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Immigration SaaS Platform – Full System Requirements Document Project Name (Suggested): ImmigrationCloud Prepared For: Full-Stack Developer Project Type: Web-based SaaS platform with cloud storage and legal workflow automation ? 1. Project Overview A modern, cloud-based immigration services platform that simplifies the process of filling out U.S. immigration forms (USCIS) for clients, while offering a complete legal office management system for immigration attorneys and their staff. The platform must: • Serve individual users who need help completing immigration forms. • Support immigration law firms with case tracking, document workflows, team collaboration, and client communication. • Be built using secure and modern technologies with cloud storage, multilingual support (English/Arabic), and automated workflows. ? 2. Recommended Technology Stack Layer Technology Notes Backend Django (Python) Secure, scalable, high-performance API Layer Django REST Framework (DRF) RESTful API, used by frontend Frontend Next.js (React.js) Modern, SEO-friendly, fast Authentication OAuth2 + JWT + 2FA Secure login and role-based access Cloud Storage AWS S3 or Google Cloud Storage Store user and legal documents PDF Generator WeasyPrint or ReportLab or PDF-Lib Convert user input into USCIS- compliant PDFs Email / SMS SendGrid, Mailgun (email), Twilio (SMS) For automated alerts Payment Stripe or PayPal API For subscriptions and one-time services Layer Technology Notes Database PostgreSQL + Redis Main DB + caching layer AI Integration (Optional) OpenAI API for form assistance To help with form filling logic DevOps Docker + GitHub Actions / CI-CD For containerization and automated deployment Security SSL/TLS, AES-256 encryption, CSRF/XSS protection Enterprise-grade security ? 3. Core Modules Overview 3.1 User (Client) Module • Sign up, login with 2FA • Complete USCIS forms (form wizard) • Upload personal documents (e.g., ID, passport) • Save progress anytime • View application status and history • Subscribe monthly to keep data saved long-term • Receive email/SMS updates about application status • Chat/comments system with assigned attorney 3.2 Attorney & Law Firm Module • Dedicated dashboard for each law firm • Add/manage staff (legal assistants, secretaries) • Assign team members to client cases • Review client-submitted forms • Provide feedback or request changes • Upload and share PDFs or immigration letters • Track case progress and communication history • Schedule reminders and tasks per client • Manage billing, subscriptions, and invoices 3.3 Form Engine (USCIS Forms) • Dynamic form builder with branching logic (conditional questions) • Step-by-step guided wizard for each form (e.g., I-130, N-400) • Multi-language support (English / Arabic) • Autosave + progress bar • Attach instructions or tooltips per question • Output final form as PDF with official layout 3.4 Task & Notification System • Daily to-do tasks for office staff • Event-based triggers (e.g., form completed, review needed) • Email and SMS notifications: o Reminders (e.g., biometrics appointment) o Review feedback from lawyer o Subscription renewal alerts 3.5 Cloud Document Storage • Each user and attorney has a dedicated cloud directory • All uploaded files stored in secure cloud buckets • Long-term client file retention (5+ years if subscribed) • Files accessible only through authenticated sessions • Download, preview, or archive documents 3.6 Billing and Subscriptions • Clients: o One-time payments per form ($99–$199) o Monthly subscription ($9.99+) to store data for years • Attorneys: o Monthly office subscription (based on staff or client count) • Stripe/PayPal integration • Downloadable PDF invoices • Automatic email receipts and reminders 3.7 Reporting & Analytics (Admin Panel) • Number of forms completed (by user, by law office) • Average case processing time • User behavior (which forms are most used) • Subscription reports and billing history • Case status breakdown (open, under review, submitted) 4. Security Requirements • Enforce HTTPS across entire site • Use SSL/TLS v1.3 for all API connections • AES-256 encryption for sensitive data (passport, SSN, etc.) • Role-based access (Admin, Attorney, Assistant, Client) • Audit Trail for every user action (login, edit, submit) • Daily encrypted backups to cloud • CSRF/XSS/SQL injection protection via Django Middleware • 2FA required for attorney accounts 5. Cloud Retention & Client Data • Data storage is tied to active subscription • Clients can: o Download entire file anytime o Keep data archived until citizenship is granted • System must allow: o Encrypted export o Secure "restore" link with expiration token 6. Workflow Between Client & Law Firm [Client] → Completes Form → Submits → [Attorney or Assistant] Reviews → Suggests changes → [Client] Revises → [Attorney] Approves → PDF Generated → [Client/Attorney] Submits to USCIS or Downloads ? 7. User Roles & Permissions Role Permissions Admin Attorney Legal Assistant Full system access, manage law firms, global settings Law Firm Owner Manages staff, clients, billing, reviews all firm data Manages assigned clients, reviews cases, uploads documents Assists in form reviews, uploads, messages Client Role Permissions Fills forms, uploads documents, communicates, subscribes 8. Full Stack Developer Tasks 1. Architecture Setup: o Build modular project structure (Backend + API + Frontend) o Setup cloud storage, database, and CI/CD pipelines 2. Authentication System: o User registration + login + 2FA o Role-based access control (RBAC) 3. Form Engine: o Dynamic wizard for USCIS forms with branching logic o Output printable PDFs 4. Law Firm Dashboard: o Manage clients, files, cases, and team members 5. Notifications & Tasks: o Scheduled and event-based email/SMS 6. Billing System: o Integrate Stripe or PayPal o Handle recurring plans and one-time purchases 7. File Upload & Storage: o Secure document uploads + cloud retention 8. Deployment: o Dockerize app, secure deployment via AWS/GCP o Implement full monitoring/logging Features • AI-assisted form filling and review alerts

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