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Jobs / Yggdrasil / Backend Developer - Design & Math
Posted 2026-07-29

Backend Developer - Design & Math

Description

The Backend Developer will be responsible for developing the backend and mathematical models for Game in the Box solutions. This includes the implementation of game logic, computational systems, and integration with other system components.

The role involves maintaining and developing game designs, implementing new game-related functionalities, and preparing and executing unit and integration tests. The developer will also design game functionalities in accordance with licensing regulations and create project and technical documentation.

Collaboration with project teams and developers is key for the integration and implementation of game projects. The position requires conceptualising and implementing new game projects within defined requirements and constraints, verifying the correctness of game designs, and analysing game-related data to identify new mechanics and industry trends. Evaluating game performance after deployment and conducting analyses to detect irregularities are also part of the responsibilities.

Responsibilities
  • Developing the backend and mathematical models for Game in the Box solutions, including implementation of game logic, computational systems, and integration with other system components.
  • Maintaining and developing game designs used in projects.
  • Implementing new game-related functionalities.
  • Preparing and executing unit and integration tests.
  • Designing game functionalities in accordance with licensing regulations.
  • Designing and developing game mechanics and game projects supporting ongoing initiatives.
  • Creating project and technical documentation.
  • Collaborating with project teams and developers on the integration and implementation of game projects.
  • Conceptualising and implementing new game projects within defined requirements and constraints.
  • Verifying the correctness of game designs, ensuring their alignment and optimisation.
  • Analysing game-related data to identify new mechanics and industry trends.
  • Evaluating game performance after deployment and providing insights into player behaviour.
  • Conducting analyses to detect irregularities and proposing corrective solutions.
Requirements
  • 2–3 years of commercial backend development experience (e.g. Java/Kotlin/TypeScript/Node.js or C#) (required)
  • Strong mathematical skills, including a solid understanding of probability, statistics, and algorithms (required)
  • Mathematical intuition and the ability to build, run, and interpret simulation results (required)
  • Hands-on experience with unit and integration testing (required)
  • Strong collaboration skills and experience working in agile, cross-functional teams (required)
  • Good command of English (written and spoken) (required)
  • Genuine passion for games and commitment to delivering high-quality software (required)
  • Experience with backend development for online casino / iGaming products (nice-to-have)
  • Familiarity with video slot mechanics and slot math models (RTP, volatility, hit frequency, pay tables) (nice-to-have)
  • Experience designing game mechanics or mathematical models for games (nice-to-have)
  • Ability to test and validate mathematical outcomes using MS Excel, programming, and proprietary tools to guarantee accuracy and quality (nice-to-have)
  • Understanding of Docker and containerisation (nice-to-have)
  • Understanding of licensing and regulatory requirements in regulated gaming markets (nice-to-have)
  • Ability to test and validate mathematical outcomes using MS Excel, programming, and proprietary tools to guarantee accuracy and quality (nice-to-have)
About Yggdrasil

Yggdrasil is a business-to-business provider of online casino content, best known for its video slots and for the GATI development technology and YG Masters partner programme that let third-party studios distribute games through its network. Founded in 2013 and headquartered in Malta, it supplies content to operators across regulated markets, with development studios in Europe including Kraków, Poland.

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