hi — I'm Merouane
I build & ship SaaS products
designed to make a difference.
Rails, Next.js & AI — simple, senior, and fast !
< 24h reply · open to NEW projects
Companies & Projects
I've Shaped

700k+ businesses
Leading R&D engineering teams at Europe's top enterprise SaaS platform — finance, HR & retail verticals.

MENA-scale platform
Built scalable healthcare infrastructure connecting patients with doctors across Africa & MENA.
MENA market entry
Established MENA engineering workflows and culturally-adapted productivity systems for regional scale.

400k+ French SMBs
Shipped digital presence stack — websites, SEO, and local marketing platforms for French businesses.
Senior engineer who
owns the outcome
R&D Engineering Lead at Cegid · 700k+ businesses · 8+ yrs shipping SaaS, growth platforms, and AI systems. I scope, architect, and deliver — full stack, no hand-holding.
What I deliver

Senior-Level Execution
Across the Full Stack
Web Platform Engineering
Production-grade platforms built to scale and convert
- Custom architecture from Figma or brief
- Core Web Vitals — sub-1s LCP targets
- Next.js / React with SSR & edge delivery
- Headless CMS integration (Contentful, Sanity)
- SEO-structured semantic markup
- Micro-interaction & animation layer
Compressed Time-to-Market
Growth pages in 3–7 days. Fully architected MVPs in 4–8 weeks.
Distributed & Async-Ready
Embedded with teams across France, UK, Germany, Morocco, and beyond.
Fixed-Scope or Retainer
Predictable fixed-price delivery or hourly retainer — no billing surprises.
Production-Grade Depth,
Every Layer of the Stack
IC to Engineering Lead —
8 Years of Compounding Depth
Leading R&D engineering teams inside one of Europe's top enterprise SaaS companies — trusted by 700,000+ businesses across finance, HR, and retail. Accountable for technical roadmap, architectural decisions, and end-to-end delivery velocity across multiple product squads.
Responsibilities
- Own technical architecture & engineering roadmap
- Drive 0-to-1 feature delivery across squads
- Establish DORA metrics & CI/CD best practices
- Mentor engineers from mid to senior level
- Lead cross-functional alignment with product & design
- Govern code quality, PR reviews & incident response
Full timeline & references on request · Verify on LinkedIn →
Hard Technical Problems,
Quantified Business Impact
Enterprise AI Knowledge System
Designed and shipped a RAG-based knowledge assistant that gives employees instant, cited answers across thousands of internal documents — eliminating the support queue for institutional knowledge.
60%
Support tickets eliminated
Legacy Rails Monolith → Scalable Multi-Tenant SaaS
Led a full architectural re-engineering of a Rails monolith buckling under 50k users. Delivered 4× performance headroom and 45% infrastructure savings without a rewrite or downtime.
4×
Throughput improvement
Broken Dev Team → High-Velocity Delivery Engine
Embedded as engineering lead into a 15-person team shipping once a month with chronic rollbacks. Rebuilt the delivery system from the ground up — DORA metrics, CI/CD pipeline, sprint discipline, and psychological safety.
Daily
Deployment frequency
What CTOs & Founders
Say After Shipping Together
“Merouane completely transformed how our engineering team operates. We went from shipping every month to shipping every day. He brought structure, clarity, and genuine care for both the technical quality and the people on the team.”
Sophie Laurent
Co-founder & CEO · Flowie
Paris, France
50+
Production Systems Shipped
8+
Years in Production Engineering
4.9★
Client Satisfaction Score
12+
Countries & Markets Served