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Salary
$89k – $134k per year
Location
Remote (Austria)
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 8, 2026. First seen by Alion on Nov 6, 2026. fonio scores A on the Alion truth index.

Overview
Company
Impact
Profile match
fonio is a Vienna-based software company that builds AI phone agents which answer calls around the clock for small and medium-sized businesses, qualifying callers, booking appointments and sending call summaries. The company reports growing from 1 million to 10 million US dollars in annual recurring revenue within a year, serves more than 10,000 customers and has entities in Europe and the United States as it expands into new markets. It hires account executives, sales development representatives and partner managers for German, French, Italian, Spanish, Polish, Dutch and UK markets, plus product, fullstack and forward deployed engineers and growth and finance staff.
Backed by Angel Invest

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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