ruby English-speaking jobs in Opole Voivodeship

Mainframe Analyst needed with deep understanding of COBOL, JCL, DB2, VSAM, CICS, and IMS. Experience in requirements gathering, impact analysis, and application documentation required. Strong analytical skills for validating developer changes and test results. Ability to document test outcomes comprehensively. Experience supporting Application Maintenance teams with production incident resolution and coordinating with Release Managers for deployments. Eagerness to learn new tools and adapt to evolving technologies.

Global Account Manager will grow a portfolio of international corporate accounts across EMEA. Lead consultative sales from discovery to delivery, engaging C-suite, real estate, procurement, and HR. Drive new business development in targeted markets and verticals.

Administers, optimizes, and automates the Zscaler suite (ZIA and ZPA). Designs and supports secure network and cloud architectures, including Zero Trust access, segmentation, and traffic forwarding. Investigates and resolves security, connectivity, and access issues across on-premises, hybrid, and cloud environments.

Cloud Infrastructure Engineer will administer and maintain Elasticsearch clusters, design and implement Elasticsearch components, analyze platform performance, and advise developers on Elasticsearch best practices.

Experienced Database Administrator/Engineer needed to manage and optimize enterprise databases including Oracle, PostgreSQL, MongoDB, MySQL, and Informix.

IT Sales Specialist needed with experience selling software development or IT outsourcing services. Must have strong communication skills, experience with CRM systems, and fluency in English.

IT Analyst providing hardware, software, and network support via telephone to end users. Requires fluency in Bosnian/Serbian (C1) and English (B2). Must have good communication and customer handling skills.

Senior Java Developer will design, build, and maintain scalable backend systems. Requires 4+ years Java experience, including multithreading, concurrency, and performance optimization. Experience with SQL, Kafka/RabbitMQ, AWS, and CI/CD pipelines is essential.

Lead and own the design of user experiences across multiple products and touchpoints. Collaborate with stakeholders to define the best user experience. Responsible for end-to-end design execution, ensuring consistency and quality across ESET's business ecosystem.

Senior DevOps Cloud Engineer with 5+ years of Azure experience needed to manage cloud infrastructure, automate processes, and ensure system stability and security. Must have 3+ years of experience with Azure Pipelines and strong problem-solving skills. German language proficiency at C1 level required.

Expert Red Team Operator to participate in Red Team exercises (TLPT and TIBER), oversee external vendors, and cooperate with Blue Team and stakeholders during Purple Teaming engagements. Requires 3 years of experience in Red and Purple Team exercises, penetration testing, and experience with regulatory based Red Teaming frameworks (e.g., TIBER, CBEST, iCAST, FEER, AASE). Must have strong analytical skills, proficiency in explaining complex technical concepts, and familiarity with Windows and Linux operating systems, networking, and scripting/coding languages.

Lead and manage a technical team (Mechanical Design, Software, Electronics) in the development and commercialization of electrical products. Experience in frequency converters (VFDs) is desirable. Strong negotiation and communication skills required.

Product Owner (Product Director) will own a hardware product, defining its vision, roadmap, and improvements. Responsibilities include market analysis, customer feedback integration, team leadership, and ensuring product quality and cost-effectiveness. Requires experience with hardware, backlog management, and team leadership. Fluent English and Polish required.

Designs, operates, and maintains VMware and Nutanix-based virtualization platforms. Administers Windows Server environments in virtualized settings. Troubleshoots complex technical issues across virtualization, OS, storage, and network layers. Implements automation solutions to streamline operations. Collaborates with cross-functional teams to ensure platform stability and efficiency.

Senior Scala Developer to build scalable backend services, AI-powered applications, and cloud-native solutions. Experience with Agentic AI, ADK, MCP, AWS, and PostgreSQL required.

Designs end-to-end Salesforce Marketing Cloud solutions aligned with business requirements and Salesforce best practices. Ensures architectural consistency across the system landscape, especially within marketing automation and integrations. Designs customer journeys, data models, segmentation strategies, and automation processes in Marketing Cloud. Translates business needs into system functionalities and explains system constraints in a business-friendly way. Prepares architectural documentation, implementation guidelines, and functional specifications for the delivery team. Supports estimation processes, planning development roadmaps, and defining project scope. Identifies architectural and process-related risks and proposes mitigation strategies. Provides ongoing support to the project team in matters related to solution design and configuration. Helps create marketing automation strategies tailored to clients' business goals. Participates in pre-sales activities by creating Proof of Concept solutions and presenting them to prospective clients.

Senior Java Developer with FinTech experience sought for a role involving financial transaction processing, payment card management, lending platform development, and integration of financial systems. Strong Java, Docker, Helm, Oracle, and SQL skills required.

Senior Oracle Database Administrator will optimize Oracle environments, ensuring maximum uptime, performance, and security. Responsibilities include performance tuning, high availability setups, and collaboration with application and infrastructure teams. Requires 8+ years of experience with Oracle databases, RAC, Data Guard, and Grid Control. Expertise in AWR, ADDM, and ASH reports, scripting (Shell/Python), and Linux/Unix platforms is essential.

Senior AI Platform Engineer will contribute to building and operating AI platforms across AWS and Azure. Responsibilities include platform operation, CI/CD process improvement, and building observability dashboards. Requires 5+ years of experience with cloud platforms, Infrastructure as Code tools, container technologies, and CI/CD automation.

Junior Manager responsible for creating and maintaining product roadmap for CRM system. Manages product backlog, prioritizes tasks, and participates in Scrum meetings. Requires 3-4 years experience as Product Owner/System Analyst/Business Analyst with strong product knowledge and experience in building loyalty programs. Excellent communication, collaboration, and analytical skills are essential.