1&1 | Germany | 76xxx Karlsruhe | Student job | Part time - flexible / Home office | Published since: 24.07.2026 on stepstone.de
Werkstudent - Digital Product & Project Management (m/f/d)
1&1 is one of the leading telecommunications providers in Germany with over 3,100 employees and nearly 16 million customer contracts. With pioneering spirit, unusual ideas and creative teams, we have won a leading market position in mobile and broadband connections. By combining the over 67,000 km long 1&1 fiber optic network and regional networks, we create Germany's most extensive fiber optic network. We also build the most modern 5G network in Europe, based on the new Open-RAN technology. With open interfaces and 5G functions in a powerful cloud infrastructure. Continue the 1&1 success story by designing the future through the deployment and development of innovative technologies. Be part of 1&1. .
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Your tasks • Your profile • What we offer
As one of the largest German telecommunications providers, we design digital products and services for millions of customers. In our “Development Online” area, you work in a highly dynamic, business environment where speed, quality and time-to-market are crucial. You work with all relevant stakeholders – from development, UX and test management to product management and leadership levels – and actively contribute to the further development of our digital offerings.
Your tasks in detail: Active cooperation and take over responsibility in projects, campaigns and operational tasks Close cooperation with project management, product owners and development teams - with content related to classic project management tasks Control and maintenance of tickets and support in monitoring and optimization Working with the development of products with focus on business case, efficiency and time-to-market Coordination with various stakeholders along the entire product development process Support for environmental analysis, progress measurement and the recognition and minimisation of risks Identification of optimization potentials and simplification of complex facts
We are looking for a personality that not only works, but drives things, takes responsibility and delivers real impact.
What you should bring: Student enrolled (w/m/d) in the field of Business Informatics or comparable course of study Solid IT knowledge and interest in digital systems and web technologies Very good communication capability and safe appearance at eye level with stakeholders at all levels Embossed human knowledge and empathy (“clear in the cause, appreciation in the handling”) Strong solution orientation and ability to quickly understand and easily represent complex facts ''Getting things done'' mentality: initiative, hands-on-mindset and implementation strength Secure handling of MS Office (in Excel) as well as first experience with Jira, Confluence and MS teams; fluent German and good English skills
Attractive salary Strong community of team players Confidential working time with flexible classification and the possibility of working up to 40% mobile Discounts on 1&1 products and for various leisure offers Numerous training options on and offline In-house restaurant Free drinks and fresh fruit
Location
 | 1&1 | |
| 76137 Karlsruhe | ||
| Germany |
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