hr English-speaking jobs in Olsztyn

Design, develop, test, and maintain web applications, services, and APIs using .NET technologies. Collaborate with teams to define requirements and architecture. Deploy, integrate, and monitor software on cloud platforms. Implement cloud-native principles and leverage AI technologies in real-world projects.

This role leads AI enablement, operationalizing the Data & AI strategy and managing the AI Center of Excellence. You will drive AI adoption, define standards, and lead cross-functional initiatives to deliver measurable business value.

Freelance Mobile Developer needed for project-based work using React Native. Responsibilities include developing and maintaining mobile apps, collaborating on features, and resolving bugs. Requires experience with app stores, Xcode, Android Studio, and Agile.

Contribute to governance for distributed data architectures, embedding principles with Data Architects, InfoSec, and AI teams. Guide clients in defining semantic layer standards and designing knowledge-graph-driven data models for Agentic AI.

Maintain Data Quality Framework for Risk, Finance, and Treasury. Manage data provider/consumer relationships and document operational controls. Requires strong data management knowledge and 5+ years in the financial industry.

Lead end-to-end delivery of a complex Eagle Accounting change program for major client onboarding. Coordinate delivery across Product and Engineering teams, managing requirements for Germany GAAP, German IFRS, UK, and Luxembourg Fund Accounting.

Design and deploy modern IT strategies using the M365 ecosystem, including Teams, SharePoint, Power Platform, and Copilot. Lead full-lifecycle implementations for digital workplace transformation.

Designs and implements data models and architectures for financial data management. Develops and maintains ETL processes to integrate data from various sources. Collaborates with teams to support predictive models and business intelligence tools. Optimizes data processing workflows for performance and reliability.

Lead Project Leader for AWS AI to drive delivery and governance of AI platform initiatives. Lead complex, cross-functional delivery across cloud foundations, AI capabilities, security, and data. Translate strategic ambitions into executable plans.

Senior Java Developer joins a banking team to take over vendor tasks, develop new features, and maintain production applications. Requires Java, Spring, relational databases, Redis, and collaboration with TypeScript/React.

Senior Project Manager - Delivery Consultant manages complex, high-impact projects for large enterprise clients across various industries. Leads client engagements, mitigates risks, and drives measurable value using proven methodologies. Requires 6+ years of PM experience.

Seeking a UI/UX Designer with 2+ years of e-commerce or DTC experience to design and optimize the DTC storefront. Must create polished, intuitive designs for pages and campaigns, balancing visual quality with conversion goals.

Senior Accountant will own and drive US GAAP, local statutory, and tax accounting and reporting for assigned legal entities. Responsibilities include preparing financial statements, managing tax provisions, performing account reconciliations, and acting as a key point of contact for auditors and stakeholders. Requires a professional accounting qualification and minimum 5 years of experience in accounting, financial reporting, tax, or external audit within a multinational environment.

Drive revenue growth by securing high-value B2B opportunities in FMCG, retail, and tech. Lead pitches, negotiate contracts, and maintain market intelligence. Native Polish and professional English required.

Senior Game Developer needed for Paper.io 2. Focus on developing client-facing features, UI, animations, and core gameplay improvements using C# and Unity. Requires 5+ years of mobile game development experience.

Intern Developer role supporting business application development and maintenance. Requires English proficiency and basic knowledge of back-end technologies like Java, Python, and SQL. Experience from projects is valued.

Senior Java Developer to build a mission-critical billing system for global leaders. Requires 5+ years of Java experience, Spring Boot, and expertise in distributed systems like Kafka and Redis.

CTO & Co-founder to build a robotics automation platform using physical AI. This hands-on role involves architecting hardware, integrating Physical AI, and leading engineering teams in an early-stage startup. Requires 3+ years in robotics engineering and deep-tech leadership.

Senior General Ledger Accountant manages complex GL activities, month-end/year-end close, and reconciliations in SAP. Requires US GAAP knowledge, SOX support, and experience in a multinational SSC environment.

Senior Key Account Manager develops and maintains relationships with e-commerce clients, achieving sales objectives through consultative sales, B2B service, and data analysis. Requires 4+ years in B2B client management and negotiation.