fonio.ai develops AI-powered customer communication tools for small and medium-sized businesses, automating phone, messaging, and customer service interactions through AI agents and omnichannel workflows.
We build AI phone assistants for small and medium-sized businesses – so they never miss a call again and can focus on what matters most. Our AI answers every call automatically. But voice is just the beginning. Our vision is to build the first fully automated CRM system in the world. 8,000+ customers. >€5M ARR. ~30% monthly growth. Target by EOY: €30M. We live ownership. You own your projects and tasks end-to-end. No politics, few meetings, direct feedback. At fonio, you'll build alongside the smartest and most ambitious people around. Apply now and become part of one of Europe's most insane growth stories! YOUR ROLE As a Forward Deployment Engineer for our Spanish and Italian markets, you work directly at the intersection of product and customer setups. You capture requirements, translate them into robust implementations, and take fonio live at customers – including integrations, automations, and ongoing optimization. You work closely with Product/Engineering and Go-to-Market, making sure deployments are fast, stable, and repeatable across both the Spanish and Italian markets. This is a Barcelona-based role, ideally suited to someone who can operate natively in both Spanish and Italian. WHAT YOU'LL DO - Capture customer requirements and translate them into concrete implementation plans - Build and roll out fonio setups in production: workflows, logic, prompts, guardrails - Implement integrations with third-party systems (APIs, webhooks, CRM, calendar, ticketing, etc.) - Develop smaller features and glue code to cleanly map customer cases - Debug under production conditions: calls, flows, edge cases, fast fixes - Build reusable templates and deployment playbooks to make setups scalable - Deliver product feedback: bring pain points and feature gaps to the team, prioritized and concrete WHO WE'RE LOOKING FOR - Solid coding skills: you can implement independently, not just configure - Strong understanding of AI systems and LLMs (prompting, tool-use, RAG, failure modes) - Workflow thinking: translate complex processes into robust, testable flows - Experience with APIs, webhooks, auth, and common integration patterns - Cloud fundamentals: deployments, observability, debugging in production - Highly pragmatic working style: ship fast, make it stable, iterate - Bonus: Voice/Telephony, n8n, TypeScript/Python, SQL, monitoring/tracing, GDPR - Spanish and Italian at native or near-native level & English fluent WHAT WE OFFER - Competitive salary: €65,000–€95,000 per year - Barcelona-based role, with relocation to Vienna for onboarding; we also have one of the coolest offices in Vienna's 7th district (lunch & dinner included) - 100% Focus Time (no regular meetings) - Unlimited budget when the ROI is right - Extreme speed (we ship almost daily) - Thousands of enthusiastic customers building the product together with us HIRING PROCESS - 15 min intro - 30 min deep dive with CTO & Co-Founder Matthias - 90 min technical interview with case study / live coding - 20 min culture fit with both founders