developer.About the RoleWe are working on a cutting-edge project that requires expertise in designing and implementing scalable microservices and RESTful APIs. As...


  • Remote, Lviv, Kyiv, Czech Republic Spendbase Full time

    4-6 years of commercial experienceProficiency in Node.js, TypeScript, and Nest.jsKnowledge of PostgreSQLFamiliarity with DockerStrong desire to learn new skills and gain knowledgeMeticulous attention to detailsStrong problem-solving skillsUpper-intermediate English is a must Spendbase is the one-stop shop for optimizing your spending on cloud and...


  • Kraków, Lesser Poland, Czech Republic HSBC Technology Poland Full time

    About HSBC Technology PolandHSBC is one of the world's largest banking and financial services organisations, with operations in 80 countries. We are committed to enabling people to thrive through access to our full range of products and services.The RoleWe're seeking a Senior Full Stack Engineer to join our Global Banking team in Warsaw, Poland. As a key...


  • Remote, Wrocław, Czech Republic Rite NRG Full time

    About Rite NRGRite NRG is a forward-thinking technology company that empowers businesses through innovative software solutions. We prioritize building strong partnerships and delivering exceptional results for our clients.Job OverviewWe are seeking an experienced Senior Full-stack Engineer to lead our team in developing full-stack systems using a...


  • Remote, Kraków, Czech Republic N-iX Full time

    N-iX is a software development service company that helps businesses across the globe develop successful software products.We are seeking a skilled Java full-stack engineer to join our team and contribute to accelerating product development. The ideal candidate should have experience in backend development with some front-end skills, specifically ReactJS.The...


  • Remote, Warszawa, Czech Republic Link Group Full time

    Link Group is seeking a seasoned Senior Java Full-Stack Developer to join our team.Key ResponsibilitiesDesign, develop, and maintain complex web applications using Java for the backend and Angular for the frontend.Write unit tests and contribute to a robust testing culture within the team.Collaborate with agile teams to deliver high-quality solutions that...


  • Kraków, Lesser Poland, Czech Republic Hitachi Energy Full time

    Your backgroundAt least 4 years of experience in full stack developmentVery Good knowledge about React ecosystem: State Management / Routing / InternationalizationGood knowledge about: ReactJS, TypeScript, JavaScript, Redux or any otherR, State Management library,  HTTP protocol and experience with getting/posting data from/to REST API,  GIT version...


  • Kraków, Lesser Poland, Czech Republic Hitachi Energy Full time

    We are seeking a skilled Senior Full Stack Software Engineer to join our R&D team at Hitachi Energy. As a key member of our agile development team, you will be responsible for designing, developing, and maintaining software systems that support the analytics functions of our asset monitoring solutions.Key Responsibilities:Design and implement scalable,...


  • Remote, Kraków, Czech Republic N-iX Full time

    Requirements:5+ years of experience with React or Next.JS and TypescriptAt least 3 years of experience with Java for developing APIs and web applications.Exposure to or experience with Scala, or eagerness to learn itAWS 3+ years practical experience.Previous experience working with Optimizely is a must;Deep practical knowledge of AWS Kafka,  AWS DynamoDB,...


  • Kraków, Lesser Poland, Czech Republic Mindbox S.A. Full time

    Strong Java knowledgeStrong React JS knowledgeMust be able to debug the existing code, extend the functionality and/or fix issues if any.Understanding of micro service architecture and ability to write REST APIsCan write sensible tests to verify functionalities and endpointsHas prior hands-on experience around any CI-CD tooling.Always considers implementing...


  • Remote, Czech Republic PAR Data Central Full time

    What do we need from you: Strong expertise in MS SQL Server, including:– Writing complex stored procedures, triggers, and functions– Query tuning and performance optimization using tools like Execution Plans and SQL ProfilerHands-on experience with high-performance databases such as ClickHouse or similar solutionsDeep understanding of OOP, Design...


  • Remote, Czech Republic Adaptiq Full time

    5+ years of experience with Node.jsHands-on experience with Nest.js frameworkAt least 2 years of experience working with ReactSolid understanding and practical experience with KubernetesProficient with SQL, PostgreSQLExperience in designing and implementing RESTful APIExperience with cloud environments (AWS/GCP/Azure)Experience with microservice...


  • Kraków, Lesser Poland, Czech Republic Hitachi Energy Full time

    About UsHitachi Energy is a leading global technology provider for industrial IoT platforms.We are looking for an experienced Senior Full-stack Developer to join our team in Krakow, Poland.The ideal candidate will have excellent software engineering skills and a can-do culture.


  • Remote, Czech Republic Impressit Full time

    —  5+ years of experiencein full stack development, with strong expertise in both front-end and back-end technologies.— Proficiency in TypeScript and experience with modern JavaScript frameworks like React.— Strong experience in Node. js for building server-side applications and APIs.— In-depth knowledge of databases, including relational...


  • Remote, Czech Republic SoftServe Full time

    IF YOU AREExperienced as a senior or lead full-stack engineer with 5+ years of deploying applications from prototype to production using React, Python, and FastAPIProficient in building scalable frontend applications with React and designing RESTful APIs with FastAPI while leveraging Python for scripting, automation, and backend logicSkilled in cloud...


  • Remote, Wrocław, Łódź, Warszawa, Kraków, Białystok, Czech Republic Spyrosoft Full time

    Key skillsProficiency in key technologies, such as:Java (including OSGi; Python and Rust are a plus)Communication protocols like Modbus, REST API, SMA Sunspec, EEBUS, etc.Nice to have: Bosch IoT Suite OSGi, Apache Felix OSGiFamiliarity with data analytics and AI techniques such as neural networks, clustering algorithms, and deep learning.Experience in...