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Websites, apps, and AI automations built for growth. From strategy to production, with clear ROI.

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10+ Years of experience
50+ Missions delivered
24h Average response time
Offer format

Growth build sprint

A focused sprint to ship a conversion-ready website, app module, or AI automation with clear priorities.

Included in the sprint

  • Strategy workshop and scope lock
  • Design + fullstack implementation
  • QA, launch, and actionable handover

Kickoff

within 7 days

Delivery window

3 to 6 weeks

Replies

< 24h on weekdays

What I build

Website, app, and AI workflows, built with n8n + no-code.

Astro Next.js React TypeScript

Website Development

Conversion-focused websites and landing pages built to turn traffic into qualified leads and sales calls.

App Development

Full-stack web applications with clean architecture, secure auth, and maintainable code designed for long-term growth.

Node.js PostgreSQL AWS Docker

UI/UX Design

UI systems and interfaces built for clarity, trust, and conversion from first visit to final action.

Figma Design System Tailwind

AI Integration

AI assistants, copilots, and automations connected to your product and internal tools for faster execution.

OpenAI Claude API Agents Automation

Product Marketing

Positioning and messaging that clarify your offer and improve conversion across your website and funnel.

PositioningGTMMessaging

Product Management

Roadmaps and specs that align stakeholders, reduce ambiguity, and keep delivery predictable.

RoadmapAgileSpecs

Marketing

Acquisition-focused content and growth actions connected to measurable KPIs, not vanity metrics.

ContentEmailGrowth

SEO + GEO

Technical SEO, on-page structure, and AI-search optimization so your brand is visible in search and AI answers.

Technical SEOOn-pageAI Search

Free growth audit for your website, app, or AI workflow.

Get a concise action plan to increase leads, reduce manual work, and improve your technical foundations.

Get my free audit See case studies

What we analyze

  • Conversion leaks on your website or landing pages
  • Automation opportunities with n8n and no-code tools
  • AI workflow bottlenecks and quick wins
  • SEO + GEO opportunities for visibility in Google and AI assistants

What you get in 5 business days

  • A 10-point diagnostic with priority score
  • 3 actions to launch in the next 30 days
  • Estimated budget and implementation timeline

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Delivery format: actionable PDF summary + implementation roadmap.

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Case studies

Projects shipped with business impact.

Marketing Platform 2022 — 2025
PayFit PayFit

Marketing platform rebuild with scalable delivery

Built and shipped marketing platform features on Gatsby and React, with HubSpot modules and AWS Lambda services used by marketing and engineering teams.

A more reliable platform for campaigns, with faster handoffs between business and engineering.

  • Shipped production features on the corporate website in TypeScript
  • Delivered backend services with AWS Lambda for marketing operations
  • Built HubSpot modules and internal automations (Zapier, Slack workflows)
Gatsby React TypeScript AWS Lambda HubSpot
3 years
continuous delivery
Modern marketing website interface shown on desktop screen
B2B SaaS Product 2025 — Today
Fulll Fulll

Product features and maintainable front-end architecture

Built product features in a React and TypeScript stack with Redux state architecture and Material UI standards in a Scrum environment.

A clearer product surface and a codebase that supports faster iteration sprint after sprint.

  • Delivered complex B2B workflows with reusable UI components
  • Structured Redux flows for multi-step product journeys
  • Used code reviews and GitHub Projects to keep delivery quality high
React TypeScript Redux Material UI GitHub Projects
2-week
sprint cadence
B2B SaaS dashboard with metrics and modular interface blocks
AI Product 2025 — Today
L'assistant des Profs L'assistant des Profs

Agentic workflow for teacher-ready lesson generation

Designed and built an end-to-end workflow that transforms educational programs into structured lesson plans using OpenAI, NotebookLM, Notion, and automation.

A concrete AI service with published pedagogical assets and an active SaaS roadmap.

  • Built the full generation pipeline from source material to publish-ready content
  • Published pedagogical hub, program mindmap, and public waitlist
  • Structured product roadmap with BMAD (epics, stories, acceptance criteria)
OpenAI NotebookLM Notion BMAD Next.js
1 pipeline
source to lesson
AI workflow dashboard connected to educational content systems
Digital Product Leadership 2018 — 2019
Galileo Global Education Galileo Global Education

Backlog ownership, website redesign, and SEO execution

Led delivery between business and technical teams, wrote product requirements, tracked release quality, and coordinated roadmap priorities.

More predictable releases and tighter alignment between decision-makers, content teams, and delivery.

