About Yassine
French
Native or bilingual
English
Native or bilingual
Spanish
Basic
Experience
- MosaïqueIndependent Lead Developer & Software Architect - SaaS Application mosaique.ioTECHJune 2025 - July 2025 (1 month)Strasbourg, FranceFull design and development of mosaique.io, a modern SaaS application for creating, managing, and analyzing QR codes, with a Stripe-first subscription system.💡 Key Features:Customizable QR code generation with advanced analytics (geolocation, device, user behavior)Stripe-powered subscription system with scheduled upgrades/downgradesSecure authentication (NextAuth.js), email verification, password resetInteractive analytics dashboard (Recharts, Nivo)Automation via cron jobs (subscription lifecycle & plan transitions)🔐 Advanced security: Redis rate limiting, Zod input validation, CSRF, Discord logging🚀 Deployment: Vercel (frontend + API), PostgreSQL (AWS RDS), Redis (Upstash), AWS S3, SMTP🛠️ Tech stack: Next.js 15, React 19, Tailwind CSS 4, TypeScript, Prisma ORM, Stripe, Redis, Nodemailer📊 Monitoring: Vercel Analytics, Stripe Dashboard, centralized backend logging💻 CI/CD & DevOps: Prisma migration automation, robust error/crash management
- ALSADEMLead Developer – alsadem.fr (Moving Company Website, Alsace)TRANSPORTATIONMay 2025 - June 2025 (1 month)Strasbourg, FranceDescription:I was fully responsible for the end-to-end development and deployment of alsadem.fr, a professional website for a moving company based in Alsace, France.🔧 Tech Stack & ArchitectureBuilt from scratch with Next.js 14, TypeScript, and Tailwind CSSIntegrated WordPress as a headless CMS for blog contentDeployed on Heroku, with Cloudflare for DNS, CDN, and Full Strict SSLImplemented Progressive Web App (PWA) support with offline capabilities🎨 UI & UXFully responsive design with a modern, lightweight UIOptimized for performance and accessibility📈 SEO & AnalyticsApplied advanced SEO techniques (meta tags, structured data, sitemaps)Set up Google Analytics and Google Search Console📬 Interactive FeaturesContact & quote request forms with real-time Zod validationEmail notifications via NodemailerClient-side form feedback and error handling🛡️ Privacy & Compliance (GDPR)Integrated Secure Privacy for cookie managementDynamic cookie consent banner and preferences panelConditional loading of cookies (e.g., Google Analytics only after consent)🚀 My RoleFrom design and coding to infrastructure and compliance, I led the project solo and delivered a secure, scalable, and user-friendly web application tailored to the client’s business needs.
- Le CollectionistQuality Assurance TesterTRAVEL AND TOURISMOctober 2023 - September 2024 (11 months)Paris, FranceAt Le Collectionist, I worked as a QA Tester within an Agile development team 🧪⚙️, contributing to the stability and quality of a high-traffic web application 🌍.Key Responsibilities:📝 Designed and executed comprehensive test plans🐛 Identified, documented, and tracked software anomalies👨💻👩💻 Collaborated closely with developers to verify fixes🤖 Developed and maintained automated regression tests using Cypress🔧📡 Built a Python-based interface with a REST API to optimize backend testing workflows🧑🏫 Participated in daily Scrum meetings to align QA with sprint goals🌀 Ensured seamless integration of QA processes into the Agile lifecycle
Recommendations
Be the first to recommend Yassine
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Bachelor's degree, InformatiqueCESI2024Bachelor's degree, Informatique
- Brevet de technicien supérieur (BTS) - Services informatiques aux organisations option SLAM, InformatiqueIFIDE SUP-FORMATION Alsace2021Brevet de technicien supérieur (BTS) - Services informatiques aux organisations option SLAM, Informatique