Game Designer (f/m/d)

We are Kolibri Games - a mobile games developer from Berlin. We believe that with the best people, we can make games that players will enjoy for years to come.

Our games have defined the idle genre, and bring enjoyment to hundreds of millions of players all around the world. This is possible due to the talented people who make us who we are. ‘Kolibris’, as we call ourselves, are on a mission to continue making great games and we're looking for new talent to join our team. We strive to offer you a fair recruitment process and a great candidate experience, as well as a friendly environment to work in, with plenty of opportunities to learn and grow

Game Designer (f/m/d)

We’re looking for an experienced Game Designer to join the team behind Idle Miner Tycoon, a hit mobile game with over 220 million downloads worldwide. In this role, you’ll have a direct impact on the future of the game by designing engaging features, refining core systems, and helping deliver a fun, rewarding experience for our players.

You’ll work closely with stakeholders and a cross-functional team to help shape the game’s vision, player experience, and feature set. By combining player insights, data, and your F2P design expertise, you’ll identify and create features that keep players engaged long term.

This is a great opportunity for a mid-level game designer with a passion for creating memorable player experiences and the skills to bring ideas to life. If you want to help drive a successful live game forward, we’d love to hear from you.

Responsibilities

• Design, pitch, and prototype features that align with the game’s vision and player needs.
• Iterate and improve designs based on playtests, feedback, and data insights.
• Balance progression, rewards, and mechanics to foster long-term retention.
• Create and set up live ops events and offers to drive player engagement and monetization.
• Communicate design clearly through documentation, presentations, and cross-team collaboration.
• Work closely with art, engineering, and production for smooth implementation.
• Contribute to refining design practices and team workflows.
• Maintain a player-first mindset to ensure gameplay is cohesive, intuitive, and rewarding.
• Research, deconstruct, and analyze idle/f2p games to identify opportunities and inspire features.

Required Skills

• 3+ years of game design experience, with at least one shipped or live title.
• Strong knowledge of game design, systems, player psychology, and F2P/mobile best practices.
• Solid analytical skills, with experience interpreting player data and KPIs.
• Proficiency in Excel (or equivalent) for balancing and system modeling.
• Skilled in balancing gameplay and analyzing its player impact.
• Experience with live ops and iterating on a live product.
• Excellent communication skills and the ability to collaborate across departments.
• Creative problem solver with a proactive, iterative mindset.

Desirable Skills

• Experience with progression systems, game economies, or idle mechanics.
• Familiarity with A/B testing, telemetry, and collaborating with analytics teams.
• Experience in game deconstruction, competitor analysis, or market trend research.
• Experience with F2P mobile and live games.
• Familiarity with Unity.
• Strong awareness of industry trends and player expectations across game genres.

Kolibri Games is an equal opportunity employer. We come from 40 different countries and many different backgrounds. We celebrate diversity and we are committed to creating an inclusive environment for all employees, regardless of their age, gender identity, sexual orientation, ethnicity, religion, physical appearance or disability.

We are an international studio, so don’t forget to send in your application in English. Although it is not mandatory, we always appreciate a cover letter stating your motivation to join us.

We look forward to hearing from you!

Your Benefits – We’re game to support you

Competitive Salary - We believe that top performers should receive top payment

Learning Budget - We believe in learning. A generous personal learning budget to spend on learning and development, including books, workshops and attending conferences. We also offer in-house training such as coding and German classes

Flexible Working Hours and Home Office – We believe in a good work-life balance

Equipment - State-of-the-art technical equipment, including laptops and phones, which may also be used in your free time

Health and Fitness - We pay a contribution towards a monthly gym membership or a fitness activity

Relocation - Relocation support to help you move to Berlin

Pension - Opportunity to save for your pension tax-free

Bonus Level – We love to have a good time, too

Food and Drinks - Fresh fruits to keep you healthy and fresh coffee to keep you alert. We also have a fully stocked fridge with Smoothies, Coke, Club Mate, beer etc.

Parties and Team Events - Apart from our regular parties, BBQs and movie nights we also have a team event budget you can use to buy games or sports equipment to make working here even more fun

Company Holidays - Every year we go on an amazing company holiday to relax and bond as a team

Friday Celebrations - Company-provided dinner and drinks on Friday afternoons