Senior Software Engineer, Discord

• 4+ years of experience working on large scale distributed systems, including monitoring and performance optimization
• Strong programming skills in languages like Rust, Python, C++, and/or Elixir
• Knowledge of network protocols and understanding of networking fundamentals (TCP/UDP, packet loss, jitter, etc)
• Strong debugging skills and ability to troubleshoot issues across the full stack
• Enjoyment in coming up with pragmatic solutions to concrete problems using first principles thinking
• Experience with cloud providers (AWS, GCP) and containerization (Docker, Kubernetes)
• Collaborative mindset with experience working in cross-functional engineering teams

Desirable

• Discord is looking for a Senior Software Engineer who is passionate about building and scaling the software that powers our realtime audio and video communication infrastructure
• The Audio & Video Infrastructure team builds and maintains our WebRTC-based systems and scales the infrastructure that enables millions of concurrent voice and video conversations
• As a Senior Software Engineer, you'll work on technology that directly impacts how millions of people communicate daily
• From casual voice chats to large-scale community events and high-stakes esports tournaments, your code will power conversations that matter
• You'll tackle interesting technical challenges at scale – optimizing for ultra-low latency while maintaining quality, handling network variability across the globe, and building systems resilient enough to handle Discord's massive growth
• This is an opportunity to work with cutting-edge media technology while having a real, measurable impact on user experience
• Build and optimize real-time Audio & Video systems that handle millions of concurrent users, focusing on implementation of scalable solutions
• Implement performance improvements across both control and media layers, improving latency, reliability, and user experience metrics
• Contribute to next-generation infrastructure architecture that pushes the boundaries of real-time communication
• Develop and maintain infrastructure automation to ensure reliable deployments
• Collaborate with cross-functional teams, such as the AV Clients team, to deliver features and product launches
• Debug and resolve complex production issues, from packet-level networking to application layer