  • Prioritized digital backlog and release scope with stakeholders
  • Wrote user requirements and acceptance criteria for technical teams
  • Managed a team of 3 apprentices on content and performance topics
Product Ownership SEO QA Agile Stakeholder Management
3 people
team led
Project team workshop around roadmap and delivery planning board
Enterprise Delivery 2019 — 2022
Capgemini Capgemini

Multi-client React and Node delivery in Agile squads

Delivered interfaces, proofs of concept, and full-stack features for multiple enterprise clients, with sprint planning and iterative releases.

Faster feature rollout and improved collaboration between technical and business teams across projects.

  • Built React components and Node services across diverse product contexts
  • Contributed to architecture decisions and production-grade POCs
  • Worked in Scrum cycles with continuous feedback and delivery tracking
React Node.js TypeScript Agile Scrum
3 years
enterprise projects
Enterprise product team collaborating on digital delivery
SEO Consulting 2017 — 2018
Eskimoz Eskimoz

Technical SEO audits and performance reporting

Led SEO audits (technical, semantic, off-page) and client-facing recommendations with clear action plans and measurable priorities.

Clients gained stronger visibility on blocking issues and a clearer roadmap for organic growth.

  • Delivered complete SEO diagnostics with prioritized fixes
  • Presented performance reports and strategic recommendations to clients
  • Tracked implementation impact through recurring analysis cycles
Technical SEO Content Strategy Analytics Reporting
10+
accounts followed
SEO audit dashboard with analytics charts and recommendations
Web Marketing PM 2016 — 2017
Webnotoriété Webnotoriété

SEO project delivery from brief to execution

Managed a portfolio of SEO projects end-to-end: client discovery, execution planning, production follow-up, and recurring performance reviews.

Clearer delivery cycles and stronger client alignment on priorities, timing, and expected business outcomes.

  • Led a portfolio of around 10 client accounts with weekly delivery follow-up
  • Turned strategic briefs into actionable SEO roadmaps and production tasks
  • Ran recurring reporting rituals to prioritize next high-impact actions
SEO Delivery Client Management Reporting Content Ops
~10
accounts managed
Project management dashboard with marketing roadmap and account tracking
Customer Operations 2015
Uber Uber

Support workflows and incident resolution at scale

Handled high-volume support operations with Zendesk, resolving incidents and improving response consistency in customer-facing workflows.

More reliable customer handling and stronger process discipline on sensitive support cases.

  • Managed ticket resolution with clear escalation and follow-up logic
  • Handled conflict situations while maintaining service quality standards
  • Contributed to repeatable support practices for day-to-day operations
Zendesk Customer Support CRM Operations
6 months
support mission
Customer support operations board with workflow and queue management
How we work

Clear process. Fast execution.

01

Audit & scope

We define your goals, user journey, and priority outcomes before writing any code.

02

Architecture & UX

You get a clean technical plan and interface direction aligned with conversion and usability.

03

Build & automate

I deliver production-ready code plus AI automations and n8n/no-code workflows when relevant.

04

Launch & optimize

Deployment, QA, documentation, and post-launch optimization to improve conversion and operations.

FAQ

Questions about websites, apps, AI automation, and n8n.

What services do you offer?

I build conversion-focused websites, full-stack web applications, AI automation systems, and workflow integrations with n8n or no-code tools.

Can you integrate n8n with my current stack?

Yes. I design and implement n8n workflows connected to your CRM, forms, databases, APIs, and AI tools to remove repetitive manual work.

Do you also handle SEO and GEO optimization?

Yes. I optimize technical SEO, on-page structure, and AI-search readiness (GEO) so your website can rank in Google and be easier to cite by AI assistants.

How long does a typical project take?

Most focused projects are delivered in about 3 to 6 weeks depending on scope, integrations, and number of pages or workflows.

What do you include in the free audit?

You receive a prioritized diagnostic, quick wins, and a practical delivery roadmap for website performance, automation, and acquisition.

Do you work in white-label mode for agencies?

Yes. I regularly collaborate in white-label with agencies and product teams, with clear communication, strict deadlines, and clean handover documentation.

Merwan Guerrib
Marseille, France
About me

Merwan Guerrib

I am a fullstack developer focused on one thing: shipping digital products that generate measurable business outcomes.

Over the last 10+ years, I have delivered projects for teams like PayFit and Capgemini, from high-traffic websites to complex product features.

Today, I combine development, AI automation, and product thinking to help founders and teams move faster without sacrificing quality.

Fast delivery
Clean code
Clear comms
Product thinking
Get in touch

Let's build your next growth system.

Tell me what you need: website, app, AI automation, or n8n/no-code workflow. I reply within 24 hours.