Werkstudent (m/w/d) Produktmanagement UX/UI Mietwagen

📍 Job Overview

Job Title: Werkstudent (m/w/d) Produktmanagement UX/UI Mietwagen

Company: CHECK24

Location: Augsburg, Bavaria, Germany

Job Type: Werkvertrag (Contractual Work/Internship)

Category: Product Management / UX/UI Design

Date Posted: 2026-09-04

Experience Level: Entry-Level / Student (0-2 years)

Remote Status: On-site

🚀 Role Summary

• Collaborate closely with product, UX/UI design, AI experts, IT, and data science teams to drive product innovation within the car rental comparison platform.

• Actively shape the user experience by conceptualizing and implementing frontend optimizations, focusing on usability, user guidance, and the overall customer journey.

• Manage the end-to-end development lifecycle of new frontend features, from initial concept and user story creation to coordination with UX/UI and IT, through to successful go-live.

• Leverage AI and LLM tools for rapid development and iteration of UX concepts, while also optimizing daily workflows through the use of AI-based tools like Figma, Lovable, and ChatGPT.

• Analyze user behavior, conversion data, and A/B test results along the user journey to derive actionable recommendations for continuous product improvement.

📝 Enhancement Note: This role is specifically for a "Werkstudent" (student working part-time alongside studies) in Germany, implying a focus on learning and development within a structured team environment. The "Mietwagen" (car rental) specialization indicates a deep dive into a specific vertical within CHECK24's broader comparison portal offerings. The emphasis on AI/LLM tools suggests a forward-thinking product team integrating cutting-edge technology into their workflow.

📈 Primary Responsibilities

• Team Collaboration: Integrate immediately into the product team, working hand-in-hand with UX/UI designers, AI specialists, IT professionals, and data scientists to contribute to product development.

• User Experience Design: Conceptualize and propose enhancements for the platform's frontends, focusing on improving usability, intuitive navigation, and the overall customer journey for car rental bookings.

• Feature Development Lifecycle: Guide new frontend features from ideation through to launch, including drafting initial concepts, writing user stories, coordinating with design and development teams, and overseeing the implementation process.

• AI Integration: Utilize AI and LLM tools (e.g., ChatGPT, Gemini, Cursor) to accelerate the creation and refinement of UX concepts and to enhance personal productivity.

• Data Analysis & Optimization: Analyze user behavior patterns, conversion rates, and A/B testing outcomes to identify areas for improvement and formulate data-driven recommendations.

• Agile Workflow Management: Contribute to agile processes by actively participating in sprints, providing feedback, and adapting to iterative development cycles.

• Stakeholder Communication: Clearly articulate ideas and findings to internal stakeholders, including UX/UI designers, IT teams, and product managers.

📝 Enhancement Note: The responsibilities highlight a hands-on role where the student will be involved in tangible product development cycles. The emphasis on "Ideen verwirklichen und Umsetzung begleiten" (realizing ideas and accompanying implementation) suggests active participation beyond just conceptualization. The specific mention of AI/LLM tools indicates a requirement to be comfortable with and actively use these technologies in daily tasks.

🎓 Skills & Qualifications

Education: Current enrollment in a university program with above-average academic performance, preferably in fields such as Business Administration, Global Business Management, Media and Communications Science, Business Informatics, Business Engineering, Business Mathematics, or related technical/IT disciplines.

Experience: Previous experience in a "Werkstudent" role or relevant internships in product management, UX/UI design, or e-commerce is highly beneficial. Familiarity with agile methodologies is a plus.

Required Skills:

• Academic Excellence: Strong academic record demonstrating analytical and problem-solving abilities.

• UX/UI Acumen: A keen understanding of user-centric design principles, user flows, and what constitutes an intuitive and effective user interface. A good eye for visual design is essential.

• Digital Product Mindset: Enthusiasm for e-commerce products, a customer-centric approach to problem-solving, and the ability to grasp technical interdependencies to find practical, implementable solutions.

• AI/LLM Tool Familiarity: Active engagement with and curiosity for AI/LLM technologies (e.g., ChatGPT, Gemini, Cursor, Lovable), with experience using these tools for personal or academic projects.

