
Design, build, test, and iterate physical systems in hours, not months. Backed by Sequoia Capital, Patrick and John Collison, and David Helgason. Used by Rivian, Joby, Astranis, and Radiant.

Design, build, test, and iterate physical systems in hours, not months. Backed by Sequoia Capital, Patrick and John Collison, and David Helgason. Used by Rivian, Joby, Astranis, and Radiant.
What they do: Agile requirements-management and engineering data platform for hardware and systems teams
Customers / market: Regulated hardware teams (aerospace, defense, space, robotics, energy)
Investors (selected): Sequoia Capital; EQT Ventures; individual backers include Patrick & John Collison and David Helgason
Company size: About 25 employees (company snapshot)
Requirements management and systems engineering for iterative hardware development in regulated industries
2016
IT Services and IT Consulting
$8.5M
Participation from Backed VC, David Helgason, Charlie Songhurst, Kyle Parrish, Matt Clifford
$23M
Participation from Patrick & John Collison and David Helgason; Roelof Botha (Sequoia) joined the board; HQ relocated to San Francisco
“Backed by prominent institutional and individual investors including Sequoia Capital, EQT Ventures, Patrick & John Collison, and David Helgason”
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About Flow Flow Engineering is an AI- native requirements platform that makes complex engineering work clear, collaborative, and verifiable. We’re reimagining how complex hardware is built by pairing world-class engineers with AI agents to design, iterate, and ship faster than ever before.
About The Role Flow is hiring a Frontend Software Engineer to own core user experiences in Flow and bring AI-powered workflows into a clean, intuitive UI. You will work closely with design, product, infra, and AI engineers to make complex systems engineering concepts feel simple and fast.
You will help define how “agentic systems engineers” and domain experts interact with Flow, from requirements views to reviews, simulations, and AI assistance.
About You
Our stack (frontend-leaning)
How We Work & Values
Compensation Range: $190K - $280K