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Opinion - E-learning Platform
A comprehensive SaaS e-learning platform designed for Italian consultancy companies to deliver video-based training to their corporate clients and employees.
Project Overview
Opinion is an enterprise-grade e-learning platform that enables consultancy companies to create and manage educational content for their corporate clients. The platform serves as a centralized hub where companies can upload video lessons for their employees, with comprehensive monitoring and progress tracking capabilities for fiscal compliance in Italy.
Key Features
- Multi-tier User Management: Super users, company administrators, and employee access levels
- Video Content Management: Secure video upload, storage, and streaming
- Progress Monitoring: Real-time tracking of employee learning progress
- Fiscal Compliance: Built-in reporting for Italian tax benefits and training requirements
- Company Portal: Dedicated spaces for each client company
- Employee Profiles: Individual learning paths and progress tracking
Technologies Used
- Frontend: React, Ant Design (AntD)
- Backend: AWS AppSync, AWS Lambda, AWS S3
- Authentication: AWS Cognito
- Database: AWS DynamoDB
- Video Storage: AWS S3 with CloudFront CDN
- Monitoring: AWS CloudWatch
- Infrastructure: AWS Serverless Architecture
My Role
As the Full Stack Developer, I was responsible for:
- Frontend Development: React-based user interface with AntD components
- Backend Architecture: Complete AWS serverless backend design
- Multi-tenant System: Complex user hierarchy and permission management
- Video Streaming: Optimized video delivery and storage solutions
- Progress Tracking: Real-time monitoring and analytics system
- Security Implementation: Secure authentication and data protection
Technical Highlights
- Complex Multi-tenant Architecture: Designed a sophisticated system supporting super users, company administrators, and employees with distinct access levels
- AWS Serverless Backend: Built entirely on AWS services including AppSync for GraphQL APIs, Lambda for business logic, and S3 for video storage
- Scalable Video Solution: Implemented efficient video upload, processing, and streaming using S3 and CloudFront
- Real-time Progress Monitoring: Developed comprehensive tracking system for employee learning progress with fiscal compliance reporting
- Security & Compliance: Implemented robust authentication using AWS Cognito with role-based access control
- Performance Optimization: Optimized video delivery and database queries for handling 500+ concurrent users
Challenges Solved
- Multi-tenant Data Isolation: Implemented secure data separation between different companies and their employees
- Video Streaming Performance: Optimized video delivery for varying network conditions and device capabilities
- Scalable User Management: Built flexible user hierarchy system that can accommodate growing client base
- Fiscal Compliance Integration: Developed reporting system that meets Italian tax benefit requirements for employee training
- Real-time Monitoring: Created efficient progress tracking system that updates in real-time without performance impact
Impact
- 500+ total users (employees) across multiple companies
- 20+ companies actively using the platform
- 100% uptime achieved through AWS serverless architecture
- Significant cost savings for clients through automated training compliance reporting
- Streamlined training delivery reducing administrative overhead for consultancy companies
Mobile Experience
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Freelancer delivering exceptional Webflow, and Next.js solutions.
I am a skilled freelancer specializing in Webflow development, Figma design, and Next.js projects. I deliver creative, dynamic, and user-centric web solutions.