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Mouad Chaouki Profile Picture

Hi there

📍 Paris, France

I'm Mouad, a versatile senior developer with significant experience in software development, application architecture, and technical project management. Specialized in JavaScript/TypeScript, I design and develop scalable and maintainable systems.

Adaptable, forward-thinking, and service-oriented. Curious, autonomous, and passionate about new technologies. I put my expertise at the service of innovative and ambitious projects.

Below are some of the projects I've worked on, ranging from large-scale payment systems to artificial intelligence applications.

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"The best way to predict the future is to invent it."

– Alan Kay

Expertise

Backend Development

Node.js, Nest.js, Express

Expert in backend development with Node.js, Nest.js, and Express.js. Designing RESTful, GraphQL, and SOAP APIs, and microservices architectures for performant, resilient, and scalable systems.

Node.jsNest.jsExpress.jsBunRESTful APIGraphQLSOAPPostgreSQLPrismaZenStack

Frontend Development

Vue, Nuxt, Angular, Ionic

Specialized in frontend development with Vue.js, Nuxt, Angular, and Ionic. Creating performant, reactive, and maintainable applications across web, desktop, and mobile (hybrid iOS/Android) with a strong focus on user experience.

Vue.jsNuxtAngularIonicTypeScriptJavaScriptHTMLCSSThreeJSTailwind CSSWebDesktopMobile (iOS/Android)

Architecture & DevOps

System Design, Patterns, DevOps

Designing scalable and maintainable application architectures. Mastery of design patterns, software architecture, system design, and DevOps practices including containerization, CI/CD, and infrastructure automation.

Design PatternsSoftware ArchitectureSystem DesignScalabilityPerformanceCode QualityDockerKubernetesAWSCI/CD

Technical Skills

Technologies and tools I work with, organized by area of expertise and proficiency level.

Frontend

Vue.js95%
Nuxt.js95%
Angular90%
TypeScript95%
JavaScript98%
HTML/CSS98%
Tailwind CSS90%

Backend

Node.js95%
Nest.js95%
Express.js90%
Bun85%
PostgreSQL90%
Prisma90%
GraphQL85%

DevOps & Tools

Docker90%
Kubernetes85%
AWS85%
Cloud Azure40%
CI/CD90%
Git95%
Linux85%

Architecture

Microservices90%
System Design90%
API Design95%
Scalability90%

Projects

Discover a selection of projects I've worked on, ranging from large-scale payment systems to artificial intelligence applications, including enterprise management platforms.

Settleflow - PSP
Payment

Settleflow - PSP

A Stripe-like payment processing platform built from scratch to handle over one million transactions per day.

Backstage Application
Enterprise

Adaptation and customization of Spotify's open-source Backstage platform to centralize all services of the Carrefour group.

Internal Project
SmartOp - Hospital management system
Hospital

Operating room resource management and optimization system for Claude Galien and Lariboisière hospitals in Paris.

MyBus - Mobility Solution
Transport

International mobility solution covering multiple transport services with a microservices architecture.

Hayaku - Delivery Platform
Delivery

On-demand delivery platform connecting customers, local stores, and couriers with real-time tracking.

CRAzy Time
Enterprise

Modern web application dedicated to Activity Report (CRA) tracking and professional activity management.

Internal Project
Nego-AI
AI

Frontend development for an AI-powered contract analysis application: document upload, analysis review, and result visualization.

Internal Project

Experiences

Here are my last 4 professional experiences

Senior Tech Lead TS Fullstack @ NEXGEN IT

2022 - 2024Paris, France | Full remote

Built from scratch a payment application handling over one million transactions per day, with a robust and scalable architecture. Developed a platform for managing organizations and their invoices, optimized for performance and reliability. Aligned technologies to maximize performance and maintainability.

BunNuxt.jsVue3HTMLCSSAWSZodPrismaZenStackPostgreSQLTypeScript

Tech Lead TS Fullstack @ CARREFOUR

2021 - 2022Paris, France | Full remote

Development of the Backstage application for internal management. Design and implementation of the CRAzy Time application dedicated to Activity Report (CRA) tracking. Development of artificial intelligence solutions, including Nego-AI for contract analysis and DANM for supplier optimization.

