Senior Machine Learning Engineer

Requirements

  • Develop, optimize, and productionize machine learning models for Cloudflare’s serverless inference platform, with a focus on performance, reliability, and model quality.
  • Build benchmarking and evaluation frameworks to measure latency, throughput, cost efficiency, and model behavior across LLMs, speech, vision, and other model families.
  • Improve inference performance through quantization, batching, caching, model compilation, runtime tuning, and accelerator-aware optimization.
  • Partner with systems engineers to integrate models into Cloudflare’s distributed inference infrastructure across a heterogeneous fleet of GPUs and next-generation accelerators.
  • Drive improvements to model deployment workflows, including validation, rollout safety, observability, regression testing, and operational readiness.
  • Collaborate with product and engineering teams to translate customer requirements into scalable ML capabilities for Workers AI.
  • Mentor engineers, contribute to technical direction, and raise the quality bar for production ML engineering practices across the team.

Nice to Haves

  • Experience contributing to open source ML tooling, model serving frameworks, or inference runtimes.

What You'll Be Doing

  • Define how machine learning models run across Cloudflare’s global network.
  • Work with systems engineers, product teams, hardware partners, and AI/ML engineers to bring models into production with low latency, strong reliability, and efficient resource use.
  • Combine applied ML, inference optimization, evaluation, and production engineering.
  • Focused on benchmarking models, improving serving performance, validating quality, and building tooling to ship AI applications at Internet scale.

Perks and Benefits

  • Cloudflare is an equal opportunity employer committed to diversity and inclusiveness.
  • Provides reasonable accommodations to qualified individuals with disabilities.
  • A highly ambitious, large-scale technology company with a soul, focused on protecting the free and open Internet.
  • Named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.
AI Summary ✨

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