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Founders Associate / Chief of Staff

Boston, MA
Full-time
11-50
Apply for this job
🔴 Closes on: 
Dec 6, 2026

What you’ll do & support with

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  • Sales – Decks, prospect research, pipeline, demos, key account management
  • Finance – Data room, fundraising support, investor materials, financial models, KPI dashboards
  • Product – User interviews, analytics, toolstack decisions, product vision input
  • Ops – Processes, contracts, legal admin, partner coordination
  • Strategy – Market research, competitive intel, partnerships, hiring
  • AI Automations - automatic recurring tasks as self-service or with our dev-team

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You

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  • Sharp, autonomous, fast. We give you a problem – you come back with a solution
  • Comfortable with numbers: models, KPIs, data
  • AI-native – you already use LLMs daily and push the limits
  • Confident communicator with founders, customers, and investors
  • Fluent EN (German or Spanish a plus)
  • Bonus: Startup / VC / PE / consulting / banking background. Manufacturing or B2B SaaS exposure.

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Why 3ive

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$16.8T industry. Barely digitized. We’re building AI-first software for how physical products get designed and made – live with major European manufacturers.

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What we offer

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Low two-digit team. Real customers. Real impact & revenue path. Early equity. Front-row seat. No bureaucracy. High-standards, high ownership A-player mentality. International, multi-cultural global team of passionate humans. Great North-end office with other startups and a beautiful city view.

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How to apply

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Via Ashby with:

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  • 2min intro video (via the platform or way you prefer)
  • Short description
  • What has been the most challenging thing you have worked on?
  • Your CV
Apply for this job
🔴 Closes on: 
Dec 6, 2026
Apply for this job
🔴 Closes on: 
December 6, 2026
all jobs