Stevens.dev

About Stevens.dev

Stevens.dev is the personal practice of Coen Stevens, a CTO and AI engineer with 15+ years of experience building and scaling AI-driven platforms. Ex-Y Combinator founder, trusted by founders and investors to lead technology through 0-to-1 builds, hypergrowth phases, and high-risk transitions.

Expertise spans agentic AI systems, RAG pipelines, LLM lifecycle management, platform architecture, and security-first design in regulated industries including healthcare and legal.

Portfolio companies have collectively raised over $50M in funding, with notable engagements including Kilo Code (AI orchestration at >1T tokens/week), TidalFlow (LLM lifecycle platform, backed by Google Gradient), EvidenceHunt (AI-powered medical research), and ARAG (enterprise GenAI in legal).

Trusted by 20+ companies ranging from early-stage startups to enterprises like KLM, DPG Media, and SkinVision.

Hands-on where it matters. Strategic where it counts.

Address

• Headquarters

  Herengracht 5511017BW AmsterdamNoord-Holland, Netherlands

Team by function

Based on 1 public job profiles as of 3 September 2026.

• Consulting / Advisory1