By Jérémy Marquer, fractional CTO
A fractional CTO’s blog
What I apply as a fractional CTO, written for founders and tech teams: stack choices, MVPs, technical debt, security, hiring, fundraising and AI.
- Building a product9 min read
Choosing a tech stack for your first product: a CTO's method
Next.js, Flutter, Supabase, Firebase, no-code or an AI app builder: a CTO's criteria for picking your first product's tech stack without locking yourself in.
- Building a product10 min read
Product-Market Fit: Technical Guide to Validate Your Startup
Complete methodology to achieve Product-Market Fit: metrics, signals, experiments, analytics stack. Sean Ellis framework + concrete examples.
- Building a product8 min read
Launching an MVP in 15 days: when it is actually possible
A first version can ship in two weeks if it fits a single user journey. The conditions, app store delays, the budget, and what BabyCheck shows.