• Communication & Drive: Ability to work independently, structure tasks effectively, and communicate ideas clearly and concisely, particularly when collaborating with IT and other stakeholders.

• Language Proficiency: Excellent command of German, both written and spoken.

Preferred Skills:

• Experience with specific design and prototyping tools like Figma.

• Familiarity with data analysis tools and concepts (e.g., Google Analytics, BI tools).

• Understanding of A/B testing methodologies and conversion rate optimization (CRO).

• Exposure to agile development frameworks (Scrum, Kanban).

• Basic understanding of frontend development concepts (HTML, CSS, JavaScript).

📝 Enhancement Note: The qualifications emphasize a blend of academic rigor, practical design sensibility, and a forward-looking embrace of AI technologies. The "überdurchschnittlichen Leistungen" (above-average performance) requirement signals a preference for high-achieving students. The explicit mention of AI tools like ChatGPT and Gemini indicates these are not just optional but actively expected to be used.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• UX/UI Case Studies: Showcase examples of user flow design, wireframing, prototyping, and final UI mockups, demonstrating a clear design process.

• Problem-Solution Examples: Present specific instances where you identified a user pain point or a process inefficiency and designed a solution, ideally with a focus on digital products.

• AI Tool Application: If possible, include examples of how you've used AI tools (like ChatGPT for ideation, content generation, or code snippets) to enhance a project or workflow.

• Data-Driven Insights: Examples of how you've analyzed data (even academic project data) to inform design decisions or identify optimization opportunities.

Process Documentation:

• Workflow Design: Be prepared to discuss how you approach understanding and mapping out user journeys or internal workflows.

• Iterative Improvement: Demonstrate an understanding of how to iterate on designs or concepts based on feedback or data analysis.

• Tool Proficiency: Highlight your ability to learn and effectively utilize new tools, especially design and AI platforms, as demonstrated in your project work.

📝 Enhancement Note: For a student role, a formal "portfolio" might not be as extensive as for a senior position. The emphasis will likely be on academic projects, personal projects, or internship contributions that showcase the required skills. The ability to articulate the process behind the work is crucial, especially how AI tools were integrated.

💵 Compensation & Benefits

Salary Range: As a "Werkstudent" position, the compensation will be hourly and competitive for student roles in Germany. Based on industry standards for similar roles in Augsburg, a range of €13-€18 per hour is typical, depending on academic performance and prior experience.

Benefits:

• Modern Workspace: Access to a bright, modern office with dedicated areas for creative work, outdoor work, and recreational activities like foosball and table tennis.

• Ergonomic Equipment: High-performance laptop, dual monitors or a curved monitor provided, with options for personalized ergonomic equipment (mouse, noise-cancelling headphones, adjustable desk).

• Agile Work Environment: Opportunity for independent and agile work with short decision-making paths and rapid release cycles.

• Career Development: Potential for a permanent position and rapid career advancement due to the company's strong growth. Regular feedback sessions with experienced colleagues to support personal development.

• On-site Amenities: Free chilled drinks, coffee, cocoa, muesli, and regional/organic fresh fruit.

• Complimentary Meals: Free lunch provided 5 times per week for the entire team.

• Team Cohesion: A collegial and friendly atmosphere with regular team events, including outings, office parties, summer/winter celebrations, football, bouldering, and yoga.

Working Hours: The role is typically structured around 20 hours per week, aligning with student work regulations in Germany, with flexibility to accommodate academic schedules. The total expected hours for a full-time equivalent role would be around 40 hours per week if considered a full-time position.

📝 Enhancement Note: The benefits package is exceptionally generous for a student/intern role, particularly the free daily lunch and extensive team events. The "Option auf Festeinstieg" (option for permanent entry) is a significant draw for high-potential students. The salary estimate is based on common "Werkstudent" pay rates in Germany, adjusted for a tech-focused company.

🎯 Team & Company Context

🏢 Company Culture

Industry: E-commerce / Comparison Portal (specifically in the Car Rental sector)

Company Size: CHECK24 is a large, established company, described as a "Marktführer und dynamisches Startup in einem" (market leader and dynamic startup in one). It operates with agile teams and flat hierarchies, indicating a blend of corporate stability and startup agility.

