Senior Network Programmer

Summary

Join Decentraland, a pioneering virtual world built on the Unity engine, as a Senior Network Programmer. You will play a key role in designing, implementing, and maintaining the robust client-server architecture for our large-scale social virtual world. This position requires extensive experience in developing and optimizing multiplayer networking solutions for real-time, large-scale network infrastructure. You will collaborate with a team of engineers, designers, and content creators to ensure a seamless user experience. We offer a fully remote position with flexible working hours and a comprehensive benefits package.

Requirements

• Proven background in developing and optimizing multiplayer networking solutions for real-time, large-scale network infrastructure
• Proven experience integrating multiplayer into existing codebases
• Solid understanding of low-level networking concepts (TCP/UDP, packet structures, bandwidth usage, client-side prediction / reconciliation, lag compensation, zone transitions / Server Handoffs etc.)
• Experience with C# and Unity’s ecosystem, especially working across custom back-end solutions with Unity clients
• Hands-on experience analyzing and improving network throughput, latency, and resource usage
• Familiarity with tools for debugging and performance testing in large-scale, multiplayer environments
• Experience working with Git, Perforce, Mercurial, or similar systems for version control and collaboration

Responsibilities

• Work closely with our technical architect and senior engineers to design, implement, and maintain robust client-server architectures supporting real-time multiplayer experiences
• Develop custom protocols or integrate existing libraries to handle real-time communication with minimal latency and overhead
• Profile and optimize network code to efficiently handle large numbers of concurrent players
• Collaborate on strategies for load balancing, sharding, and distributed computing to ensure a seamless user experience
• Work closely with other engineers, designers, and content creators to ensure the network layer meets creative and technical requirements
• Identify and address latency, security, and scalability issues, ensuring a stable and secure environment for users
• Guide and mentor other developers, participate in code reviews, and promote best practices in network engineering
• Contribute to the entire production cycle by offering ideas, improvements, and solutions that drive quality and innovation

Preferred Qualifications

• Experience with TypeScript and WebRTC
• Familiarity with modern cloud infrastructures (AWS, GCP, Azure) and CI/CD pipelines for automated builds and testing
• Familiarity with other game engines (Unreal, CryEngine, Godot) or custom engines, focusing on network layers
• Knowledge of C, C++, or Rust for performance-critical network code
• Experience setting up or contributing to CI/CD pipelines to streamline builds and deployments

Benefits

• Fully remote team with flexible working hours
• 29 annual PTOs
• Long term incentive of MANA tokens, vested in a 4 years period
• Additional tokens linked to annual performance review
• Stipend policy to cover remote work & wellness related expenses
• Brand new equipment for remote work, including laptop, screen and chair
• Parental leave
• Language lessons
• An Annual team offsite