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Backend Developer [Esports team]

Bucharest, Romania - Office-based

COMPANY DESCRIPTION

 Ubisoft is a global leader in gaming with teams across the world creating original and memorable gaming experiences, from Assassin’s Creed, Rainbow Six to Just Dance and more. We believe diverse perspectives help both players and teams thrive. If you’re passionate about innovation and pushing entertainment boundaries, join our journey and help us create the unknown!

JOB DESCRIPTION

Your life at Ubi

Join the Esports product team behind Rainbow Six Siege’s competitive ecosystem. We build tools, platforms, and data-driven experiences to support pro players, tournament organizers, and fans around the world. 

You’ll work alongside product manager, developers, UX designer, and game production teams to bring esports features to life — both inside the game and across our digital platforms (r6esports.com, esports data platform, etc.).

Your main mission

We’re seeking an experienced Intermediate to Senior Backend Developer who will play a key role in designing, developing, and maintaining high-performance APIs and services that power our esports ecosystem.

These APIs provide live data and statistics consumed by:

  • External partners
  • Analysts and casters
  • In game esports features
  • Tournament organizers
  • Community tools
  • Internal data analysis and reporting systems

Your work will directly support player facing experiences as well as internal decision making and analytics, with a strong focus on reliability, scalability, and data accuracy.

QUALIFICATIONS

What you’ll bring

  • Strong experience designing and building backend APIs and services in .NET Core
  • Solid knowledge of C# and modern backend development practices
  • Strong experience with Entity Framework Core (data modeling, performance, migrations)
  • Experience working with relational databases such as MySQL
  • Experience with NoSQL databases, especially MongoDB
  • Familiarity with AWS environments (deployment, cloud services, monitoring, or infrastructure basics)
  • Demonstrated experience working with live or near real-time data, optimizing performance-sensitive systems, or developing data-intensive applications.
  • Good understanding of API design, versioning, documentation, and security
  • Experienced with unit and integration tests
  • Comfortable working in cross functional teams and communicating clearly in English (spoken and written); French is a plus
  • Interest in Esports or Sports is a strong plus and will help you better understand our context and users

Nice to have

  • Fullstack experience
  • Knowledge of React

Tech stack summary

BackEnd: .NET Core, C#
Data access: Entity Framework Core
Databases: MySQL, MongoDB
Cloud: AWS
Bonus: React (if fullstack)

ADDITIONAL INFORMATION

What do we offer benefits wise?    

  • Meal tickets with value of 30 ron/day  
  • Access to private medical system and special subscription rates for family members  
  • On site medical support  
  • World Class subscription  
  • Comprehensive wellbeing program (including physical fitness, mental health, financial education and internal communities)  
  • Life insurance  
  • Ubisoft bikes, free rental  
  • Parking spaces for cars, bikes, motorbikes  
  • Video games and consoles to borrow  
  • Access to Ubisoft games via own Uplay account  
  • Bookster (borrow books for free, delivered at home or in the office)  
  • Free fruits and coffee in the office  
  • Studio offered free days, confirmed on an annual basis for different events  
  • Study leave  
  • Christmas/ Easter celebration with a special gift  
  • Partners’ discounts    
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