Working Student (m/f/x) – Software Testing / Quality Assurance

Cofinity X Gmbh

Köln permanent

Posted: January 20, 2026

Job Description

Our vision - your future:
Cofinity-X is a joint venture founded in 2023 by BASF, BMW Group, Henkel, Mercedes-Benz, SAP, Schaeffler, Siemens, T-Systems, Volkswagen, and ZF. Established by industry experts, our company is primed for growth and is intended to be further led by professionals like yourself.

Your mission:
• Create and maintain test cases for our software products
• Perform manual testing, including exploratory testing and running predefined test cases
• Maintain and further develop our automated API tests
• Identify, document, and track bugs in our bug tracking system
• Support requirement refinement from a QA perspective and help spot potential issues early
• Work closely with QA Engineers, Developers, and the Product Team to ensure high-quality software

Your profile:
• You are currently enrolled in a Master’s program in Computer Science, Software Engineering, Business Informatics, or a similar field
• You have some programming experience and are genuinely interested in software quality and testing
• You work in a structured, independent, and reliable way
• You communicate clearly and enjoy working as part of a team
• You are curious, motivated, and eager to learn new things
• You are comfortable working in English (spoken and written)

Why us?:
• Free choice of hardware
• Monthly lunch subsidy (up to 112 EUR)
• Deutschland Ticket for environmentally friendly mobility options
• Regular team events to strengthen cohesion and foster a positive working atmosphere
• A modern office with an impressive view of the Cologne Cathedral

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.