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ElastixAI

Software platform optimizing AI inference costs

Hardware Design Engineer - AI Inference Engine

Full-Time
No salary listed
Senior
Bachelor's, Master's, PhD
Seattle, WA, USA
HybridThree days in the office per week required.
Hardware EngineeringSilicon & ASIC Design

About the job

Requirements
  • A Bachelor of Science, Master of Science, or Doctor of Philosophy degree in Computer Engineering, Electrical Engineering, or a related field is required.
  • At least 5 years of hardware design experience focused on designing or implementing hardware for artificial intelligence or machine learning acceleration is required.
  • Deep understanding of modern artificial intelligence and machine learning models, particularly large language models, and their computational characteristics is required.
  • Experience implementing machine learning optimization techniques in hardware, including sparsity, quantization, and pruning, is required.
  • Proficiency in Verilog or SystemVerilog for register-transfer-level design and simulation is required.
  • Strong understanding of memory system architecture, on-chip interconnects, parallel processing, and distributed computing is required.
  • The candidate must be able to analyze complex systems and solve problems.
  • The candidate must be able to communicate and collaborate effectively with machine learning, software, and cloud or systems engineers in a highly interdisciplinary environment.
  • The candidate must be able to work in a fast-paced, dynamic startup environment with a strong bias for execution.
Responsibilities
  • Contribute to the architectural definition, design, and implementation of a novel artificial intelligence inference engine optimized for specific machine learning workloads.
  • Collaborate closely with machine learning engineers to understand and influence machine learning directions.
  • Work with software engineers to define a seamless hardware-software interface and ensure that the inference engine is programmable, efficient, and easy to integrate into the broader software stack and compiler.
  • Partner with cloud engineers to align the inference engine architecture with target cloud hardware capabilities, deployment strategies, and performance and cost objectives.
  • Model and analyze the performance, power, and area trade-offs of different architectural choices.
  • Monitor artificial intelligence accelerator research and identify emerging techniques and technologies relevant to the co-design approach.
  • Contribute to register-transfer-level design, simulation, and verification efforts for inference engine components.
  • Drive the hardware roadmap for the inference engine by anticipating future artificial intelligence model trends and optimization opportunities.
  • Foster technical excellence within an interdisciplinary engineering team.
Desired Qualifications
  • Knowledge of compiler technologies for artificial intelligence models, such as MLIR and TVM.
  • Familiarity with performance modeling and analysis tools.
  • Experience with system-level integration and debugging.
  • Contributions to relevant research publications or open-source projects.
  • Understanding of cloud computing environments and deploying hardware accelerators in the cloud.
  • High-speed inter-chip networking experience.

About the company

ElastixAI builds a software platform to optimize AI inference for large language models. It reduces cost and complexity by providing a hardware-agnostic, scalable infrastructure that works from edge devices to cloud servers. The platform adapts to different hardware and workloads and can be licensed to chipmakers, cloud providers, and device manufacturers. The goal is to lower the total cost of ownership per token and enable broad, practical deployment of scalable AI inference.

Company Size

11-50

Company Stage

Seed

Total Funding

$34M

Headquarters

Seattle, Washington

Founded

2025

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Simplify's Take

What believers are saying

  • April 2026 GeekWire named ElastixAI a Startup of the Year finalist.
  • February 2026 launch said select enterprise partners and data center operators already use it.
  • May 2025 and February 2026 financing signaled investor appetite for inference-cost reduction.

What critics are saying

  • Public 50x and 80% claims remain unverified against NVIDIA B200 deployments.
  • No disclosed customers, revenue, or layoffs reduce visibility into traction before mid-2026 shipments.
  • NVIDIA, AMD, and hyperscalers can bundle inference optimization, crushing ElastixAI's niche by 2027.

What makes ElastixAI unique

  • Former Xnor and Apple engineers bring rare inference and hardware co-design expertise.
  • February 2026 launch paired software with off-the-shelf FPGA servers, not custom silicon.
  • vLLM plug-ins preserve OpenAI-compatible workflows while swapping NVIDIA CUDA backends.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Retirement Plan
  • Paid Parental Leave
  • Gym Membership
  • Commuter Benefits
  • Professional Development Budget
  • Hybrid Work Options
  • Paid Holidays
  • Life Insurance
  • Paid Holidays

Growth & Insights and Company News

Headcount

6 month growth

-3%

1 year growth

-3%

2 year growth

-3%
Business Wire
Feb 26th, 2026
ElastixAI Emerges From Stealth to Redefine Generative AI Economics via FPGA-Based Supercomputers

ElastixAI Inc. today emerged from stealth to tackle the systemic inefficiencies and high costs of generative AI (GenAI) inference. Founded by former Apple an...

VCNewsDaily
Feb 25th, 2026
ElastixAI raises $18M seed to convert FPGA servers into AI supercomputers

Seattle-based ElastixAI has raised $18 million in seed funding to address inefficiencies and high costs in generative AI inference. Founded by former Apple and Meta machine learning researchers, the company has emerged from stealth with a software platform that converts FPGA-based servers into high-efficiency AI supercomputers. The startup aims to tackle systemic challenges in GenAI inference through its novel technology approach. Details about the funding round's investors were not disclosed.

GeekWire
May 14th, 2025
ElastixAI raises $16M for AI tech

ElastixAI, a Seattle startup founded by former Apple engineers, has raised $16M in a funding round led by FUSE. The company, led by CEO Mohammad Rastegari, is developing an AI inference platform to optimize large language model deployment. Co-founders include Saman Naderiparizi and Mahyar Najibi. ElastixAI aims to improve performance and efficiency for various hardware configurations, offering customizable solutions for hyperscalers and enterprises. Other investors include Catapult, Tyche, Liquid 2 Ventures, and DNX Ventures.