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Yheb K.YK

Yheb K.

Expert SaaS Creation | Senior Fullstack

€500/day
3 projects
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Yheb

⌘ Yheb in a few words:
Expert SaaS Creation | Fullstack DeveloperLaravel·Next.js·Node.js

Expert SaaS Creation - Laravel & Next.js | I design, develop, and scale SaaS that generate revenue🚀

I am Yheb, a fullstack developer specializing inSaaS creation**: **6 years of experienceand20+ SaaSdesigned and delivered with **Laravel**, **Next.js**, and **Node.js**.
CTOfor 2 years of a SaaS taken from scratch and scaled from€27k to €210kin monthly revenue, I know how to deliver a SaaS that can handle the load long-term.

Why entrust your SaaS to me?

🔥Recognized SaaS Expert:
20+ SaaSdesigned and delivered in 6 years, CTO of a SaaS in production - stackLaravel·Next.js·Node.js

📈Proven Business Results:
Monthly revenue of a SaaS multiplied by 8 in 2 years (**€27k → €210k**) and customer base grown from184 to 1,858 per month

Maximum Responsiveness:
Response **within the hour**, live tracking, and validation at each key stage

End-to-End SaaS:
From architecture to deployment - back, front, payment, and infrastructure: I cover the entire chain of your SaaS

The SaaS I create for you

Custom SaaS Creationfrom A to Z (**Laravel**, **Next.js**, **Node.js**)
SaaS MVPdelivered quickly to validate your market

**Takeover of existing SaaS**, back and front (**Laravel**, **Vue.js**, React)

Scalability and paymentfor your SaaS (**Stripe**, **AWS**, workers, sockets)

Your Ideal Project

Need a high-performing SaaS that scales, securesStripepayments, and generates revenue?
I code AND I think product: you explain your objective, I build your SaaS architecture and connect the scaling components - sockets, workers, APIs.

📩Have a SaaS in mind?
Click "Contact", describe your project in 3 lines, I'll respond **within the hour**.

Expert SaaS Creation |Laravel&Next.js
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Lyon (up to 50km), Marseille (up to 50km), Bordeaux (up to 50km), Lille (up to 50km)

Experience

  • MBO Invest
    CTO / Fullstack SaaS Developer - Laravel · Vue.js · React Native
    HEALTH AND WELLNESS
    August 2023 - Today (2 years and 10 months)
    Paris, France
    🎯Mission Objective:Technically take over and scale 2 healthcare SaaS platforms (Langage Therapy, Mon Bilan Orthophonique) for practitioners and patients, as CTO in charge of all technical aspects.

    💻Accomplishments:

    - Complete back-end and front-end takeoverLaravel**, **Vue.js(web) andReact Native(mobile) from Figma mockups, redesigned the appointment booking process, patient tracking engine, andStripepayment flow via webhooks.
    - Development of the "Workshop" feature: integrated child ↔ tutor video conferencing within the member area, deployed on the App Store and Google Play.
    - Implementation of CI/CD, Git versioning, automatedLaravelmigrations, multi-store mobile publishing.

    🚀Result:in 2 years, monthly revenue increased from€27k to €210kand new monthly customers from **184 to 1,858**.

    🛠️Technical Stack:PHPLaravel**, **Vue.js**, **React Native**, **PostgreSQL**, **Stripe**, CI/CD, **Figma

    🏷️Skills:SaaS Creation • PHPLaravelVue.jsReact NativeStripe• CI/CD • Code Takeover • CTO
    Laravel Vue.js React Native Stripe SAAS
  • AllKeyShop
    SaaS Backend & DevOps Developer - Node.js · Laravel · AWS
    E-COMMERCE
    April 2024 - May 2025 (1 year and 1 month)
    Paris, France
    🎯Mission Objective:Design from scratch the scalable cloud infrastructure and the worker for the VPN comparison SaaS, a high-traffic platform.

    💻Accomplishments:

    -AWS Fargatearchitecture from scratch with 1 service per process (main, worker, task scheduler, queue), SQS, RDS, load balancers, and security groups.
    -Node.js**Fastify** worker executing large-scale OpenVPN speed tests.
    - CI/CD pipelineGitLabRunner →AWSwith automatic Docker image push to ECR on each deployment.

