Developer Machine Learning

Principal Developer Wanted — Join an Aviation Tech Team   Take your career to new heights — work on impactful solutions for a European client   Are you an experienced Java engineer ready for a new adventure? Do you want to work at the intersection of technology and aviation, developing innovative solutions in a truly international environment? Full-Stack Architecture & Development – Java, React, TypeScript: Lead the design and development of end-to-end solutions with a strong emphasis on Java backend services using Quarkus/Spring , while also developing modern, responsive frontend applications using React, TypeScript , and contemporary UI frameworks. AI-Assisted Development: Champion the adoption and effective use of Claude Code and other AI-assisted development frameworks. Guide the team in prompt engineering, code review of AI-generated code, and best practices for integrating AI tools into the development workflow while maintaining security and quality standards. Backend Excellence: Architect and implement high-performance, scalable microservices and APIs using Java, ensuring code is maintainable, testable, and aligned with industry best practices. Drive technical decisions on backend architecture and patterns. Database Architecture: Design and optimize complex database solutions across MongoDB and PostgreSQL , including schema design, query optimization, indexing strategies, data modeling, and migration strategies to achieve exceptional performance and scalability. Design and implement robust event-driven systems using Kafka , ensuring reliable message processing, event sourcing patterns, and seamless integration with monitoring solutions ( ELK stack ). Identify, analyze, and resolve performance bottlenecks across the entire stack - from frontend rendering to backend processing to database queries. Implement comprehensive performance monitoring, profiling, and optimization strategies. DevOps & CI/CD Leadership: Design and maintain sophisticated CI/CD pipelines using Jenkins , integrate security scanning ( SonarQube, Snyk, OWASP ), manage artifact repositories ( Nexus ), and ensure deployment automation. Testing Strategy: Establish comprehensive testing strategies including unit testing, integration testing, end-to-end testing, performance testing, and security testing. Ensure high code coverage and quality gates throughout the pipeline. Technical Leadership: Provide technical mentorship to development teams, conduct code reviews, establish coding standards, and foster a culture of engineering excellence and continuous learning. Make critical architectural decisions and drive technical strategy. AI/ML Integration: Design and implement integrations with AI/ML services, LLM APIs, and intelligent automation features. Understand prompt engineering, model selection, and responsible AI practices. Stakeholder Collaboration: Work closely with product owners, architects, security teams, and business stakeholders to translate complex requirements into technical solutions. Communicate technical concepts effectively to both technical and non-technical audiences. End-to-End Ownership: Take complete ownership of complex features and systems from conception through design, implementation, testing, deployment, and maintenance. Required Technical Expertise: Java Mastery : 8+ years of extensive experience with Java, Maven/Gradle, and deep expertise in Quarkus and/or Spring Boot for building enterprise-grade applications. Strong experience with React, TypeScript/JavaScript (ES6+), HTML5, CSS3, and modern frontend build tools (Webpack, Vite). Experience with responsive design, state management (Redux, Context API), and frontend performance optimization. Database Expertise : Advanced knowledge of MongoDB and PostgreSQL, including complex query optimization, indexing strategies, replication, sharding, backup/recovery, and data migration patterns. Expert-level experience with Kafka for event-driven architectures, including topics, partitions, consumer groups, and integration with monitoring solutions (ELK stack, Prometheus, Grafana). DevOps & Infrastructure : Strong hands-on experience with Docker, Kubernetes, Jenkins, SonarQube, Nexus, and GitOps practices. Cloud & Infrastructure : Experience with cloud platforms (AWS, Azure, or GCP), infrastructure-as-code (Terraform, Ansible), and container orchestration at scale. AI & LLM Integration : Practical experience with AI-assisted development tools (Claude Code, GitHub Copilot, or similar). Knowledge of AI/ML frameworks (TensorFlow, PyTorch, scikit-learn) is a plus. Testing Frameworks : Comprehensive knowledge of testing strategies and tools including JUnit, Mockito, Testcontainers, Jest, React Testing Library, Selenium/Cypress, and performance testing tools (JMeter, Gatling). Principal-Level Experience : 10+ years of software development experience with at least 3-5 years in senior or principal roles, demonstrating technical leadership and strategic thinking. Architectural Vision : Proven ability to design complex, scalable systems and make sound architectural decisions that balance technical excellence with business needs. Exceptional Communication : Outstanding ability to articulate complex technical concepts to diverse audiences, lead technical discussions, and build consensus across teams. Passion for emerging technologies, particularly AI-assisted development, with the curiosity and drive to evaluate and adopt new tools and practices that enhance team productivity. Experience with additional frontend frameworks (Vue.js, Angular) Experience in the aviation or air traffic management domain Understanding of AIXM (Aeronautical Information Exchange Model) or aeronautical data standards Contributions to open-source projects or technical community engagement Certifications in relevant technologies (AWS, Kubernetes, Java, etc.)   What’s in it for you?   Private medical and dental care Google Cloud, AWS, ITIL Gift packages for special occasions: Easter, Christmas, Children’s Day Hybrid mode of work (max. Interview with a Manager/IT expert/project representative