Internship Project
Start-Ups and Entrepreneurship

kronfeld.bike – Social Media

Institution
Humboldt Innovation
Subject Area
Sustainable Mobility, Social Media Marketing, Communication, Marketing, Design
Availability
04 May – 24 July
18 May – 07 August
01 June – 21 August
15 June – 04 September
 
Internship Modality:
On-site internship in Berlin

Applications for summer 2026 are open from 05 November to 18 December 2025.
Project Supervisor(s)
Dipl.-Ing. Karl Kronfeld
Academic Level
Advanced undergraduate students (from second year)
Graduate students
Language
English, optional German
Further Information
Project Type
Start-Up
Project Content
Kronfeld Tragfläche® is a growing startup focused on revolutionizing sustainable mobility. Our flagship product is an extendable luggage carrier that enhances regular bikes and e-bikes for more flexible, sustainable transportation. We are committed to creating eco-friendly alternatives to cargo bikes and trailers, aiming to make cycling a more practical and accessible solution for everyday mobility.
As part of our team, you will help shape the future of urban transportation by contributing to the development and promotion of sustainable products and solutions.

This internship focuses on creating and promoting content across digital and social media platforms to increase brand awareness and engage with the cycling community.
Your tasks will include assisting with social media content creation, managing digital campaigns, and promoting our products through engaging posts and community interactions. If you have a passion for biking, you’ll also have the opportunity to share biking stories and experiences through digital media. Additionally, you will help plan events and coordinate test promotions to further our mission.

Your tasks will include:
  • Supporting the development of social media marketing campaigns.
  • Creating engaging content for social media, blogs, and newsletters.
  • Assisting in the planning and coordination of events and promotional activities.
  • Monitoring and analyzing the performance of social media campaigns.
  • Supporting public relations efforts to build relationships with media outlets.
Tasks for Interns
This internship offers a unique opportunity to work in a dynamic startup focused on sustainability while gaining hands-on experience in social media marketing.
  • Campaign Development: Assisting in creating and executing social media campaigns to increase product visibility and brand awareness.
  • Content Creation: Helping develop engaging content for social media, blogs, and newsletters to connect with the community.
  • Event Coordination: Planning and supporting promotional test events and other activities to showcase our products.
  • Performance Monitoring: Analyzing social media campaign performance and providing insights for improvement.
  • Creative Collaboration: Contributing ideas for social media and marketing materials to enhance brand engagement.
Academic Level
Advanced undergraduate students (from second year)
Graduate students
Requirements
We are looking for candidates who are:
  • Creative, proactive, and eager to learn.
  • Skilled in managing social media platforms and creating content.
  • Strong in communication, with an ability to engage the community.
  • Skilled in filming and creating video content, as well as having a feeling for photography.
  • Organized and detail-oriented with a passion for sustainability and innovation.
  • Able to work independently and collaboratively as part of a team.

Students applying for this position should fulfill the following criteria:
  • Study Marketing, Communications, Media Studies, or a related field.
  • Have a basic understanding of digital marketing and social media strategies.
  • Be familiar with social media tools and content creation platforms (e.g., Canva, Adobe Suite, etc.).
  • Be passionate about sustainability and eco-friendly transportation solutions.
  • Show initiative and strong communication skills, both written and verbal.
Expected Preparation
To ensure a successful internship experience, we expect candidates to:
  • Get familiar with the company's products, values, and goals.
  • Refresh their knowledge of digital marketing and social media strategies.
  • Practice their skills with social media tools and content creation platforms.
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For more information on the Humboldt Internship Program or the project, please contact the program coordinator.