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Senior / Staff Mechanical Engineer - R&D

Fulfil.IO Inc. · Mountain View, CA · On-site

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About Fulfil.IO Inc.

The only agentic ERP built specifically for Shopify Plus and DTC brands in 2026. Native integrations with 400+ 3PL locations, AI-powered configuration, and fixed-price implementation. Start in weeks, not months. Backed by 500 Global.

About the role

As a Senior/Staff Mechanical Engineer, you will productize Fulfil’s proprietary technology while conceptualizing and developing new features and equipment to take it to the next level.. This role offers the opportunity to work closely on a complex multi-robot system with a cross-functional engineering team ranging from R&D Hardware Design, Systems, Process and Operations.

What they're looking for

  • 4-8 years of experience designing and building complex mechanical systems
  • Bachelor’s or master’s degree in mechanical engineering or equivalent
  • Experience with DFM, DFMEA, 8D, six sigma, relevant engineering tools
  • Experience with CAD, ideally Solidworks
  • Ability to travel when we deploy new sites - could be up to 30% of the time for a few months of the year
  • Hands on aptitude – able to dive in and troubleshoot issues
More about this role

Fulfil is a well-funded, rapidly growing, and inclusive company that has developed a custom automation robotics system to pick and pack online orders of groceries and other consumables, bringing delight and a value proposition to consumers that doesn’t exist today. Additionally, its unique design and technology is purpose-built to solve today’s environmental problems in the world’s food supply chain. Founded by a team with previous startup success and backed by top-tier VCs, we are committed to reducing waste, improving environmental impact, and reducing emissions with truly new technology. Our first commercial product launch went live in 2024, we deployed more in 2025 and are in line for even more in 2026.

We can’t do it alone -- we’re seeking curious, capable, passionate team members motivated by the opportunity to create lasting impact on the world through their work. This role offers ample growth opportunities while working side-by-side with an impassioned, multi-disciplinary team spanning mechanical design, software, computer vision, systems integration, and ops to design and operationalize world-changing technology.

Fulfil is committed to creating an inclusive culture, and...

Read the full posting on Fulfil.IO Inc.'s site ↗

Mechanical Engineering

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