Platform Engineer
Reactor · San Francisco
InfrastructureonsiteseniorSalary and equity at the 99th percentile for our stage
At a glance
Highlights
- Build the foundation powering real-time world models inference platform.
- Scale production across clouds in regions from São Paulo to Tokyo.
- Work with major labs like Alibaba, Amazon, and NVIDIA on world models.
What they offer
- Salary and equity at the 99th percentile
- Visa sponsorship and relocation support
- Generous health, dental, and vision coverage
Ideal candidate
Senior infrastructure builder who thrives owning production end-to-end at a startup. You love designing resilient systems, sweating failure modes, and keeping global platforms fast and reliable.
Requirements
- 6+ years building and running production infrastructure at scale
- Operated Kubernetes in production including scheduling, autoscalers, and upgrades
- Strong infrastructure as code with Terraform, Pulumi or similar across environments
- Solid distributed systems fundamentals and production code in Go or Python
- Experience with networking including load balancers, TLS, DNS, NAT, cross-region latency
- Owned infrastructure end-to-end at a startup
- remote policy
- In-person only
- visa sponsorship
- Available
Lab profile
About Reactor
Inference platform for real-time world models powering media, physical AI, and omni-directional applications.
What they build
- Inference platform for real-time world models
- Catalog of 15+ world models including LingBot World 2, LTX 2.5 Realtime, HappyOyster
Known for
- Largest and fastest world model catalog
- Real-time optimized inference
- Works with Alibaba, Amazon, and NVIDIA
Key facts
- Raised $59M led by Lightspeed
- Backed by Amplify Partners, WndrCo, and NVentures
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