Member of Technical Staff (GPU Performance Engineer)

Reka

Singapore, UK, USAPosted Sep 7, 2026Discovered via the company's careers siteMatch locked

RemoteFull-TimeSoftware Engineering

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About the role

We are seeking an experienced GPU Performance Engineer with a strong background in Python and large-scale model training. In this role, you will design and implement improvements to our training infrastructure and directly contribute to technical decisions that optimize performance of our models. You will also work on post-training processes, including reinforcement learning and fine-tuning. Furthermore, you will contribute to improving the efficiency and scalability of our model serving infrastructure.

Ideal Experience

• Strong engineering skills with fluency in Python and PyTorch (or other frameworks).

• Proven experience implementing and training large deep learning models.

• Experience writing and debugging low-level GPU code (CUDA, C++).

• Experience scaling up GPU jobs using large-scale compute clusters (e.g., Slurm or Kubernetes).

• Demonstrated ability to analyze and optimize the performance of GPU-accelerated workloads, including profiling, identifying bottlenecks, and implementing performance tuning techniques.

Reka's Mission

Reka's mission is to build useful multimodal artificial intelligence and use it to empower organizations and businesses. We are a globally distributed foundation model startup, headquartered in the San Francisco Bay Area, California. Embracing a remote-first approach, our team brings together top talent from around the world. Our founding team, along with many of our team members, has contributed to numerous breakthroughs in AI over the past decade.

Why Reka?

•

An Elite Team

Collaborate with top-tier engineers, researchers, and operators from renowned organizations like Google DeepMind, Facebook AI Research (FAIR), and successful startups, driving innovation in AI technology. •

Cutting-edge Infrastructure

Train state-of-the-art models leveraging the latest software and hardware, expanding the frontier of innovation in AI infrastructure development. •

Inclusive and Open Culture

Thrive in an open and inclusive work environment that values diverse perspectives and fosters creativity. •

Generous Benefits

Enjoy five weeks of paid leave to recharge, comprehensive healthcare benefits (including vision and dental), and additional perks that support your well-being. •

Visa Support

We provide visa assistance, including H1B and OPT transfers, for US employees to ensure a smooth transition and support your career with us.

Skills

artificial-intelligencepythoncdeep-learningkubernetespytorch

Who can apply

The employer didn't state any visa, work authorization, citizenship or clearance requirements in this posting. Confirm with the employer before applying.

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