Backend Gameplay Programmer

Sofia, Sofia City Province, bg on site Until 10/2/2026 H-1B sponsor history First posted August 3, 2026 Last posted August 3, 2026
Job description

We’re seeking a hands-on Gameplay Programmer, for our Slot Games Math Team to drive the backend development powering the mathematical models behind our innovative slot games. This role blends technical excellence, problem-solving, and collaboration to ensure our systems are innovative, robust, scalable, and efficient. 

You’ll be part of a small team of backend developers, collaborating with them by setting high standards for code quality, refining tools and processes, and keeping our tech stack modern and effective. By partnering closely with mathematicians and game designers, you’ll play a pivotal role in delivering world-class gaming experiences. 

In this position, you’ll not only build but also innovate the backend systems and game code that define how our games function. This is a technical role for one who thrives on solving complex challenges, inspires through action, and brings a passion for innovation to every project.

If you love working at the intersection of technology, mathematics, and gaming, this is the role for you. 

Your Mission 

  • Develop and maintain backend systems for the mathematical models behind our slot games, staying closely involved in the action. 
  • Drive technical excellence by defining consistent code standards, reviewing code, and ensuring robust documentation. 
  • Enhance tools, processes, and infrastructure to support scalable and efficient development. 
  • Collaborate closely with mathematicians, game designers, and frontend teams to align technical solutions with game design specifications. 
  • Stay updated on industry trends and emerging technologies to keep our team ahead of the curve. 
  • Thoroughly document all new features and maintain guides for workflows and best practices. 
  • Champion knowledge sharing across the team to foster continuous improvement. 

What You Bring 

  • Proficiency in programming and technical knowledge, particularly with any of PHP/C++/Python/JavaScript or TypeScript
  • A strong foundation in solving complex mathematical and statistical problems
  • A proactive, results-driven attitude with a passion for building innovative gaming experiences. 
  • Bonus: A love for slot games or experience in casino gaming mechanics

Why Join Us? 

You’ll join a strong, established product team that delivers award-winning, world-class slot games providers. We offer a merit-based system that values autonomy and focuses on results—free from unnecessary bureaucracy or distractions. 

This role is strategically important, and you’ll have the support and resources needed to deliver impactful results. If you’re looking for a career-defining opportunity where your expertise makes a difference, we’d love to hear from you. 

About this role

Summary

Develop and maintain backend systems for slot game mathematical models.

Job title

Backend Gameplay Programmer

Experience level

null

Industry

gaming

Location requirements

Sofia, remote work not specified.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

programmingPHPC++PythonJavaScriptTypeScriptmathematical problems

Preferred skills

slot gamescasino gaming mechanics

Specializations

backendmath modelsgaming
Locations

Structured locations inferred from the posting.

Sofia, Bulgaria

On-site City