Senior Fullstack Java Engineer (Java + Angular)

Way of working: Full-Remote Contract Type: B2B We are looking for a Senior Fullstack Java Engineer to join our team of bright thinkers and doers.You'll use your problem-solving creativity to figure out our client's most complex and challenging problems across different industries. We are on a mission to transform the world,and you will be instrumental in shaping how we do it with your ideas, thoughts, and solutions. Responsabilites Design, develop, test, and maintain Java-based applications and services Design, develop, test, and maintain modern Angular web applications and user interfaces Build scalable, secure, and high-availability systems using modern Java frameworks Develop end-to-end solutions across frontend, backend, and cloud infrastructure Lead technical design discussions and contribute to architecture decisions Contribute to frontend architecture decisions, component design, and UI standards Presentation skills and interaction with stakeholders Write clean, maintainable, and well-tested code (unit, integration, and automated tests) Implement responsive and accessible user interfaces following UX/UI best practices Optimize application performance, reliability, and security Optimize frontend performance, application loading times, and user experience Review code and mentor junior and mid-level engineers Collaborate with product managers, QA, DevOps, and other stakeholders Participate in agile ceremonies (planning, stand-ups, retrospectives) Provide root cause analysis on complex production issues Work closely with designers and product owners to translate business requirements into intuitive user experiences Ensure seamless integration between Angular frontend applications and Java-based backend services Qualifications 7+ years of experience as a Java Developer 3+ years of experience developing enterprise applications using Angular Experience with microservices architectures (service discovery, circuit breaker, docker containerization, centralized logging) Hands-on experience within the Java/Kotlin ecosystem, including Spring Framework, SpringBoot, and building advanced Spring Boot starters and libraries Experience with cloud platforms (Azure, AWS or GCP) Experience developing and integrating web services: REST, SOAP Strong experience building REST API integrations with Angular frontends Experience with persistence frameworks (Hibernate, JPA) SQL (Oracle, PostgreSQL, or MySQL) Knowledge of NoSQL databases (MongoDB, Cassandra) Experience using build & CI/CD tools: Maven, Gradle, Jenkins, Gitlab, Docker, etc. Experience with messaging systems (JMS, Kafka, RabbitMQ) Fluency in English Solid understanding of RESTful APIs and microservices architecture Experience with automated testing (JUnit, Mockito, Testcontainers, integration and end-to-end testing) Strong knowledge of Angular, TypeScript, RxJS, HTML5, CSS3, and modern frontend development practices Experience with Angular Material, PrimeNG, or similar UI component libraries Experience with frontend testing frameworks such as Jasmine, Karma, Cypress, or Playwright Understanding of state management patterns (NgRx, Signals, RxJS-based architectures) Knowledge of web security best practices (OAuth2, OpenID Connect, JWT, CORS, CSRF protection) Experience building responsive applications and supporting multiple browsers and devices Set yourself apart with: Experience leading fullstack development teams and mentoring engineers across both frontend and backend domains k8s knowledge Contract testing and TDD Familiarity with CI/CD pipelines and DevOps practices (GitHub Actions, Jenkins, GitLab CI,etc.) Experience with infrastructure-as-code tools (Terraform, CloudFormation) Experience with modern frontend architectures such as micro frontends Experience with design systems and reusable component libraries Knowledge of accessibility standards (WCAG) and frontend performance optimization Modern JS framework knowledge (Angular, React, VueJS)