hr English-speaking jobs in Olsztyn

Technical Account Manager will provide second-line technical support to merchants, resolving integration and payment issues. You will manage technical integrations, gather client requirements, and collaborate with internal teams to improve platform functionality.

Senior Backend Engineer to scale systems for core products. 5+ years of backend engineering experience, including 2+ years with Golang. Experience with PostgreSQL, Redis, Kubernetes, Google Cloud Platform, and microservices architecture. Strong communication skills in English.

Conduct research and engineering to advance post-training methods for agentic AI systems, focusing on tool use, reasoning, and autonomous behavior. Improve model capabilities including factuality, instruction following, and multi-step reasoning. Design, build, and optimize large-scale post-training pipelines.

Experienced backend developer needed to design, implement, and document AI integrations across various teams. Strong JavaScript/TypeScript and Python skills required, along with experience with LLM APIs and PoC development.

Experienced ICT Service Manager needed to deliver end-user services and support across Europe. Responsibilities include incident and request management, hardware lifecycle process ownership, and supporting infrastructure and field services. Requires several years of service management experience, team leadership, and project management skills. Fluent English required.

Senior Software Development Engineer in Test (SDET) will own subsystems within the in-house testing framework, infrastructure, and proprietary tools. Focus is on test automation for Unreal Engine. Responsibilities include setting technical direction, mentoring engineers, and supporting Test Automation Engineers. Requires 5+ years of experience in software development or technical QA, with at least 2 years in a senior or technical lead capacity. Must have experience building or extending proprietary test automation tooling, custom test runners, or build/CI infrastructure for game projects. Deep knowledge of Unreal Engine, C#, and RESTful API design is essential.

Senior Data Solution Engineer to design and deliver scalable data solutions, including data marts, semantic models, and Power BI dashboards. Will architect and develop production-grade dbt models in Snowflake, collaborate with stakeholders, and contribute to a modern data platform. Requires experience in data solution engineering, Data Vault 2.0, and financial services.

Lead end-to-end change management workstreams across complex transformation programs. Design and execute change strategies covering stakeholder engagement, communication, training, and adoption. Partner with project and program management teams to align change activities with program objectives.

Senior SAP ABAP Developer will design, develop, and maintain SAP functionalities. Responsibilities include architecting solutions, developing ABAP code, implementing integrations, and troubleshooting issues. Requires 5+ years of experience, strong ABAP skills, and expertise in at least two SAP modules.

Manage the full lifecycle of Workday implementations for customers, collaborating with internal and client teams to deliver solutions.

Android Platform Developer will design, develop, and maintain Kotlin-based Android applications and platform components. Collaborate with engineering teams to deliver high-quality software solutions for a next-generation automotive platform. Requires 5+ years of commercial software development experience with Kotlin and strong Android SDK knowledge.

Experienced System Analyst / Solution Architect needed for a banking project. Responsibilities include system and business analysis, designing integration solutions, and collaborating on data product development. Requires 5+ years of experience in banking, data, credit products, and collaterals, with expertise in REST API, ETL, Power BI, data modeling, and BPMN/UML.

Manage and improve CDN configuration, including caching rules and traffic routing. Triage CDN issues, review merge requests, and build CI/CD pipelines. Partner with development teams to onboard new services.

Cost Estimation & Application Engineer will develop competitive technical proposals and cost calculations for Air Systems solutions. The role involves cost estimation, proposal preparation, and collaborating with internal stakeholders to ensure accuracy and competitiveness. Requires a Bachelor's or Master's degree in Mechanical or Paper Engineering and 3-5 years of relevant experience. Fluent English is required.

Leads and oversees construction and fit-out projects from inception to completion. Manages project plans, budgets, and resources. Liaises with clients, contractors, and suppliers. Ensures project objectives, contractual requirements, and quality standards are met.

Senior QA Test Automation Engineer to define, implement, and maintain automated test frameworks (BDD/Cucumber). Develop and maintain automated scripts using Java 21, Selenium, and Cucumber. Test REST APIs, Kafka event streams, and DB persistence (JPA).

Solution Architect with 5+ years of experience designing holistic solutions across multiple IT domains. Leads solution architecture from problem framing to target design, ensuring alignment with business outcomes and enterprise strategy. Designs, documents, and defends end-to-end solution architectures, including key decisions, trade-offs, and risks. Drives architectural governance and quality across initiatives.

Designs, develops, and delivers Microsoft Dynamics 365 solutions. Requires advanced technical expertise in Dynamics 365, strong analytical abilities, and collaboration with cross-functional teams.

Solution Architect for Data Modelling designs and governs enterprise-level data models across an analytics platform. This role involves designing logical data models, establishing standards, collaborating with stakeholders, and overseeing implementation in tools like Databricks.

Expert IT Security Specialist to participate in Red Team exercises, oversee vendors, and conduct offensive security projects. Requires 3+ years of experience in Red and Purple Team exercises, penetration testing, and regulatory-based Red Teaming. Strong understanding of Windows and Linux, networking, and scripting/coding languages.