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Senior Core Java Developer (Remote – Poland) Miejsce pracy: Gdańsk Technologies we use Expected C++ Java GitLab AWS Microsoft Azure Kubernetes Spring Boot Docker Python Pandas TensorFlow Angular Operating system Windows About the project 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, modelling, visualization, and interpretation. This is a fully remote role for candidates located in Poland, with collaboration across Europe, Canada, and the United States. Your 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 Our requirements Desired Skills •C++ (preferred) •1 years of geoscience-related experience (preferred) 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 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 What we offer •Location: Gdańsk, Poland •Work Mode: 100% Remote (must be located in Poland) •Daily Rate: 1.200 – 1.400 PLN per day •Duration: 6 Months (likelihood of further vextension) •Experience: Min 6 years of professional experience in software development 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!