Contact person: Business Client

Phone:Show

Email:Show

Location: Santiago, Chile

Budget: Recommended by industry experts

Time to start: As soon as possible

Project description:
"General Description

We are looking for a full-stack developer experienced in React Native, Python (FastAPI or Flask), and Firebase, to develop a mobile application called TAi (Travel AI).
The goal is to create a platform that generates personalized travel itineraries using artificial intelligence, integrating third-party services such as Google Places, TripAdvisor, and OpenWeather.

Important Requirement:
The entire user interface, including all menus, buttons, alerts, messages, and documentation, must be 100% in Spanish. The freelancer must ensure that all visible content and API responses are properly localized in Spanish.

Project Objective

Develop a fully functional mobile application that allows users to:

Register and log in.
Set up a personal profile (interests, budget, travel dates).
Generate personalized itineraries using AI.
Retrieve real-time data about places, routes, and weather.
Save and review past itineraries.

Technical Scope
Frontend (React Native + TypeScript)

Main screens:
Login and registration (Firebase Authentication).
User profile and travel preferences.
Itinerary generator connected to backend.
Itinerary results display.
Fully responsive design (mobile-first).
All UI content must be in Spanish, preferably managed via localization files (e.g., [login to view URL]).

Backend (Python + FastAPI or Flask)

RESTful API with endpoints for:
User and profile management.
Itinerary generation, storage, and retrieval.
Integration with Firebase Firestore.
AI module implemented via LangChain and Llama-3 (Groq API or similar).

Third-party APIs:
Google Places API for attractions.
OpenWeather API for real-time weather data.
TripAdvisor API (optional) for reviews and ratings.
API responses must return structured JSON with Spanish text fields.

Infrastructure and Environment
Secure .env configuration.
Clean, modular, and well-documented code.
Local execution with Expo + Uvicorn.
Ready for deployment on Render, Firebase Hosting, or Vercel.

Deliverables

Complete source code (frontend and backend).
Technical documentation in Spanish, including:
Installation and setup guide.
Environment variable configuration.
Deployment instructions (local and production).
Working demo of the full Spanish-language application." (client-provided description)