Trading Card Game Tester/Developer (m/f/d)
CS International · Ratingen, Germany
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Job Description
Please note: Applications can only be considered if they are submitted through our official application form. Applications sent by email or through other channels cannot be processed or taken into consideration.
We are seeking a passionate and detail-oriented Trading Card Game (TCG) Tester/Developer to evaluate, analyze, and provide feedback on game mechanics, card balance, rules clarity, and overall player experience. The ideal candidate combines a deep understanding of trading card games with strong critical thinking skills to identify issues and opportunities for improvement before release.
This job is onsite in our HQ in Ratingen, Germany. Due to the nature of this position, working remote is not possible.
Key Responsibilities
- Game Playtesting
- Participate in structured and unstructured play sessions to test new cards, expansions, and rule changes.
- Explore various playstyles and strategies to evaluate balance and fairness.
- Identify exploits, unintended combos, or mechanics that could negatively impact competitive integrity and player experience.
- Card & Rules Analysis
- Assess card abilities, costs, and synergies to ensure balanced gameplay.
- Review and suggest improvements to card text for clarity, accuracy, and ease of understanding.
- Verify that rules documents are consistent, logical, and easy to follow.
- Feedback & Reporting
- Provide detailed written and verbal feedback on gameplay experience.
- Document bugs, inconsistencies, or potential balance issues.
- Suggest creative solutions to enhance fun, fairness, and player engagement.
- Collaboration
- Work closely with game designers, developers, and other testers to refine the game.
- Participate in design review meetings and brainstorming sessions.
- Contribute to the creation of testing protocols and play scenarios.
Qualifications
Required
- Strong knowledge of trading card games (digital or physical) and their mechanics.
- Excellent communication and documentation skills.
- Analytical mindset with the ability to evaluate both game balance and user experience.
- Attention to detail and ability to spot subtle gameplay issues.
- Fluency in English.
- Located near or willingness to relocate to Ratingen/Dusseldorf area.
Preferred
- Experience in game testing or quality assurance.
- Familiarity with competitive play environments.
- Understanding of probability, statistics, and game theory as applied to card games.
- Experience with online collaboration tools and feedback platforms
- Proficiency in Japanese a huge plus!
Your Profile
Your Profile
- Passion for card games and game design.
- Open-minded and receptive to feedback.
- Creative problem-solver who enjoys thinking from multiple player perspectives.
- Self-motivated and able to work both independently and in a team.
About us
Please note: Applications can only be considered if they are submitted through our official application form. Applications sent by email or through other channels cannot be processed or taken into consideration.
CS-International GmbH is a fast-growing execution partner operating at the intersection of trading card games, events, retail activation, brands, logistics, organized play, community growth and product development.
We work with partners like Bandai, Wizards of the Coast, Konami, Toei Animation, Grand Archive, Borussia Dortmund and my more, to turn complex ideas into reliable operational delivery. Our team combines deep industry experience with hands-on execution. Flat hierarchies, real ownership, direct communication and the opportunity to contribute to projects that connect brands, players, retailers and communities.
If you want to work in a professional, international and gaming-driven environment where execution matters, we would be happy to hear from you, building, growing and shaping the company together.
We offer at our HQ in Ratingen:
- A diverse and international work environment with a motivated and growing team
- Flat hierarchies, open communication and room to take ownership
- The opportunity to work on international projects across gaming, trading card games, events, retail and logistics
- Regular company gaming events, especially trading card game sessions
- Free water, tea, coffee and soft drinks
- Modern and ergonomic office furniture
- Dog-friendly office environment
- Free parking spots
- Opportunities for personal and professional development
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