    🚀Result:scalable cloud infrastructure, **automated deployments on every push**, no more manual intervention.

    🛠️Technical Stack:**AWS** (Fargate, ECR, SQS, RDS),Docker**, **Node.js**, **Fastify**, PHP **Laravel**, **React.js**, **MySQL**, **GitLabCI/CD

    🏷️Skills:SaaS Creation • DevOps •AWSDockerNode.jsFastify• CI/CD Management • Cloud Architecture
    Amazon Web Services Docker Node.js DevOps Laravel
  • Khushu
    Fullstack SaaS Developer iOS Mobile - React Native - Swift
    HEALTH AND WELLNESS
    January 2026 - April 2026 (3 months)
    Paris, France
    🎯Mission Objective:Design, develop, and launch a B2C iOS mobile SaaS by subscription, from idea to App Store production, with optimized paid acquisition and monetization.

    💻Accomplishments:

    - Product design, design, and end-to-end development inReact Nativewith native iOS extensions in **Swift**.
    - 7-step onboarding highly optimized for conversion to theRevenueCatpaywall (annual and monthly subscription, cohort management).
    - A/B testing of the onboarding funnel and paywall viaPostHogto iterate on conversion.
    - Paid acquisition viaTikTok Ads+AppsFlyerattribution SDK bridged toRevenueCatfor LTV tracking by campaign and ROAS optimization.
    - Retention boosted by push notifications viaOneSignal(campaigns targeted by user segment).
    - App Store publication: Apple Connect listing, screenshots,ASOdescriptions, review process management, and product marketing.

    🚀Result:**4k+ users, 100+ subscribers, and €3k revenue in 2 months** post-launch, app live on the App Store.

    🛠️Technical Stack:**React Native**,Expo**, **TypeScript**, **Swift**, **RevenueCat**, **AppsFlyer**, **PostHog**, **OneSignal**, **TikTok Ads**, **ASO

    🏷️Skills:SaaS Creation •React Native• iOS •SwiftTypeScriptRevenueCat• Mobile Application • MVP Development
    React Native iOS RevenueCat Posthog Swift

Reviews

5.0

Out of 3 ratings

J

JC

Karita Interactive

Reviewed on 12/21/2023

Yheb was very responsive and communicated his progress throughout the mission. We would be happy to work with him again!
HerveH

Herve

Hipip IN

Reviewed on 5/6/2023

Yheb carried out the requested mission very well, with recommendations and a very good ability to optimize and quickly resolve problems and other bugs encountered.

Recommendations

Valentin O.VO
Christophe SourinthoneCS
FU
+1
Valentin O. and 3 other people have recommended Yheb

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Education

  • BAC +5, Expert en Technologies de l’information (3.57 / 4 GPA), IT
    EPITECH
    2022
    École d'ingénierie informatique : Epitech est une école d'ingénierie informatique qui se concentre sur la formation en programmation et en développement de logiciels. Programme de formation en programmation : Les étudiants apprennent les principes de base de la programmation ainsi que les dernières technologies et méthodes de développement de logiciels. Formation aux différents langages de programmation : Les étudiants sont formés à l'utilisation de nombreux langages de programmation tels que C, C++, Python, Java, etc. Éducation pratique : Les étudiants apprennent à travailler avec des outils tels que Git, SQL, HTML / CSS, JavaScript, etc. en se concentrant sur la résolution de problèmes concrets et la création de projets pratiques. Développement de compétences en leadership et en travail d'équipe : En plus de la formation technique, Epitech se concentre également sur le développement des compétences en leadership et en travail d'équipe. Préparation à la carrière : La formation prépare les étudiants à leur future carrière en tant qu'ingénieurs informatiques.
  • 4th year of IT engineering studies, College of Software
    Chung Ang University
    2023

Certifications

  • Validation Fall semester 4th year of IT engineering studies
    Chung Ang University
    2022
    CUDA Java C++ Multithreading Image Processing Python
  • Bachelor Expert in Information Technologies (3.57 / 4 GPA)
    EPITECH
    2022
    Java C++ C Github Node.js Bash Laravel Git Docker Linux Typescript PHP React.js Python

Skill set

Categories