Strategic Interventions

Modern glass office building with geometric design against a clear blue sky.

Strategic Advisory

VCs & Series A+

Technical Due Diligence, Fractional CTO leadership, and organizational audits. I help investors and boards assess technical risk and align engineering roadmaps with business objectives.

Looking up an enclosed, upward spiraling staircase with blue steps and white walls.

Venture Scaling

Seed to Growth

Coaching for technical founders, hiring at scale, and architecture strategy. Leveraging 14 years of NYC scale-up experience to avoid common growth bottlenecks.

Abstract image of overlapping glass-like cubes with a futuristic geometric pattern.

Deep Tech & Capital

Innovation

Strategic advisory for Fintech and Quantum computing ventures. Bridging the gap between cutting-edge research and market-ready financial applications.

Strategic Leadership & Proven Scale

  • Squarespace (NYC): 14 years of engineering leadership. Scaled the platform from early-stage to IPO.

  • Otonomi (NYC/Paris/Singapore): Senior Tech Advisor. Providing strategic guidance on architecture and leadership for the leading parametric insurtech platform.

  • Venture Advisory: Technical due diligence and founder mentorship for top-tier VCs and high-growth startups.

The Next Frontier

I dedicate part of my practice to exploring breakthrough technologies. I am currently developing a hybrid classical/quantum portfolio optimization solution designed to redefine fintech standards.

Julien Féasson - Smiling, wearing a dark shirt, in front of a digital background with blue lights and data visualizations.

Let's connect.

Based in Paris. Working with founders and investors worldwide.