Founded: While the founding date of CHECK24 itself is not provided, the car rental comparison platform was established in 2016. This suggests a relatively mature but still growing vertical within the company.

Team Structure:

• Cross-Functional Collaboration: The product team operates in a highly collaborative, cross-functional manner, integrating product management, UX/UI design, AI expertise, IT development, and data science.

• Agile Teams: Work is organized within agile teams, emphasizing rapid decision-making, short feedback loops, and iterative development.

• Reporting Lines: While specific reporting lines are not detailed, the emphasis on flat hierarchies suggests direct access to team leads and potentially product managers.

Methodology:

• Data-Driven Innovation: Heavy reliance on data analysis, AI, and state-of-the-art technologies to drive innovation and improve user experience.

• Agile Development: Utilization of agile processes for product development, characterized by flexibility, quick iterations, and continuous improvement.

• Customer-Centricity: A strong focus on delivering added value to customers through continuous improvement of the user experience across all products.

Company Website: https://www.check24.de/

📝 Enhancement Note: CHECK24's culture is presented as a dynamic environment that blends the stability of a market leader with the agility of a startup. The emphasis on data, AI, and customer value is core to their operations. The Augsburg office for the car rental segment suggests a specialized, focused team environment within the larger organization.

📈 Career & Growth Analysis

Operations Career Level: This is an entry-level, student position ("Werkstudent") designed for individuals early in their academic careers. It offers exposure to product management, UX/UI design, and the e-commerce industry.

Reporting Structure: The role involves close collaboration within a dedicated product team, reporting to a product manager or team lead who oversees the car rental comparison platform.

Operations Impact: While a student role, the contributions directly impact the user experience and conversion rates of CHECK24's leading car rental comparison platform. Successful optimization efforts can lead to measurable improvements in key performance indicators (KPIs) such as conversion rates and customer satisfaction.

Growth Opportunities:

• Skill Development: Gain practical experience in product management, UX/UI design, data analysis, and the application of AI/LLM tools in a real-world e-commerce setting.

• Industry Exposure: Deep understanding of the car rental market and the dynamics of online comparison portals.

• Career Advancement: Excellent performance and demonstrated potential can lead to a permanent full-time position ("Festeinstieg") with significant career growth opportunities within CHECK24's rapidly expanding organization.

• Mentorship: Benefit from regular feedback and guidance from experienced colleagues, fostering personal and professional development.

📝 Enhancement Note: The "Werkstudent" role is positioned as a high-potential entry point into CHECK24. The primary growth path involves learning on the job, contributing meaningfully, and potentially transitioning into a full-time role within product management or UX/UI. The company's growth is highlighted as a key driver for career advancement.

🌐 Work Environment

Office Type: Modern, open-plan office space located in the HELIO building, directly at Augsburg's main train station. The environment is designed to foster creativity and collaboration, featuring distinct areas for work and relaxation.

Office Location(s): Viktoriastraße 7, 86150 Augsburg, Germany. The central location next to the main train station offers excellent accessibility.

Workspace Context:

• Collaborative Spaces: The office includes designated areas for creative work and collaboration, promoting interaction among team members.

• Amenities: Access to recreational facilities within the building and office, such as a gym and cinema, alongside on-site amenities like foosball and table tennis.

• Technological Support: Provided with high-performance laptops and multiple monitors to ensure efficient workflow.

Work Schedule: This is a part-time role ("Werkstudent") typically involving around 20 hours per week, designed to be compatible with ongoing university studies. Flexibility is offered to accommodate academic commitments.

📝 Enhancement Note: The work environment is described as vibrant and amenity-rich, designed to support both productivity and well-being. The location is a significant advantage for accessibility. The emphasis on "Arbeiten im Freien" (working outdoors) and recreational facilities suggests a modern, employee-focused workspace.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Review of application documents, focusing on academic achievements, relevant skills, and motivation.

• First Interview (Phone/Video): Discussion about your background, motivation for the role, and initial assessment of your understanding of UX/UI principles and AI tools.

