JustPlay - based in Berlin - is a mobile entertainment company.
We hope to bring fun to millions by building a platform for players to discover amazing content and participate in the success of the games they play.

JustPlay 

Browse and apply for open jobs at JustPlay .

director

JustPlay is a mobile gaming platform that combines entertainment with a unique loyalty program, allowing players to earn rewards and make charitable donations through gameplay. With a focus on casual games, JustPlay offers users the opportunity to cash out or donate their earnings, promoting community support and positive impact. Dedicated to redefining mobile play, JustPlay emphasizes fairness, fun, and social responsibility in its engagement with players.

JustPlay - based in Berlin - is a mobile entertainment company. We hope to bring fun to millions by building a platform for players to discover amazing content and participate in the success of the games they play.



• Own the internal games roadmap: Design and lead prioritization of the development and game acquisition roadmap
• Drive execution across the portfolio: Oversee the development lifecycle of a large portfolio— scalable iteration and improvements across many titles
• Lead the team: Manage and grow a high-performing group of producers/designers/developers
• Define success: Establish and track KPIs across engagement, retention, monetization, and fun
• Champion creative rigor: Foster a culture of experimentation, learning, and feedback loops
• Partner cross-functionally: Work closely with the Justplay product and engineering team to ensure alignment on goals and delivery
• Be hands-on when needed: Whether playtesting, giving design notes, or jumping into sprint planning

Director of Games

Director of Games leading internal and external game development for JustPlay's portfolio. Overseeing teams and driving execution for an industry-leading casual gaming platform.

producer

• Lead the full production cycle of new and live games within the JustPlay ecosystem
• Define and maintain the product roadmap, balancing player engagement, retention, and monetization goals
• Identify and prioritize strategic opportunities based on player data, performance insights, and market trends
• Collaborate closely with design, art, and engineering teams to evolve existing titles and build new ones aligned with JustPlay’s mission
• Develop and maintain balanced in-game economies that support long-term player satisfaction and sustainable revenue growth
• Coordinate with engineers to ensure smooth integration of purchase flows, offer systems, ad monetization, and live event tools
• Oversee planning, feature launches, and iteration cycles across titles
• Analyze performance data to refine strategies and improve key metrics like retention, ARPU, and conversion
• Manage A/B testing of meta features, pricing and offers to optimize player experience and overall value for the ecosystem
• Prioritize production tasks based on business needs and make informed decisions independently when needed

Games Producer

Games Producer driving the evolution of mobile gaming experiences within JustPlay's ecosystem. Leading production of new and live games to enhance player engagement and satisfaction.

backend-engineer

• Design, develop, and implement scalable backend services for the JustPlay platform
• Work closely with the product team to enhance performance and functionality
• Manage and optimize our backend codebase, ensuring high availability, reliability, and performance
• Implement microservices architecture and ensure seamless integration with other systems
• Stay ahead of technology trends, introducing best practices to improve development efficiency

Backend Engineer – All Genders

Backend Engineer developing scalable backend services for JustPlay’s mobile gaming platform. Collaborating with product team to enhance performance and functionality in a flexible environment.

qa-engineer

• Own the full QA lifecycle for JustPlay’s app and platform features — from test planning and execution to reporting and defect management.
• Partner with development, design, and product teams to integrate QA best practices early in the release cycle.
• Design and maintain comprehensive test plans and automated suites for key user flows (login, payments, live events, notifications, etc.).
• Lead, mentor, and scale the QA team — setting up clear processes, code quality standards, and testing frameworks.
• Implement automation and regression testing strategies using tools, preferably Maestro, or for example, Espresso, XCTest or Appium.
• Use contract testing (e.g., Pact) to validate backend and service integrations.
• Apply performance and reliability testing across mobile platforms to ensure smooth user experiences.
• Drive innovation through AI-driven testing and predictive analytics to detect risks and reduce manual effort.
• Foster a strong quality culture across teams by tying QA goals to product velocity and platform reliability.

QA Lead - Platform

QA Lead overseeing quality assurance for JustPlay’s mobile app ecosystem. Leading the QA team and ensuring app reliability across platforms and releases.

product-manager

• Define and own fraud prevention strategies, identifying risks across user journeys—from onboarding to engagement and payouts.
• Develop and deploy real-time detection mechanisms, anomaly analytics, and proactive interventions to mitigate malicious behavior and abuse.
• Collaborate with data science, engineering, operations, and UX teams to build robust detection pipelines, alert systems, and responsive workflows.
• Prioritize fraud-related KPIs such as false positives, chargeback rates, fraud velocity, and user friction metrics, driving continuous optimization.
• Integrate A/B testing and iterative validation to refine detection models and user intervention flows.
• Influence product design to incorporate fraud-resilient user experiences, while minimizing friction for legitimate players.
• Stay informed on global fraud trends in mobile gaming and ad revenue-based platforms to keep our defenses innovative and effective.

Senior Product Manager – Fraud

Senior Product Manager responsible for fraud prevention in mobile gaming at JustPlay. Collaborating with teams to build detection systems and optimize user experiences.

financial-planning-and-analysis

• Improve and establish processes across the financial value chain to ensure data quality
• Suggest automation opportunities across systems (Looker, Metabase, Moss, DATEV, Excel, Power BI)
• Support month-end financial closings to ensure data accuracy
• Assist in preparing monthly, quarterly, and annual financial reports
• Help establish budgets and provide financial guidance on where to invest funds most effectively
• Drive analyses on high-volume business and financial data
• Collaborate with team members on ad-hoc financial requests to increase transparency for the business

Working Student, Controlling / FP&A

Working Student in Finance at JustPlay supporting financial processes and contributing to team success. Responsibilities include process improvement, reporting, and collaborating on financial data analysis.

JustPlay - based in Berlin - is a mobile entertainment company. We hope to bring fun to millions by building a platform for players to discover amazing content and participate in the success of the games they play.

JustPlay

About the company

Open jobs

6 jobs found

Director of Games

JustPlay

Games Producer

JustPlay

Backend Engineer – All Genders

JustPlay

QA Lead - Platform

JustPlay

Senior Product Manager – Fraud

JustPlay

Working Student, Controlling / FP&A

JustPlay