ruby English-speaking jobs in Opole Voivodeship

Develop and customize Android Automotive OS for automotive ECUs. Design, implement, and integrate Android Hardware Abstraction Layers (HAL), including Camera HAL. Implement secure boot and Android Verified Boot (AVB). Manage builds with Yocto Project, GCC toolchains, CMake, and GNU Make.

Software Engineer to design, develop, and maintain internal business applications using ASP.NET Core (.NET 8), backend services, APIs, and user interfaces. Collaborate with global teams to improve internal platforms and automate workflows.

Payroll Specialist to manage end-to-end payroll processes for employees and contractors. Requires 2+ years of experience, knowledge of Polish labor law and Enova365. Fluency in English (B2 level) and strong analytical skills are essential.

Freelance React Native Developer sought for project-based collaborations. Develop and maintain mobile applications using React Native and TypeScript. Collaborate with teams to define, design, and ship new features. 3+ years of commercial experience in mobile app development using React Native and TypeScript required.

The Dynamics 365 CRM Product Owner will define, implement, and optimize commercial processes within the Microsoft Dynamics platform. Responsibilities include driving platform adoption, managing the relationship with the platform partner, and ensuring the quality and effective use of the partner's expertise.

Designs, builds, and maintains METTLER TOLEDO's central data platform for analytics, data distribution, and AI/ML initiatives. Develops scalable data pipelines, ensures data quality and security, and collaborates with data scientists, analysts, and stakeholders.

Yosh.AI seeks a hands-on generative AI engineer to architect, build, and deploy autonomous AI systems. You will leverage Google's Generative AI stack, Agentic AI, and LangChain to create solutions that solve complex business challenges.

Senior SAP HCM Payroll Consultant with German provides functional consulting and application support for SAP HCM Payroll (PY-DE) solutions. Analyzes, troubleshoots, and resolves complex issues within Payroll and related HCM modules. Performs system customization and configuration according to business, legal, and statutory requirements. Collaborates with business stakeholders, HR departments, and technical teams. Supports testing activities, defect resolution, and deployment of payroll-related changes.

Senior Python Consultant with 4+ years of experience in AI/ML, LLM architectures, and RAG. Designs and develops scalable, production-ready AI solutions for the Credit and Lending domain.

Lead and develop the Eastern European sales team, driving growth in Poland and executing the regional sales strategy. Own strategic account management, pipeline growth, and customer conversion. Represent the organization as Managing Director in Austria, ensuring compliance and governance.

Senior Mendix Developer to design, develop, and deploy enterprise-grade applications using the Mendix low-code platform. Collaborate with stakeholders to create innovative solutions. Minimum 4 years of IT experience with at least 2-3 years focused on Mendix development required.

Senior .NET Developer to design, build, and deliver features using C#, .NET Core, and Angular. Experience with cloud-native technologies (AWS), CI/CD, and DevOps practices is required. 5+ years of software development experience with a strong understanding of OOP and system design is essential.

Java Backend Developer will design, develop, and maintain Java EE server-side components. Responsibilities include writing functional and integration tests, collaborating on technical documentation, and applying security best practices. Requires expertise in JAX-RS, JPA, JAXB, CDI, Maven, SQL, and NoSQL databases.

Senior AI/ML Developer will apply machine learning algorithms and techniques to large-scale datasets. Requires 3 years experience with Python libraries and frameworks, and familiarity with software engineering principles.

Software Engineer will build and ship features on Eskimi's real-time bidding platform, leveraging AI tools to enhance development speed and efficiency. Responsibilities include contributing to platform modernization, utilizing AI for code optimization, and shaping the team's AI workflow.

Senior Microsoft Dynamics NAV Support Consultant needed for a full-time position. The successful candidate will provide support for critical customer tickets and resolutions. Requires 8 years of Microsoft Dynamics NAV support experience and experience troubleshooting and supporting bidirectional integrations between SAP and NAV.

Systems Integration and Test Engineer will analyze system requirements, design test scenarios, execute functional tests, and debug applications for TETRA/Dimetra systems.

Provide 2nd level support for Road applications, ensuring proper configuration and contributing to incident resolution and performance optimization.

Provides technical support for Huawei Digital Power solutions, including troubleshooting, warranty replacements, and commissioning. Conducts technical workshops and offers application consulting. Requires 1-3 years of experience as a technical support engineer, basic photovoltaic knowledge, and fluency in Polish.

Fullstack Developer will build a WYSIWYG ad designer platform using Laravel (PHP 8.3) and Vue 3 with TypeScript and Vite. Responsibilities include developing new features, maintaining existing ones, and ensuring performance and scalability.