• Second Interview (On-site/Video): This may involve a practical task or case study related to product optimization or UX design, followed by a discussion with the product team. Be prepared to present examples from your academic projects or personal work.

• Team Meet & Greet: An opportunity to meet potential colleagues and assess cultural fit.

• Final Interview: Potentially with a senior manager to discuss long-term potential and finalize the offer.

Portfolio Review Tips:

• Showcase Process: For any projects presented, clearly articulate your thought process, the problem you were solving, the steps you took, and the tools you used (especially AI tools).

• Highlight AI Integration: If you have used AI tools to assist in design, ideation, or analysis, make this a prominent part of your presentation. Explain how it helped you achieve better results or work more efficiently.

• Focus on Impact: Even for academic projects, try to quantify or describe the potential impact of your design decisions. For example, "This user flow aimed to reduce task completion time by X%."

• Tailor to CHECK24: Research CHECK24's car rental platform and identify potential areas for UX/UI improvement. This demonstrates initiative and understanding of their business.

Challenge Preparation:

• UX/UI Principles: Refresh your knowledge of fundamental UX/UI design principles, user-centered design, usability heuristics, and common design patterns.

• AI Tool Application: Be ready to discuss how you would use AI tools (e.g., ChatGPT for brainstorming features, generating user personas, or drafting user stories) to tackle a specific product challenge.

• Data Interpretation: Prepare to discuss how you would analyze user behavior data or A/B test results to inform design decisions for the car rental platform.

📝 Enhancement Note: The interview process is likely structured to assess academic capability, practical skills, and cultural fit. For a student role, the portfolio will focus on demonstrating potential and a structured approach rather than extensive professional experience. The emphasis on AI tools means candidates should be ready to discuss their practical application.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (explicitly mentioned), Lovable (explicitly mentioned). Expect to use these for wireframing, UI design, and prototyping.

• AI/LLM Tools: ChatGPT (explicitly mentioned), Gemini, Cursor (explicitly mentioned), and similar large language models. These are expected to be used for ideation, content generation, concept development, and workflow optimization.

• Collaboration Tools: Standard office suite tools, potentially project management software like Jira or Trello, and internal communication platforms (e.g., Slack, Microsoft Teams).

Analytics & Reporting:

• User Behavior Analysis: Tools for tracking user interactions on the website (e.g., Google Analytics, Hotjar, or similar internal tools).

• A/B Testing Platforms: Experience or understanding of how A/B tests are set up, run, and analyzed to measure feature effectiveness.

• Data Visualization: Familiarity with creating dashboards or reports to present findings, potentially using BI tools or native platform analytics.

CRM & Automation:

• While not explicitly mentioned for this role, an understanding of how CRM systems and marketing automation tools feed into the customer journey can be beneficial, as CHECK24 is a large e-commerce platform.

📝 Enhancement Note: The technology stack heavily emphasizes modern AI/LLM tools and industry-standard design software like Figma. Proficiency or a strong willingness to learn these tools is paramount. The role requires an understanding of how these tools integrate into a broader digital product development ecosystem.

👥 Team Culture & Values

Operations Values:

• Data-Driven Decisions: A strong emphasis on using data and analytics to inform all product and design decisions, ensuring measurable impact.

• Customer Centricity: Prioritizing the customer experience and continuously seeking ways to add value and improve usability.

• Agility & Innovation: Embracing agile methodologies for rapid development, quick decision-making, and a proactive approach to adopting new technologies like AI.

• Collaboration & Teamwork: Fostering a supportive and collaborative environment where ideas are shared freely, and team members work together towards common goals.

• Ownership & Initiative: Encouraging individuals to take ownership of their work, bring forward their own ideas, and actively contribute to the team's success.

Collaboration Style:

• Cross-Functional Integration: Seamless collaboration across different departments (Product, UX/UI, AI, IT, Data Science) to ensure holistic product development.

• Open Communication: Encouraging direct and transparent communication, with an emphasis on clear articulation of ideas and constructive feedback.

• Learning Culture: A culture that supports continuous learning, experimentation, and the sharing of knowledge, especially regarding new technologies and methodologies.

