Machine Learning Performance Engineer

Optiver; New York (NY); On-site; USD 180,000 - 220,000; Full time

Benefits offered by this job

Global profit-sharing pool

401(k) match up to 50%

Comprehensive health coverage

25 paid vacation days

Extensive office perks

Job summary

Optiver is seeking a Machine Learning Performance Engineer to join our team in New York. In this pivotal role, you will build scalable training and inference pipelines for deep learning and work closely with researchers to enhance performance in trading systems.

You will be part of a dynamic culture focused on collaboration and excellence, contributing to innovative AI initiatives that impact our futures trading strategies.

Qualifications

• Strong knowledge of low-level GPU programming with CUDA, including Tensor Cores and warp-level intrinsics.
• Expertise in internals of deep learning frameworks like PyTorch, JAX, TensorFlow.
• Deep understanding of computer architecture.
• Experience in C++ and Python.

Responsibilities

• Build scalable and robust training and inference pipelines for deep learning.
• Dive into internals of open-source deep learning frameworks and enhance their functionality.
• Identify and eliminate performance bottlenecks.
• Collaborate closely with researchers and other engineers.
• Develop an in-depth understanding of trading systems.

Skills

Low-level GPU programming with CUDA

Deep learning frameworks (PyTorch, JAX, TensorFlow)

Computer architecture

C++

Python

Tools

GPU libraries (cuDNN, cuBLAS)

Job description

Optiver is looking for a Machine Learning Performance Engineer to join our team, focusing on a pivotal AI initiative. This role offers the opportunity to make a significant impact across Machine Learning infrastructure, training, and inference challenges to advance our futures trading strategies.

What you’ll do

• Build scalable and robust training and inference pipelines for deep learning
• Dive into internals of open‑source deep learning frameworks and enhance their functionality
• Identify and eliminate performance bottlenecks
• Collaborate closely with researchers and other engineers
• Develop an in‑depth understanding of trading systems

What you’ll get

You’ll join a culture of collaboration and excellence, surrounded by curious thinkers and creative problem‑solvers. Motivated by a passion for continuous improvement, you’ll thrive in a supportive, high‑performing environment alongside talented colleagues, collectively tackling some of the toughest challenges in the financial markets.

• The opportunity to work alongside best‑in‑class professionals from over 40 different countries
• A highly competitive compensation package
• Global profit‑sharing pool and performance‑based bonus structure
• 401(k) match up to 50%
• Comprehensive health, mental, dental, vision, disability, and life coverage
• 25 paid vacation days alongside market holidays
• Extensive office perks, including breakfast, lunch and snacks, regular social events, clubs, sporting leagues and more

Who you are

• Strong knowledge of low‑level GPU programming with CUDA, including Tensor Cores, cooperative groups, graphs, and warp‑level intrinsics
• Expertise in internals of deep‑learning frameworks like PyTorch, JAX, TensorFlow, etc.
• Deep understanding of computer architecture
• Experience in C++ and Python

Nice to have

• Experience with JAX ecosystem (XLA, Flax, etc.)
• Familiarity with GPU libraries and tools such as Triton, CUB, cuDNN, and cuBLAS
• Linux system programming experience
• Experience with large‑scale distributed training
• Contributions to open‑source projects related to data science and machine learning

Who we are

Optiver is a tech‑driven trading firm and leading global market maker. As one of the oldest market‑making institutions, we are a trusted partner of 70+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency, and acting as a stabilising force no matter the market conditions.

Our differences are our edge. Optiver does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, physical or mental disability, or other legally protected characteristics.

Base Salary Range

$200,000 – $200,000 USD