Unity Developer (Player Journey)

2 Months ago • 2 Years +
Game Engine

Job Description

Papaya is a fast-growing, profitable company creating skill-based mobile games enjoyed by millions. We are seeking a Unity Developer to join our R&D team in Warsaw, Poland, focusing on the player's first 7-day experience. This role involves implementing engaging game features, building scalable architecture, collaborating with backend engineers, and ensuring high-quality, bug-free gameplay. You will have full ownership of features from start to finish, contributing significantly to the product in a hybrid work environment.
Good To Have:
  • Familiar with await and async tasks
  • Experience in iOS and Android in Unity development and deployment
Must Have:
  • Implement new game features in Unity that improve onboarding and early engagement.
  • Build clean, scalable architecture to support fast iteration and long-term performance.
  • Collaborate with backend engineers to develop full-stack experiences with server communication.
  • Ensure high-quality, bug-free gameplay for millions of new players.
  • Participate in planning, design, and continuous improvement alongside a cross-functional team.
  • Full ownership and delivering feature from a-z.
  • Work on long retention meta features.
  • Optimizing the game for the best performance on all supported devices.
  • Design, implement and innovate features with cutting-edge technologies.
  • Make sure the games maintain excellent performance and a great user experience.
  • 2+ years of hands-on Unity development experience.
  • Strong skills in gameplay mechanics, UI/UX, and performance optimization.
  • Experience working in teams with backend integration (client-server model).
  • Familiarity with scalable architecture and clean code principles.
Perks:
  • 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 'Uber Eats' voucher
  • Multisport card
  • Monthly Happy Hours
  • Snacks and Breakfasts

Add these skills to join the top 1% applicants for this job

cross-functional
communication
team-player
unity
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game-texts
user-experience-ux

Description

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.

We’re a fast-growing, profitable company with the spirit of a startup — no corporate bureaucracy, no endless layers of approvals. Everyone on the team makes a real impact on the product, and your voice truly matters.

We’re looking for a Unity Developer to join the team driving the first 7-day experience of new players — a core journey in Papaya’s product.

You’ll play a key role in delivering smooth, engaging game features that shape a player’s first impression and ongoing connection. As part of a full-stack team, you’ll be responsible for coding, architecture, and deep collaboration with backend, product, and game stakeholders.We offer a hybrid work model with flexibility at our growing Warsaw office.

Responsibilities

  • Implement new game features in Unity that improve onboarding and early engagement.
  • Build clean, scalable architecture to support fast iteration and long-term performance.
  • Collaborate with backend engineers to develop full-stack experiences with server communication.
  • Ensure high-quality, bug-free gameplay for millions of new players.
  • Participate in planning, design, and continuous improvement alongside a cross-functional team.
  • Full ownership and delivering feature from a-z.
  • Work on long retention meta features.
  • Optimizing the game for the best performance on all supported devices.
  • Design, implement and innovate features with cutting-edge technologies.
  • Make sure the games maintain excellent performance and a great user experience.

Requirements

  • 2+ years of hands-on Unity development experience.
  • Strong skills in gameplay mechanics, UI/UX, and performance optimization.
  • Experience working in teams with backend integration (client-server model).
  • Familiarity with scalable architecture and clean code principles.
  • Ability to collaborate effectively with designers, engineers, and product managers.
  • A team player who enjoys working with others.
  • Good written and verbal English communication skills.
  • Passion for games.
  • Familiar with await and async tasks - an advantage.
  • Experience in iOS and Android in Unity development and deployment - an advantage.

What We Offer:

  • 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 'Uber Eats' voucher
  • Multisport card
  • Monthly Happy Hours
  • Snacks and Breakfasts

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