Backend engineer in mobile gaming

At Papaya, we believe in the power of play. We create skill-based mobile games that combine fun, competition, and real rewards — enjoyed by millions of players worldwide. We're building a platform where players join tournaments, connect with others, and keep coming back. With a strong focus on innovation, scalability, and user experience, we aim to redefine what mobile gaming can offer.

• Develop and maintain a high-scale backend platform serving millions of users.
• Design and implement end-to-end solutions that reduce time-to-market and improve system efficiency.
• Write high-quality, performant, and maintainable code following industry best practices.
• Experiment with new technologies, tools, and third-party frameworks to drive innovation.
• Mentor new team members and contribute to a culture of engineering excellence.

• 6+ years of experience in server-side development and architecture.
• Hands-on experience in cloud-based architectures and scalable backend systems.
• Proficiency in Node.js or another major backend language.
• Experience or strong interest in agentic coding and AI-assisted development tools.
• Passion for learning and adopting new technologies.
• A can-do approach, problem-solving mindset, and ability to work in a fast-paced environment.

• Join a profitable company with the heart of a startup – stable, growing, and full of energy.
• Enjoy a hybrid work model with flexibility and a growing Warsaw office.
• Receive competitive compensation tailored to the Polish market - B2B Service agreement
• Comfortable office in central Warsaw, equipped with all the necessary tools to conquer the universe
• Luxmed Medical services
• Monthly 'Pyszne.pl' voucher
• Multisport card
• Monthly Happy Hours
• Snacks and Breakfasts