Roblox · 1 day ago
Senior Software Engineer, Application Networking
San Mateo, CA
Full-time
Hybrid
Senior Level
$242K/yr - $294K/yr
5+ years expRoblox is a platform where millions connect and create immersive digital experiences. They are seeking a Senior Software Engineer for the Application Networking team to build and manage networking systems for machine learning workloads, ensuring high reliability and performance.
3D TechnologyGamingMetaverseOnline GamesSoftwareVideo Games
Responsibilities
Take ownership of critical networking components, transitioning them from proof-of-concept to production-ready systems capable of handling massive ML throughput
Build the observability, alerting, and tooling required to maintain 99.99% reliability for our ML clusters
Deep dive into Cilium and eBPF to squeeze maximum performance out of the network, reducing latency for training jobs
Collaborate with our technical leads to implement complex networking features, ensuring high code quality and robust design
Serve as a primary escalation point for complex network issues in the Kubernetes layer, troubleshooting across the stack (kernel, CNI, service mesh)
Act as a senior voice on the team, mentoring junior engineers and promoting best practices in testing, deployment, and reliability engineering
Qualification
Required
5+ years of experience, with a strong focus on running Kubernetes in production environments
Deeply knowledgeable of the Kubernetes networking model (CNI, Services, Ingress, Kube-proxy) and have managed clusters with significant traffic
Familiar with Cilium and eBPF and comfortable working with Linux networking fundamentals (TCP/IP, routing tables, iptables/nftables)
Excellent at taking a high-level architecture strategy and turning it into working, tested, and deployable code
Fluent in C/C++, Go, or Rust
Experienced with on-call rotations and approach infrastructure with a 'reliability-first' mindset
Benefits
Equity compensation
Benefits as described on this page
Company
Roblox
Roblox is an online gaming and entertainment platform that offers a shared digital experience that brings people together through play.
1001-5000 employees
H1B Sponsorship
Roblox has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (240)
2024 (111)
2023 (139)
2022 (153)
2021 (91)
2020 (92)
Funding
Current Stage
Public CompanyTotal Funding
$874.45MKey Investors
Andreessen HorowitzAltos Ventures
2024-10-01Post Ipo Equity
2022-04-12Series Unknown· $17.71M
2021-08-11Series Unknown
Leadership Team
David Baszucki
Founder and CEO
Anupam Singh
VP Engineering, AI Platform, Infrastructure
Recent News
2026-01-08
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Sherwood News
2026-01-07
Company data provided by crunchbase