
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: Requirements and systems-engineering platform with AI agents for complex hardware development
Customers / users: Engineering teams in space, defense, robotics, automotive, and energy (used by Rivian, Joby, Astranis, Radiant)
Funding: Raised an $8.5M seed (Dec 2022) and a reported $23M Series A
Backing: Investors include Sequoia, EQT Ventures, Backed VC, and angel investors
Team size (reported): 27 employees
Complex hardware engineering (systems engineering, requirements management, iterative hardware development)
IT Services and IT Consulting
$8.5M
Seed round reported with participation from Backed VC and angel investors
$23M
Series A reported in October 2025
“Backed by institutional VCs (EQT Ventures, Sequoia, Backed VC) and angel investors”
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About Flow Flow Engineering is an AI-native requirements platform for modern engineering organizations, enabling hardware teams to collaborate with AI agents to design, validate, and evolve complex systems with speed and rigor.
About The Role Flow is seeking an AI/ML-focused Software Engineer to build AI-powered capabilities that help teams author, review, and manage requirements more effectively. You will work on agentic systems engineer and agentic domain engineer workflows—bringing AI into the center of how teams reason about their systems.
This role sits at the intersection of AI, product, and full-stack engineering: you will take ideas from prototype all the way to stable, observable features in production.
What You’ll Do
About You
Our stack (AI-leaning)
How We Work & Values
Compensation Range: $190K - $280K
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