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Antonin W.AW

Antonin W.

Product Builder & AI Coder — SaaS & AI

€300/day
Sliema, MT
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Antonin

I build and optimize products in the SaaS ecosystem through Vibe Coding, quickly, without an army of developers.

I address startups, solopreneurs, and SMEs who want to create a product, automate it, or enrich it with AI — avoiding 6 months of waiting and at a fraction of the cost of an agency.

🛠 What I build for you

→ Complete SaaS MVPs— from idea to first users in a few weeks (Vibe Coding + AI Builder)
Landing pages & vibe marketing— rapid idea validation, email capture, initial tests
Creation of AI agents & process automation— autonomous workflows, business assistants, operational gains
AI Integrations— connecting AI models (ChatGPT, Claude...) into your existing tools and products
→ Dashboards & AI piloting —business monitoring, clear visualizations, rapid decision-making
Conversion & retention optimizationon existing SaaS

🚀 Products launched & missions completed: examples of concrete results

KDP Pilot— Optimization SaaS for Amazon KDP authors
50 users from the first week

Miles Pilot— Landing page MVP + email capture
Delivered in less than 24 hours, from idea to live product

Customer Support AI Agent— 24/7 availability, zero waiting time

Prospecting AI Agent— 200 prospects contacted automatically

The method: an autonomous SaaS Builder + a clear idea + the right tools = zero intermediaries.

⚡ Vibe Coding Stack

Replit — Claude Code — GPT-4 — Figma — Webflow — Google Apps Script — Make — GA4 — GTM

What this means for you: what took 6 months and €50,000 now takes a few days.

Have an idea? Let's turn it into a product. Contact me.
  • French

    Native or bilingual

  • English

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Indépendant / Freelance
    Product Builder & Vibe Coder
    SOFTWARE PUBLISHING
    October 2025 - Today (10 months)
    Sliema, Malta
    Building and optimizing products in the SaaS ecosystem through Vibe Coding, with total autonomy.

    I work with startups, solopreneurs, and SMEs looking to accelerate — whether it's launching a product, automating their processes, or integrating AI into their organization.

    What I handle:

    → Product scoping & core feature definition
    → Full MVP build via Vibe Coding
    → AI agent creation & process automation
    → AI integrations — connecting AI models into your existing tools

    → Go-live, iterations & optimization

    Stack: Replit · Claude · GPT-4 · Figma · Webflow · Google Apps Script · GA4 · GTM · Make
    Vibe Coding Product Builder MVP Launch SaaS Development Generative AI
  • Cpx Limited
    Freelance Web Project Manager
    E-COMMERCE
    August 2024 - November 2025 (1 year and 3 months)
    Sliema, Malta
    I assist a client in the complete management of their web projects, from strategy to execution.

    My role involves overseeing the entire process while ensuring the consistency, quality, and performance of deliverables.

    My missions include:

    -Manage the project end-to-end: scoping, needs definition, planning, production monitoring, and regular reporting.

    -Coordinate internal and external teams(design, development, marketing) to maintain a fluid workflow and meet deadlines.

    - **Supervise technical and creative aspects**, including mock-up validation, development tracking, and ensuring UX/UI consistency.

    -Optimize a SaaS platformby implementing A/B tests aimed at improving user engagement, product performance, and conversions.

    This mission allows me to be at the heart of the project as an organizational pillar, ensuring quality and the smooth progress of various stages.
    SAAS Digital Project Manager Project Management Web Project Management Team Management
  • Nexora Limited
    Junior Web Project Manager
    E-COMMERCE
    May 2022 - July 2024 (2 years and 2 months)
    Paris, France
    At Nexora Limited, I worked on several SaaS projects, assisting a Senior Web Project Manager in piloting and optimizing platforms.

    My main missions included:

    -Support to the Web Project Managerin daily project management and deliverable tracking.

    -Coordination with developersfor website updates, bug fixes, and implementation of new features.

    -Analysis of KPIsto provide concrete recommendations and adjust product and marketing strategy.

    -Testing and validation of tasksto ensure the quality of deliverables and technical and functional consistency.

    This mission allowed me to ensure rigorous SaaS project monitoring, facilitate communication between teams, and contribute to the continuous optimization of the platform, while guaranteeing reliable deliverables aligned with business objectives.
    Web Project Management Web Marketing Strategy Internal Communication Testing Time Management and Deadline Adherence

Recommendations

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Education

  • Bachelor in Digital Communication and Marketing
    IAE Lille
    2022

Certifications

  • Google Certification: Fundamentals of Digital Marketing
    Google
    2020
  • SEO and Creating Professional Websites with WordPress
    Openclassrooms
    2020

Skill set

Categories