Co-Founder & CTO

About the role

As a technical co-founder and CTO, you will partner with the founder to transform the company's vision into a robust architecture, product, and engineering team. You will lead the development of an AI efficiency engine that optimizes model routing, fine-tuning, and serving to reduce costs and improve performance. This role requires a hands-on leader who can balance high-level architectural decision-making with active coding and team building.

Responsibilities

• Lead the engineering team, including hiring, mentoring, and establishing operational standards.
• Set the technical direction, including architectural choices and roadmap development.
• Develop the efficiency engine by implementing routing, caching, fine-tuning, and quantization techniques.
• Manage open-weight model serving and infrastructure, including GPU capacity and European hosting.
• Build rigorous evaluation harnesses to ensure quality standards are met.
• Develop the platform infrastructure, including gateway APIs, identity management, and cost accounting.
• Represent the company technically in customer pilots, security reviews, and investor discussions.

Required skills

• Engineering leadership
• Distributed systems
• API design
• Postgres
• Kubernetes
• Terraform
• LLM cost efficiency
• LoRA
• QLoRA
• Model routing
• Model quantization
• Agentic engineering
• LLM benchmarking

Nice to have

• LiteLLM
• NVIDIA NIM
• TGI
• llama.cpp
• Scaleway
• Hetzner
• OVH
• German language

Qualifications

• Experience as a CTO, VP Engineering, Head of Engineering, or engineering lead
• Experience taking systems into production and operating under load

Benefits

• Co-founder equity

About the Company

Atlantic portfolio venture building an AI model efficiency engine that brings closed providers and open-weight models together behind a single API. The company focuses on unlocking the potential of existing models through routing, fine-tuning, and cost-effective serving.