intern internship English-speaking jobs in Holy Cross Voivodeship

AI/Data Specialist to design, develop, and deploy AI and machine learning models. Requires 2+ years Python development and AI/ML model building experience. Strong understanding of statistics, machine learning, and algorithms is essential.

Site Reliability Engineer with expertise in Redis, Postgres SQL, Azure, and Terraform. Builds dashboards, optimizes infrastructure, and collaborates with service owners.

Senior Material Planner – French – Hybrid Katowice

Automation QA Engineer to design, enhance, and maintain automation frameworks for API, UI, and LLM validation. Develop automated API tests in Python using the Requests library and UI tests with Playwright. Integrate tests into CI/CD pipelines and collaborate with development and QA teams.

Develop and maintain Power BI reports, dashboards, and data models for finance. Integrate data from various sources and build Power Apps to support finance workflows. Collaborate with business and IT teams to translate requirements and ensure data quality.

Collaborates with stakeholders to gather and analyze business requirements, translate them into technical solutions, and lead IT projects. Develops and designs solutions, assesses integration requirements, and creates documentation. Provides training and support to end-users. Stays up-to-date with industry trends and best practices. Drives the Product lifecycle management.

Project Managers with fluent French and English (C1) are needed for an international project. Manage the project lifecycle, timelines, RAID logs, and cross-functional teams. Experience with Agile/Scrum, Jira/Confluence, UAT coordination, and stakeholder management is required.

Flutter Developer to enhance existing mobile apps for an international automotive company, focusing on feature upgrades, performance optimization, and user experience improvements.

Senior GenAI Engineer will design, build, and deploy Generative AI solutions. Responsibilities include training and fine-tuning LLMs, developing prompt engineering and RAG pipelines, and collaborating with teams to translate business problems into scalable AI solutions. Requires 5-9 years of experience, including 2+ years in Generative AI, proficiency in Python and GenAI frameworks, and experience with cloud platforms and MLOps.

Junior HR Business Partner to support Sales Region Eastern Europe and assembly in Tomaszów Mazowiecki. Will partner with leaders on hiring, onboarding, performance management, and compensation reviews. Support organizational development, employee engagement, and change management activities. Ensure HR data accuracy and governance.

Sales Order Processing Analyst will manage retail customer orders, ensuring timely delivery and resolving order-related issues. Responsibilities include processing orders, managing credit and pricing, and handling returns. Requires 2-3 years of experience, proficiency in English and French, and knowledge of logistics processes and SAP systems.

Product Owner for Draw Game Management will oversee customer-specific product customizations, ensuring they meet contractual obligations and are documented for future implementation. The role involves eliciting business requirements, identifying new functionality, and collaborating with engineering teams to deliver solutions.

Senior Software Engineer to lead full-stack development (NestJS/React) and infrastructure (AWS). Own product lifecycle from architecture to deployment. Requires experience with system design, cloud native technologies, and AI coding assistants. Strong communication and collaboration skills essential.

Lead the design and development of scalable backend solutions using Java. Drive architecture and technical decisions across multiple projects. Mentor other engineers and contribute to CI/CD processes.

Investigate and respond to high-priority security incidents using MITRE ATT&CK and threat insights. Collaborate with teams to prioritize vulnerabilities and improve detection and response. Requires 2-6 years of experience in threat hunting, intelligence, or incident response.

Solidity Engineer will design, develop, test, and deploy secure smart contracts. Experience with smart contract development tools, security best practices, and DeFi protocols is required. Must have strong software development experience and proficiency in at least one object-oriented programming language.

Account Supervisor will partner with an international client on localization and amplification campaigns. Responsibilities include managing integrated advertising campaigns, business development, team management, and ensuring quality and efficiency of team work.

Senior Software Engineer will design and implement scalable microservices and APIs using Nest.js. Responsibilities include ensuring low latency and high throughput, writing clean code, monitoring metrics, and optimizing backend components. Requires experience with microservices architecture in a high-load environment, setting up metrics pipelines, and proficiency in Node.js/TypeScript with strong SQL skills and PostgreSQL experience. Familiarity with Redis, message brokers, and monitoring tools is also needed.

Senior Talent Acquisition Specialist needed for maternity leave cover. Manage full-cycle recruitment, source candidates globally, and partner with hiring managers. 5+ years of recruitment experience required, including international hiring and advanced sourcing techniques. Fluent English essential.

About Finom Finom is a European tech startup headquartered in Amsterdam, and we’re on a journey towards revolutionizing the financial landscape for entrepreneurs worldwide. Our mission is to develop an all‑in‑one financial B2B solution that integrates banking functions, accounting, financial management, and invoicing into a seamless, mobile‑first platform.