Build and optimize AI agents and automated workflows that power demand generation, prospecting, campaign execution, and marketing operations, connecting marketing systems and data to measurable growth outcomes.
Growth Engineer
📜 Description
- Own the acquisition and activation funnel, defining which experiments to run and which funnels to optimize.
- Develop and optimize landing pages, funnels, and growth drivers using React and NestJS.
- Own analytics, tracking, and attribution.
- Plan, implement, and evaluate growth experiments continuously.
- Build internal tools and automations to scale acquisition.
🛠️ Requirements
- Extensive experience with TypeScript, React, and Node.js; NestJS experience is preferred.
- Data-driven approach, using experiments to inform decisions.
- Pragmatic approach to testing hypotheses through small experiments and iterating on learnings.
- Native German and fluent English.
✨ Benefits
- 100% remote work; office option in Vienna.
- Lunch and dinner included at the Vienna office.
- 100% focus time with no regular meetings.
- Unlimited budget when ROI supports it.
Full job description
☎️ About fonio
fonio.ai is a market leader in AI agents for SMBs. We started with phone agents and now also cover WhatsApp, web chat, email and a full AI phone system. We’re growing fast across Europe, the UK, the US and Brazil.
We grew from $1M to $10M ARR in under 12 months, then went from $10M to $20M in about 8 weeks. Today we serve 10,000+ customers.
We move fast, take ownership, give direct feedback, and avoid politics and unnecessary meetings.
Join one of the fastest-growing companies! 🚀
Deine Rolle
Als Growth Engineer übernimmst du End-to-End Ownership für unseren Acquisition & Activation Funnel – von der ersten Idee über schnelle Experimente bis hin zu skalierbaren Growth Loops, die tausende Unternehmen zu fonio bringen.
Wen wir suchen
Growth Engineers bei fonio haben volle Ownership über unseren Acquisition & Activation Funnel. Es gibt bei uns niemanden, der dir sagt, welche Experimente Du starten oder welche Funnels Du optimieren sollst – das definierst Du selbst.
Extremes Growth Mindset
Viel Erfahrung mit TypeScript, React und Node.js (idealerweise NestJS)
Du denkst datengetrieben und triffst Entscheidungen auf Basis von Experimenten
Pragmatismus: Du zerlegst Hypothesen in die kleinsten Experimente, die sofort Erkenntnisse liefern – und entwickelst sie mit neuen Learnings weiter
Deutsch als Muttersprache sowie fließend Englisch
Deine Aufgaben
Entwicklung und Optimierung unserer Landingpages, Funnels und Growth Drivers in React & NestJS
Ownership über Analytics, Tracking und Attribution
Kontinuierliches Planen, Umsetzen und Auswerten von Growth-Experimenten
Entwicklung interner Tools und Automatisierungen zur Skalierung unserer Akquise
Was wir dir bieten
Kompetitives Gehalt: €80.000-€120.000 pro Jahr + Equity
100% Remote: Falls du aber Lust auf Office hast, haben wir eines der coolsten Offices im 7. Bezirk in Wien (Lunch & Dinner included)
100% Focus Time (keine regulären Meetings)
Unlimited Budget, wenn der ROI stimmt
Extremer Speed (wir shippen fast täglich)
Tausende begeisterter Kunden, die das Produkt gemeinsam mit uns entwickeln.
Bewerbungsprozess
15 min Kennenlernen
30 min Deep Dive mit CTO & Co-Founder Matthias
90 min Technical Interview mit Case Study / Live Coding
20 min Culture Fit mit den Gründern
How we hire?
We're AI-native, including in hiring. AI helps us to remain efficient, but people make every decision.
fonio is an equal opportunity employer. We hire for talent and ownership, whatever your background is.
Need an adjustment in the process? Just tell us.
Please send your CV in English. Then knock us off our feet 🚀
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