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Web & MobilePersonal ProjectsOctober 2025

1NSYT - AI Chrome Extension

Chrome extension with generative AI (Mistral AI) for LinkedIn. Fullstack architecture (Next.js 15, Prisma, Redis), complete GDPR compliance and admin dashboard.

1NSYT - AI Chrome Extension

1NSYT - AI Chrome Extension for LinkedIn

Overview

Chrome extension using artificial intelligence to analyze LinkedIn profiles. Complete application with admin dashboard.

Project Context

Educational project developed to master the modern Chrome extension ecosystem and artificial intelligence integration. The goal was to create a complete application with admin dashboard, GDPR compliance and serverless architecture.

⚠️ Note: Educational project only, not intended for commercial use.

Responsibilities

  • Chrome extension design and development
  • Backend API and caching system creation
  • AI integration for content generation
  • GDPR compliance implementation
  • Admin dashboard development

Main Features

Chrome Extension

  • Automatic LinkedIn profile detection
  • Real-time personalized insights generation
  • 4 analysis modes (networking, recruiting, job search, sales)
  • Caching system for optimal performance
  • Complete GDPR consent management

Admin Dashboard

  • Real-time statistics
  • Usage charts
  • User management
  • Data export
  • Cost analysis

Technical Architecture

Extension

  • Chrome Manifest V3
  • Intelligent profile detection
  • Backend API communication
  • Local storage for caching

Backend

  • Serverless API with Next.js 15
  • PostgreSQL database
  • Distributed Redis cache
  • Mistral AI artificial intelligence
  • Scheduled automated tasks

Security and Compliance

  • Explicit consent before collection
  • Data access and deletion rights
  • Personal data export
  • Automatic purge after 1 year
  • Detailed privacy policy

Technical Challenges

Serverless architecture: Design of scalable infrastructure without dedicated servers, cost optimization and distributed cache management.

GDPR compliance: Complete data protection implementation with consent system, automatic exports and deletions.

Cost optimization: Two-level cache strategy reducing AI calls by over 70%.

Chrome extension: Compliance with strict security constraints imposed by Chrome.

Results & Impact

Functional application: Operational extension with insight generation in under 2 seconds and cache rate over 70%.

Technical skills: Mastery of Chrome extensions, serverless architecture, AI integration and GDPR compliance.

Complete documentation: Over 30 pages of technical documentation covering architecture, APIs and user guides.

Technologies Used

Extension: Chrome Manifest V3, JavaScript, Chrome APIs

Backend: Next.js 15, PostgreSQL, Redis, Mistral AI

Interface: Tailwind CSS, Recharts

Infrastructure: Vercel serverless, automatic deployment

Documentation: Docusaurus