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← Perplexity AI

Member of Technical Staff (AI Infrastructure Engineer)

Perplexity AI · London

Applied AIremotemid-level
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At a glance

Highlights

  • Build and optimize large-scale AI training and inference clusters.
  • Partner closely with Inference and Research teams to scale models.
  • Keep critical training runs and inference services highly available.

Ideal candidate

Infrastructure-minded engineer with 3-5 years supporting ML systems who thrives on reliability and performance. You enjoy partnering with researchers and keeping large-scale training and inference running smoothly.

Requirements

  • Strong expertise in Kubernetes administration, including custom resource definitions, operators, and cluster management
  • Hands-on experience with Slurm workload management, including job scheduling, resource allocation, and cluster optimization
  • Experience with deploying and managing distributed training systems at scale
  • Deep understanding of container orchestration and distributed systems architecture
  • High level familiarity with LLM architecture and training processes
  • Experience managing GPU clusters and optimizing compute resource utilization
  • Python and C++ programming with focus on systems and infrastructure automation
  • Hands-on experience with ML frameworks such as PyTorch in distributed training contexts
  • Strong understanding of networking, storage, and compute resource management for ML workloads
  • Experience developing APIs and managing distributed systems for both batch and real-time workloads
  • Solid debugging and monitoring skills with expertise in observability tools
  • Demonstrated experience managing large-scale Kubernetes deployments in production
  • Proven track record with Slurm cluster administration and HPC workload management
  • Previous roles in SRE, DevOps, or Platform Engineering with focus on ML infrastructure
  • Ideally, 3-5 years of relevant experience in ML systems deployment

Lab profile

About Perplexity AI

Builds AI search answers and agentic Computer to turn knowledge into action.

What they build

  • Perplexity AI answer engine
  • Perplexity Computer agentic assistant
  • Comet AI browser and desktop apps

Known for

  • Agentic AI and agent capabilities
  • Applied AI product engineering
  • Cross-platform apps across web, mobile and desktop
  • Multimodal AI and integrations

Key facts

  • Founded in 2022
  • Headquartered in San Francisco, California
  • Serves millions of users daily
More about Perplexity AI →
Apply on the lab’s site ↗

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