📝 Enhancement Note: The team culture values a blend of analytical rigor, customer focus, and innovative spirit, driven by agile principles and collaborative teamwork. The "startup in a market leader" ethos suggests a dynamic yet structured approach to work.

⚡ Challenges & Growth Opportunities

Challenges:

• Rapid Iteration: Keeping pace with the fast-paced development cycles and rapidly iterating on designs and concepts.

• Balancing Academic and Work Commitments: Effectively managing time and workload to excel in both studies and the "Werkstudent" role.

• Integrating AI Effectively: Learning to leverage AI tools not just as a novelty, but as a core component for efficiency and innovation in product development.

• Understanding Complex Systems: Grasping the intricacies of the car rental market and the broader CHECK24 platform to make informed product decisions.

Learning & Development Opportunities:

• Hands-on Product Experience: Gaining practical, real-world experience in product management and UX/UI design from day one.

• AI Tool Mastery: Developing deep proficiency in cutting-edge AI and LLM tools and understanding their application in product development.

• E-commerce & SaaS Expertise: Acquiring in-depth knowledge of the e-commerce landscape and the SaaS model for online comparison platforms.

• Career Foundation: Building a strong foundation for a future career in product management, UX/UI, or related tech fields, with a potential direct path to full-time employment at CHECK24.

📝 Enhancement Note: The role presents significant opportunities for learning and growth, particularly in the rapidly evolving fields of AI and digital product development. The primary challenge will be integrating into a fast-paced environment while balancing academic responsibilities.

💡 Interview Preparation

Strategy Questions:

• Product Improvement: "If you were to improve the user experience of our car rental search results page, what would be your first steps, and which AI tools might you use to assist you?" (Focus on structured thinking, user empathy, and AI application).

• AI Tool Application: "Describe a situation where you used an AI tool (like ChatGPT) to solve a problem or enhance a project. What was the outcome?" (Prepare a specific, concise example).

• Collaboration Scenario: "How would you approach presenting a new UX design concept to a team of developers who might be skeptical?" (Demonstrate communication skills and understanding of cross-functional dynamics).

Company & Culture Questions:

• Motivation: "Why are you interested in working for CHECK24, and specifically in the product management/UX/UI role for car rentals?" (Research CHECK24's mission, values, and market position).

• Learning Aptitude: "How do you typically approach learning new tools or complex concepts?" (Highlight your proactive learning style and adaptability).

• Teamwork: "Describe your ideal team environment and how you contribute to a positive team dynamic." (Align your response with the company's collaborative culture).

Portfolio Presentation Strategy:

• Concise Storytelling: For each project, clearly state the problem, your proposed solution, your role, the tools used (emphasizing AI), and the outcome or learnings.

• Visual Aids: Use clear visuals (screenshots, mockups, flow diagrams) to illustrate your work. Ensure they are easy to understand quickly.

• Focus on Process: Explain how you arrived at your design decisions, not just what you designed. This is where your thought process and problem-solving skills shine.

• Enthusiasm for AI: Be prepared to talk enthusiastically about your experience with AI tools and how you see them impacting product development in the future.

📝 Enhancement Note: Interview preparation should focus on demonstrating a combination of academic aptitude, practical design thinking, a genuine interest in CHECK24 and the car rental sector, and a proactive attitude towards learning and utilizing AI technologies.

📌 Application Steps

To apply for this operations position:

• Submit your application through the CHECK24 careers portal via the provided link.

• Tailor Your Resume: Highlight relevant academic achievements, any internship experience, and specific coursework related to product management, UX/UI, business, or IT. Use keywords from the job description.

• Prepare Your Portfolio: Compile examples of academic projects, personal work, or internship contributions that showcase your UX/UI design skills, problem-solving approach, and experience with AI tools. Be ready to discuss your process.

• Craft a Compelling Cover Letter: Clearly articulate your motivation for applying to CHECK24, your interest in the car rental product, and how your skills align with the requirements, particularly your enthusiasm for AI tools.

• Research CHECK24: Familiarize yourself with CHECK24's business model, its market position in car rentals, and its company culture. Understand their focus on data-driven innovation and AI.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.