ruby English-speaking jobs in Opole Voivodeship

Lead the design, development, and maintenance of high-performance backend systems using Java 17, Spring Boot, and PostgreSQL. Ensure security, scalability, and performance in all solutions. Collaborate with product managers, architects, and developers.

Senior DevOps Engineer needed to ensure production stability and automate support operations. Responsibilities include production monitoring, incident management, automation scripting, CI/CD pipeline management, and deployments. Requires experience with AWS, Azure, or GCP, Python, Java, and containerization.

Senior Data Engineer will design, build, and scale cloud data platforms for clients. Responsibilities include designing data architectures, implementing data pipelines, and collaborating with stakeholders. Requires 4+ years of experience as a Data Engineer, 2+ years with cloud platforms (Azure preferred), strong Python and SQL skills, and expertise in data modeling and ETL/ELT architectures.

Senior C++ Developer needed for a cloud-native airline retailing platform. Responsibilities include building and maintaining high-performance microservices, collaborating in a shared monorepo environment, and supporting technical product management. Requires 5+ years of experience in C++, distributed systems, GCP, and cloud security best practices.

Develops and executes aftermarket product line strategies, pricing, and new product launches. Analyzes market trends, manages product portfolios, and drives profitability and revenue growth. Collaborates with cross-functional teams to ensure successful product launches and promotional activities.

Design, develop, and implement innovative AI solutions, focusing on agentic AI and chatbots. Implement and operationalize AI products on Google Cloud Platform (GCP), ensuring smooth operation and quality. Manage the entire lifecycle of AI models using AIOps practices and CI/CD pipelines.

Senior Test Engineer (API) will design, implement, and maintain API contracts and execute Contract Based Tests (Consumer driven contracts, Provider side contract verification). The role involves modernizing legacy test solutions and migrating them to automated testing solutions. Responsibilities include validating API implementations on Oracle WebLogic Server, integrating tests into CI/CD pipelines, and collaborating with development and DevOps teams.

Senior Data Scientist will join the Model Risk Office, analyzing data science implementations for methodology and assumption gaps. The role requires knowledge of Optimization/Operations Research and ML, with experience in production-grade Data Science applications.

Presales Manager needed to develop business relationships and acquire new customers in the DACH region and EU. 8-15 years of experience in IT sales or business development required. Fluency in English is essential.

Senior Software Engineer will design and build core platform systems like load shedding and circuit breakers to protect Asana at scale. Responsibilities include defining stable interfaces, leading end-to-end projects, and debugging hard problems. Requires strong software engineering background, experience with distributed systems, cloud platforms, and monitoring tooling.

Polish-Speaking Sales Ads Specialist to manage client databases, build B2B relationships, and design online advertising strategies. Requires 6+ months of online sales experience, Polish (C1) and English (B2) fluency, and proficiency in networking platforms.

Senior Ruby on Rails Developer will design, develop, and own complex backend features and APIs. Collaborate with stakeholders to translate requirements into technical solutions. Drive improvements in system performance, scalability, and reliability. Requires 6 years of commercial Ruby on Rails experience and strong experience designing and building production-grade APIs and backend systems.

Designs, develops, and maintains Android applications. Implements features, collaborates with cross-functional teams, and writes clean, maintainable code. Requires 4 years of Android development experience, strong Kotlin skills, and knowledge of Android SDK, architecture, and Jetpack libraries.

System Analyst needed for a project developing a micro-frontend solution to streamline processes and improve user access to services. Responsibilities include analyzing APIs, documenting requirements, modeling domain areas, and leading AI discovery phases. Must have 4+ years of experience as a System Analyst, experience in AI/LLM domain, and experience with API integrations and event-driven architectures.

Coordinate appointments, monitor schedules, and optimize routes for field technicians. Manage job pools, handle customer inquiries, and ensure service level agreements are met.

Build and deploy knowledge-grounded AI systems end-to-end, including data ingestion, embedding pipelines, and response generation. Develop agentic applications and implement ML pipelines for classical use cases. Deploy and optimize model serving infrastructure and write clean, tested Python code.

SAP Security Analyst Consultant to support solution design and delivery for IAM, Authorization, or SOC in SAP landscapes. Experience in SAP GRC Access Control, SAP Authorization Management, or SAP Cybersecurity required.

As a Solution Architect for Microsoft 365 – SharePoint Online, you will define the strategic direction of Enterprise Content Management within the Microsoft 365 ecosystem. You will design scalable and secure SharePoint Online solutions, guide engineering and business teams on leveraging Microsoft 365 capabilities, and integrate models between SharePoint Online and other Microsoft 365 services.

Business Development Representative needed to cultivate customer relationships and identify new business opportunities for a global cloud technology leader. Requires 1+ year of B2B sales experience, proficiency in German (B2+/C1) and English (B2), and a proven track record of closing deals.

AI LLM Engineer will build LLM-powered applications and RAG systems for international clients in banking, insurance, and telco. Responsibilities include designing AI agents, integrating LLMs, building data pipelines, and working directly with clients. Requires production experience with LLMs, solid Python skills, and knowledge of RAG and agent frameworks.