Senior Multiplayer Server Developer - Paper.io 2
Job Summary
Job Description
As a Senior Multiplayer Server Developer at Voodoo, you'll work on Paper.io 2, contributing to the development of its iconic multiplayer features using Nakama. Responsibilities include developing social multiplayer features (leaderboards), building real-time multiplayer gameplay with low latency and physics-based interactions, and scaling the infrastructure to support a massive player base. This involves efficient room creation, matchmaking, and server optimization. Close collaboration with a talented team is essential. The role requires expertise in C#, Unity, multiplayer server architecture, networking, and ideally, the Heroic Labs stack (Nakama, Satori, Heroic Cloud). Optimization skills for high-load systems are crucial, along with excellent problem-solving and communication abilities.
Must have:
- 5+ years backend development experience
- C# and Unity expertise
- Multiplayer server architecture & networking
- High-load system optimization
- Excellent problem-solving skills
Good to have:
- Heroic Labs stack experience (Nakama, Satori, Heroic Cloud)
- Database optimization
- Network performance expertise
- Distributed systems knowledge
4 skills required
Job Details
Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta. Our portfolio includes chart-topping games like Mob Control and Block Jam, alongside popular apps such as BeReal and Wizz.
This position can be Paris-based, Amsterdam-based, or fully remote within CET +/-2h.
Team
Our Gaming team is made up of hybrid-casual, casual, and mid-core experts. Our 'Core' games team supports internal and external studios worldwide in creating, developing, and launching new hit games, whilst our 'Live' games team focuses on delivering higher engagement on our existing and successful games.
Joining our Live games team means collaborating with gaming industry experts on globally renowned, enduring games while embracing exciting new entrepreneurial ventures. With over seven billion downloads worldwide and a portfolio of more than 10 resilient hybrid games generating more than $20m per year, we are the world's largest and most successful hybrid publisher.
You will be joining one of our Live Studios, working on Paper.io 2.
With Paper.io 2, we’re building an iconic game that players will never forget!
We're a small team of excellent people who take care of everything from ideas to testing, and we intend to grow while maintaining our high standards.
Role
- Build multiplayer features for Paper using Nakama
- Phase 1: Develop social multiplayer features (e.g., leaderboards with real user data)
- Phase 2: Create real-time multiplayer for core gameplay (ensuring low-latency, physics-based interactions with continuous state synchronization and client-side prediction).
- Phase 3: Scale multiplayer infrastructure to support our large player base ( efficient room creation, matchmaking, and server optimization).
- Collaborate closely with our small, talented team
Profile
- 5+ years of professional back-end development experience
- Professional experience in C# and Unity
- Proven expertise in multiplayer server architecture and networking
- Experience with the Heroic Labs stack (including Nakama, Satori and Heroic Cloud) is a strong plus
- Skilled in optimizing high-load systems and ensuring peak performance
- Specialized strengths (e.g., database optimization, network performance, distributed systems) are a major plus
- Excellent problem-solving skills and reliability
- Strong communication in English
- A proactive developer committed to high quality and excellence
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