JavaScriptTypeScriptVue.jsNuxtAngularNode.jsNest.jsPostgreSQLAI/ML

Full Stack Developer @ SmartOp

2020 - 2021Paris, France

Developed SmartOp, a comprehensive operating room resource management and optimization system for Claude Galien and Lariboisière hospitals in Paris. Built web and mobile applications using Angular and Ionic for cross-platform compatibility. Designed intelligent scheduling algorithms to optimize resource allocation and improve operating room utilization.

AngularIonicNode.jsExpress.jsMongoDBJavaScriptTypeScriptHTMLCSSBootstrapAngular MaterialChart.jsGitAzure DevOpsAndroidiOSAgileScrum

Senior TS Backend @ MONKEY FACTORY

2017 - 2020Paris, France | Full remote

Contributed to the development of the MyBus application, an international mobility solution covering all transport services. Designed and implemented microservices to ensure performance, resilience, and scalability of the architecture. Aligned and integrated various technologies to optimize performance.

NestJSAngularDockerKubernetesGitLabGrafanaRabbitMQGitRESTful APISOAPGraphQLPostgreSQLInfluxDBCI/CDTests automatisésBash

Mindset

My approach to building scalable and maintainable software

Discovery & Planning

Understanding requirements, defining architecture, and planning the technical approach.

Design & Architecture

Designing scalable systems, choosing appropriate technologies, and creating technical specifications.

Development

Agile development with continuous integration, code reviews, and test-driven development.

Testing & Quality

Comprehensive testing, performance optimization, and ensuring code quality standards.

Deployment & Monitoring

CI/CD deployment, monitoring, and continuous improvement based on metrics.

Achievements

Notable accomplishments and recognitions throughout my career

2024

PCI DSS Level 1 Certificate for Secure Payments

Achieved PCI DSS Level 1 certification, validating secure payment processing practices and compliance with industry standards for handling cardholder data.

2022

Led Enterprise Application Development

Led the design and implementation of Carrefour’s Backstage-based internal platform, centralizing hundreds of services, streamlining developer workflows, and replacing multiple legacy tools with a single, scalable service catalog and operations hub.

2021

Smart Hospital Recommendation Algorithms

Designed and implemented smart recommendation algorithms for hospitals that suggest operating room staff based on specialty, availability, and scheduling constraints.

Certifs & Education

Professional certifications and educational background

Certifications

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Docker

Dyma

May 2023

ID: 5f99eb48545c3568e680098f

View Certificate →
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OFFICIAL NESTJS COURSE

NestJS

Nov 2021

ID: cert_kxv861jt

View Certificate →
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IoT Cloud Developer - Mastery Award 2019

IBM

Jan 2020

ID: 4777-1578-6661-0824

View Certificate →

Education

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Engineering in Software and Intelligent Systems

UAE

2018 - 2021

Graduated with high honors. Trained to understand the challenges of information technologies, design and build competitive and realistic software and decision-making solutions, handle complex IT problems, and lead software projects and the organizational change they bring.

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DEUST in Mathematics, Computer Science, Physics and Chemistry

Abdelmalek Essaâdi University

2016 - 2018

Graduated with merit. Scientific and technical university diploma covering mathematics, computer science, physics and chemistry.

Testimonials

Languages I speak and recommendations from clients and colleagues

Languages

French
Fluent
English
Fluent
Arabic
Native

Recommendations

"Mouad is an exceptional developer who delivers high‑quality, production‑ready solutions and brings rare expertise in building scalable payment systems."

Cedric V.

Senior Backend/DevOps Tech Lead @ Settleflow

"Working with Mouad was a real pleasure — he pairs deep technical knowledge with a strong focus on code quality and architecture, and his human side made collaboration easy and rewarding."

Adrien H.

Team Lead @ CARREFOUR

"Mouad consistently architects robust systems, drives key technical initiatives, and raises the bar for the team with his mix of leadership, ownership, and attention to detail."

Abdel D.

Senior Developer @ NEXGEN IT

Contact

I'm always open to discussing new projects, creative ideas, or opportunities to be part of your visions.

Connect with me on social media

Available for freelance projects
Developed + Designed by Mouad Chaouki.
Code is poetry written in logic, where every line tells a story of problem-solving and innovation.
Building the future, one commit at a time.
COPYRIGHT © 2026 Mouad Chaouki. All rights reserved.