We've grown from $1M to $10M ARR in less than 12 months and already have over 10,000 customers.
Fonio is Europe's market leader for AI voice agents for SMBs. Now we're expanding worldwide and into new product areas.
We move fast, believe in a high degree of ownership, live direct feedback, and skip company politics and unnecessary meetings.
Become part of one of the most insane growth stories in Europe.
Your Role
As our GTM Engineer, you own our outbound engine end-to-end. You build and run the email marketing outreach machine that puts fonio in front of thousands of the right prospects every month – at high volume, high deliverability, and with copy that actually converts
Someone who already:
Knows cold email deliverability inside out – you understand domains, inbox setup, warmup, SPF/DKIM/DMARC, bounce hygiene and how to consistently land in the primary inbox instead of spam.
Has built high-volume sending infrastructure – you've operated dozens or hundreds of mailboxes and domains across tools like Smartlead or Instantly, and you know how to scale sending safely to 6–7 figures per month.
Writes copy that sounds human, not templated
Owns data and list building
Thinks in experiments – A/B testing, conversion rate optimization, and decisions driven by numbers.
Knows modern MarTech and CRM stacks.
Speaks German at native level and is fluent in English.
Own the Outbound Engine
Build & Scale the Infra
Write & Test Copy
Own the Growth Stack
Turn Data into Pipeline
What We Offer
Competitive salary: €80,000–100,000 per year
100% Remote: But if you're into office life, we have one of the coolest offices in Vienna's 7th district (lunch & dinner included).
a lot of focus time (no regular meetings)
Unlimited budget when the ROI is there
Extreme speed (we ship almost daily)
Thousands of enthusiastic customers building the product together with us.
15 min intro call
30 min deep dive with Co Founder & CEO Daniel
45 min case study discussion
15 min culture fit with Co Founder & CTO Matthias
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 🚀
Skills Required
- Expert knowledge of cold email deliverability, including domains, inbox setup, warmup, SPF, DKIM, DMARC, bounce hygiene, and inbox placement
- Experience operating high-volume sending infrastructure across multiple mailboxes and domains
- Experience with outbound email platforms such as Smartlead or Instantly
- Ability to write human-sounding, conversion-focused email copy
- Experience owning data and prospect list building
- Experience with A/B testing and conversion rate optimization
- Proficiency with modern MarTech and CRM stacks
- Native-level German proficiency
- Fluent English proficiency
What We Do
fonio’s AI phone assistant answers calls, takes the load off your team, and ensures you’re reachable 24/7, so no lead, customer, or opportunity is missed, for businesses of any size.
