Creator & CTO of Magnetly — Acquired in 2025

Robin Chailley

Fullstack Software Engineer

8+ years of experience · Entrepreneur · Successful exit

Career

Where I worked

  1. Lead Engineer, Siana

    Lead engineer on an AI-based mobile app for real estate. Siana is a proptech startup building AI-powered tools for the real estate market.

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  2. CTO & Co-founder, Magnetly

    Co-founded Magnetly as CTO alongside a business partner. Led the technical vision and development of an AI-powered lead generation platform. Successfully exited the company.

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  3. Lead Software Engineer (Freelance), TrackIt

    From scratch development of complex software for a major American customer.

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  4. Developer Fullstack (CDI), Origame

    Maintenance and development of fin tech software to track expenses and subscriptions.

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Testimonials

What they said

  • Robin is a rare profile: he grasps business challenges very quickly and delivers solutions that are fast, relevant, and effective.
    Valentin CordierCEO · Siana
  • I've worked in the same team as Robin on several major development projects. Both in terms of his expertise in fullstack development and his professional qualities, he is a top-quality developer. He's a serious, high-performance developer, and a pleasure to work with!
    Robin LeclercSenior Security Engineer
  • Good communication. Serious and efficient! I recommend Robin for his professionalism
    Nad Risen
  • We recruited Robin CHAILLEY as an intern to secure a CRM application using unit and non-regression tests. Robin showed great adaptability, autonomy and expertise, enabling him to meet and even exceed the objectives set.
    Alexandre FSenior Software Engineer · La Poste
  • Robin's strength lies in the quality of his work. To increase the performance and security of our web platform, we contacted Robin to carry out this mission. Responsive, involved and rigorous, there's nothing to fault.
    AntoineCEO · QuickCells
  • I highly recommend Robin's professional and human skills! Robin integrated perfectly into the team and delivered high-quality work. Excellent!
    HugoCEO · Origame
  • Great work with Robin, who understood my needs and delivered a quality product. Special mention to the document delivered with the site, which makes it easier to use. Thank you
    Damien MPCEO · ExpertClub

About

Who I am

Passionate about programming since the end of secondary school, I've been coding in my spare and professional time for over 8 years, mainly in JavaScript. Closely linked to entrepreneurship, I love creating, inventing and designing.

8+ years of experience

Passionate about programming since high school, I started coding over 10 years ago, with more than 8 years of cumulative professional experience.

Fullstack Development

With over 8 years of experience in both frontend and backend development, I excel at creating efficient applications. My expertise in JavaScript enables me to build robust, scalable, and maintainable solutions.

Web Development

Proficient in modern web technologies, I create dynamic and responsive web applications built with best practices and optimized for performance and user experience.

Mobile Development

Skilled in React Native, I build cross-platform mobile apps optimized for performance, usability, and seamless interactions on iOS and Android.

Software Project Leadership

As a lead software engineer, I've successfully managed a development team. My experience highlights my ability to drive projects from start to finish while maintaining high standards.

Entrepreneurial Spirit

I founded and sold my first company, and launched multiple profitable SaaS products. I thrive in environments where I can create, invent, and design new solutions.

Work

What I built

Magnetly

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Magnetly simplifies creating AI-powered tools like calculators to boost SEO and generate leads. Build and embed custom tools in minutes, track performance, and optimize your acquisition strategy. Trusted by leading companies like Submagic, Waalaxy, Breakcold, and Human Linker.

1,000+ users · €2,000/month MRR at peak

Co-founded as CTO alongside a business partner. Successfully exited the company in 2025.

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PronoApp

A highly customizable CMS platform enabling sports tipsters to build their own professional websites, with themes, subscriptions, and a member area.

€1,000+/month at peak · 50+ simultaneous users

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Maarco

A mobile app making calorie tracking effortless, with a strong focus on UX.

600+ users · €300/month at peak

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Howsit

SaaS platform for collecting website feedback via embeddable widgets (questions, ratings, MCQ).

€300/month at peak

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KuryAI

AI SaaS for marketing agencies — scrapes client websites to generate content, identify targets, and write UGC scripts.

Project aborted.

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Epijob

A web platform for top schools like Epitech to manage their alumni networks. Students can browse thousands of internship opportunities recommended by alumni.

Widely used by a significant portion of my graduating class.

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T3K

My first entrepreneurial venture — a local agency delivering websites and SEO services for small businesses. Served six clients successfully.

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Contact

Let's build something.

Got a project in mind or just want to say hi? Drop me a line.

robin.chailley@gmail.com→