Senior Backend Engineer (Golang) - Castle Busters

Paris, Remote. Posted 22 days ago

The role

You will design and build the server-side foundation for Castle Busters to transition it from client-authoritative to server-validated. You will work on server-side validation for the metagame, move toward server authority for competitive features, and design APIs for Unity client integration.

What you will do

Build server-side validation for the metagame including currency, card upgrades, chest opens, and progression
Move toward server authority for competitive features
Design APIs and player-state management for Unity client integration
Help shape how client and server split responsibilities
Perform infrastructure, API design, coding, and client-side integration

Required qualifications

7+ years of backend development experience
Strong knowledge of computer science fundamentals
Extreme fluency in Golang (At least 1 year in a professional environment)
Mastery of SQL and NoSQL
Background in high-scale systems
Understanding of Unix-like environments
AI-first mindset: Comfortable using AI daily and building custom agents or reusable automations
Experience working in cross-functional agile teams
Strong analytical skills for solving complex problems related to scalability, performance, and integration
Excellent interpersonal and communication skills
Ability to be self sufficient and work autonomously

Nice to have

A deep interest in game development

Benefits

Best-in-class compensation
Other benefits according to the country you reside

About the company

Voodoo is a consumer tech company founded in Paris in 2013. It is a mobile publisher with games and apps that have passed 7 billion downloads.