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Clément VerhilleCV

Clément Verhille

✅ Fullstack & AI Developer | LLM/Agents, Go/Node

€600/day
6 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Clément

Do you want to integrate AI into your product and make it truly run in production? This is exactly my territory, and I'll be frank: this is the kind of mission where I make a difference.

I am a fullstack developer and I run my own SaaS company. Concretely, I don't just code: I take a feature or a product and see it through to the end, from conception to deployment, autonomously. No need to hold my hand or explain the need three times. And since I manage my own product every day, I think in terms of value and business, not just lines of code.

My real strength is applied AI: connecting an LLM or agents to a real product, making it reliable, and keeping costs under control. Many can call an API; making the thing work in production is another story, and that's where I excel.

I co-founded Ekklo, a management SaaS for sports coaches, where I put all the AI part into production (agents, MCP, assistant): 30k users.

I also designed and released Twelvo, a health app on iOS, from design to the App Store. So when I talk about delivering, it's not theory.

On the technical side, I'm mostly on Go and Node for the back, TypeScript with Vue/Nuxt or React/Next for the front, PostgreSQL, MongoDB, or Redis, all containerized on GCP.

The missions where I bring you the most value: integrating an AI feature and delivering it to production, building an MVP from scratch, or strengthening a product team to move forward quickly and effectively. I work 100% remotely.

Tell me your need in two lines. I'll tell you straight up if I'm the right person, and how I'd approach it.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Ekklo
    Co-founder & Fullstack / AI Developer
    SOFTWARE PUBLISHING
    March 2024 - Today (2 years and 3 months)
    Lille, France
    Ekklo is the SaaS I co-founded and still develop today: a management platform for sports coaches, which brings together clients, payments, programs, and tracking in one place.

    My domain is AI and backend. I designed and deployed the entire artificial intelligence layer of the product: an assistant for coaches, agents connected via MCP and API, automation. Nothing like a POC gathering dust in a corner, it's used by real coaches in production.

    I laid out the API architecture in Go, managed the integration of LLMs, their reliability, and cost control, and worked closely with the front and mobile teams. And since it's my company, I also make decisions about the product and priorities, not just the code.
    Artificial Intelligence MCP LLM AI Agents Golang
  • Twelvo
    Founder & Developer — Twelvo, Health App iOS Sector
    SPORTS
    May 2026 - Today (1 month)
    Dunkerque, France
    Twelvo is an iOS app that I conceived, designed, and released on my own, from the first screen to the App Store publication. It's a companion for people starting GLP1 treatment: it supports them through the first 12 weeks with a dosage reminder, a 30-second daily check-in (symptoms, weight, protein, hydration), and a clean summary exportable in PDF for the doctor.

    The design choice is deliberate: a calm app, one action per screen, zero overload. I managed everything myself, from product design to development, including data privacy and multilingual support (6 languages). This is exactly the kind of product I know how to take from idea to store autonomously, without a team behind me.
    LLM iOS Golang UX Expo
  • Tingl
    AI SaaS Development
    TECH
    August 2023 - January 2024 (5 months)
    Arnèke, France
    Tingl is an AI SaaS that I co-founded, designed for freelancers: it automatically generated their invoices from a simple natural language request. You describe what you want to invoice, and the invoice comes out, clean and structured, in seconds.
    I built the product alone on the technical side, starting from a blank page. I set up the architecture, connected the LLMs and agent logic to transform free text into actual invoices, and got the generation running very quickly. The stack included Go for the backend, JavaScript with Next.js for the product, Firebase for data, and OpenAI for the AI part.
    The project had enough value to be sold after about six months of development. Taking an AI idea, coding it end-to-end, and transforming it into a product that works and sells is precisely where I excel.
    GO Next Firebase OpenAI Next.js

Reviews

5.0

Out of 3 ratings

C

Clara

Vandaele

Reviewed on 12/9/2020

I had the opportunity to work with Clément on the creation of my personal website to manage my clients. His seriousness and efficiency were of great help to me. Also, very patient, he guided me in my choices and advised me throughout the project. A real pleasure to work in these conditions!
D

David

ViiZEO

Reviewed on 12/12/2022

Recommendations

Eddy WeberEW
Yacine LyoubiYL
DA
+3
Eddy Weber and 5 other people have recommended Clément

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Education

  • Software and Applications Engineer
    EFFICOM
    2023
    Développement Frontend : Angular, React, Vue Développement Backend : NodeJs, PHP, Java Développement Mobile : React Native, Flutter Management d'équipes et de projets web et digital
  • IT Project Management Bachelor's Degree
    Efficom Lille
    2021
    Chef de projet informatique expertise full stack, api, framework, développement mobile, ergonomie d’application, jee, .NET

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