Senior Core Java Developer

We are looking for an experienced Senior Core Java Developer to join a project in Gdańsk, Poland for a leading global company in geophysical software solutions. You will play a key role in designing, developing, and optimizing advanced applications for geophysical data processing, modeling, visualization, and interpretation. This is a fully remote role for candidates located in Poland, with collaboration across Europe, Canada, and the United States. 📍 Location & Work Mode • Work Mode: 100% Remote (must be located in Poland) ⏳ Contract Details • Daily Rate: 1.200 – 1.400 PLN/day 👤 Experience • 6–15 years of professional experience in software development   🛠 Mandatory Skills • Core Java (OpenJDK 21) • Eclipse / RCP / SWT / Swing (stretch) • Thick-client (desktop) application development with design patterns & Java best practices • OpenGL • Algorithmic analysis • Development skills, teamwork, Agile, performance optimization, debugging ✅ Desired Skills • C++ (preferred) • 1+ years of geoscience-related experience (preferred) 📱 Responsibilities • Collaborate with geophysicists, data scientists, and software engineers to translate scientific requirements into robust software solutions • Design, develop, and maintain high-performance applications for geophysical data analysis, interpretation, and visualization (e.g., seismic, horizon, fault, velocity model) • Present architectural designs and technical proposals to the architecture review board • Break down development tasks and define clear implementation roadmaps • Implement and optimize computational algorithms • Develop thin and thick client applications that interact with cloud-based microservices • Ensure high code quality via unit testing, code reviews, security hardening, and CI/CD pipelines • Provide technical support and lead troubleshooting sessions for end-users • Mentor junior developers and actively contribute to architectural and implementation decisions • Work in an Agile/Scrum environment, delivering working solutions at the end of each sprint • Stay current with emerging technologies and trends in geophysical computing and software development 💻 Tools & Technologies • GitLab, Eclipse, VS Code, CI/CD pipelines • Draw.io for architecture diagrams • Performance tools: VisualVM, JMC/JFR, Async • Windows and Linux operating systems • GitHub Copilot for accelerated development • Geophysical and seismic software: SEG-Y, Landmark seismic BRICK, CMP, OpenVDS, DSG, Petrel, Kingdom, GeoFrame, PaleoScan • Cloud & distributed computing: AWS, Azure, Kubernetes, Spark • Microservices: Quarkus, Spring Boot, AWS API Gateway • Docker, Kubernetes • Scientific computing libraries: Python (NumPy, SciPy, Pandas, TensorFlow), C++/Java (CUDA for GPU acceleration) • Frontend frameworks (optional): Angular or React   🚀 Join us and be part of a cutting-edge geophysical software project, collaborating with international teams to create powerful, high-performance applications that impact scientific decision-making globally. If you’re passionate about Java development and scientific computing, we’d love to hear from you!