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Featherlessai

AI Researcher — Inference Optimization

  • Seen live on Featherlessai's site 2 days ago
  • Mid level
  • Remote
Pay
Not stated
Location
Remote (world)
Open for
12+ days
First seen
Oct 23, 2026
Apply on Featherlessai's site (opens in a new tab)

Posting record

No flags

Open 12+ days

The posting's record, oldest first
  1. Featherlessai's site dates the posting
  2. Ghostless first sees this listing
  3. Last checked: still up
How we know

It hasn't been reposted, listed twice, or left up unusually long, and the posting doesn't say it's a talent pool.

Ghostless records the day it first sees a posting, so a repost can't reset its age. This one was already up when Ghostless started tracking Featherlessai, so its true age is longer.

Last checked Nov 2, 2026.

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What the posting discloses

Not stated: Pay, real vacancy, AI screening.

Why these three

Ontario requires postings from employers with 25 or more staff to state the pay, whether the vacancy exists, and whether AI screens applicants.

Some employers add pay only on their own site. Check the original posting before you rule it out.

Skills mentioned

About the role

Role Overview

We are seeking an AI Researcher with deep experience in inference optimization to design, evaluate, and deploy high-performance inference systems for large-scale machine learning models. You will work at the intersection of model architecture, systems engineering, and hardware-aware optimization , improving latency, throughput, and cost efficiency across real-world production environments.

Key Responsibilities

  • Research and develop techniques to optimize inference performance for large neural networks.
  • Improve latency, throughput, memory efficiency, and cost per inference .
  • Design and evaluate model-level optimizations (quantization, pruning, KV-cache optimization, architecture-aware simplifications).
  • Implement systems-level optimizations (dynamic batching, kernel fusion, multi-GPU inference, prefill vs decode optimization).
  • Benchmark inference workloads across hardware accelerators.
  • Collaborate with engineering teams to deploy optimized inference pipelines .
  • Translate research insights into production-ready improvements .

Required Qualifications

  • Strong background in machine learning, deep learning, or AI systems .
  • Hands-on experience optimizing inference for large-scale models .
  • Proficiency in Python and modern ML frameworks (e.g., PyTorch).
  • Experience with inference tooling (e.g., Triton, TensorRT, vLLM, ONNX Runtime).
  • Ability to design experiments and communicate results clearly.

Preferred / Nice-to-Have Qualifications

  • Experience deploying production inference systems at scale .
  • Familiarity with distributed and multi-GPU inference .
  • Experience contributing to open-source ML or inference frameworks .
  • Authorship or co-authorship of peer-reviewed research papers in machine learning, systems, or related fields.
  • Experience working close to hardware (CUDA, ROCm, profiling tools).

What Success Looks Like

  • Measurable gains in latency, throughput, and cost efficiency .
  • Optimized inference systems running reliably in production.
  • Research ideas successfully translated into deployable systems.
  • Clear benchmarks and documentation that inform product decisions.

Relevant Research Areas (Bonus)

  • Long-context inference optimization
  • Speculative decoding
  • KV-cache compression and paging
  • Efficient decoding strategies
  • Hardware-aware inference design

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