Founding AI Engineer

At Hey Telo, we’re building Voice AI for the Home Service industry. 

We’re looking for a Founding AI Engineer to shape the future of how people interact with home service providers. In this position, you will play a key role in shaping HeyTelo’s product, technology, and culture from the ground up.

If you are a builder who thrives at the intersection of AI, ML, and full-stack development - this is your opportunity to set the technical direction from day one.

What you will be working on

• Collaborate closely with our customers and help them solve their problems to make their work more enjoyable
• Build scalable backend infrastructure to handle thousands of phone calls per day
• Build intuitive user experiences in an AI-first world
• Optimize our voice agents for reliability, accuracy, and indistinguishability from talking to a real human
• Stay ahead of emerging trends in voice AI, LLM agents, and distributed systems

What we're looking for

We are looking for engineers with a strong background in SWE, AI & ML - and the capability to thrive in a founding engineer role.

Technical skills:

• Experience in full-stack software engineering (React, Typescript, Python) and cloud technologies (Docker, Kubernetes, AWS/GCP/Azure)
• Expertise in modern LLM techniques (transformers, agents, RAG, fine-tuning, context engineering)
• Big Plus: Experience with building voice agents (Vapi, Pipecat, LiveKit) is a big plus
• Expertise in leveraging AI tools that make you more productive (Claude Code, Cursor, Windsurf, etc.)

Commitment and Mindset:

• You love challenging work and solving hard problems where others give up.
• You have full ownership from day one and aren’t afraid to push hard.
• You are fluent in German and thrive in talking to customers, visiting them, and putting their needs first.

Company Perks

• Premium gym and sport membership (Urban Sports Club) - feel free to join our weekly team workouts.
• Competitive salary + meaningful equity.
• You’ll be one of the first hires - your fingerprints will be all over HeyTelo, and your equity will reflect that.
• You’ll have direct exposure to the founders, customers, and product decisions.