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11.08.2026 | Staż, Pełny etat | Wysokie Mazowieckie | InnowiseWhat we expect Strong theoretical knowledge of JavaScript fundamentals. Proficiency in working with HTML/CSS. Understanding of Object-Oriented Programming (OOP) principles and Web development basics. Knowledge of data security fundamentals in networks and Web development. Basic understanding of Nod

11.08.2026 | Staż, Pełny etat | Wysokie Mazowieckie | AndersenAndersen is an international IT company and one of the leaders in outsourcing software development. We create digital products for clients worldwide and know that successful projects start with a deep understanding of business goals, client objectives, and user needs. A traineeship is more than just

11.08.2026 | Staż, Pełny etat | Wysokie Mazowieckie | InnowiseLocation Warsaw What we expect - basic knowledge of JS and React - knowledge of the basics of one of the state managers (redux, zustand, mobX) - React pet project on git - English and German level В1 - TS knowledge will be a plus Innowise Group is an international IT company founded in 2007. We ha

16.03.2026 | Staż, Pełny etat | Poznań | Randstad Polska Sp. z o.o.Czy chcesz rozpocząć swoją karierę w jednej z najbardziej rozpoznawalnych firm farmaceutycznych na świecie? Dołącz do zespołu GSK Services w Poznaniu jako Stażysta w dziale Payroll! To idealne miejsce, aby wykorzystać swoją znajomość języków obcych w praktyce biznesowej i poznać od kuchni procesy ka

01.01.2012 | Pełny etat, Staż | Mazowieckie | Hays PolandJunior Sales Analyst- Management Trainee Are you ambitious and enjoy a CHALLENGE? Are you ready to channel your ENTREPRENEURIAL MIND? Are you FEARLESS of challenges and hard work? We have opportunity now available for you to become a business/sales analysis expert in a short time! Who are we looking