About

Alex Rivera is the AI & Backend Lead at LIAWEB Services, specializing in artificial intelligence integration, large language model deployment, and scalable backend architectures. With extensive experience in Python, Node.js, and cloud infrastructure, Alex has designed and built the AI pipelines powering many of LIAWEB's most innovative products.

Alex's expertise spans the full AI stack — from fine-tuning language models and building RAG pipelines to deploying production-ready AI features that serve thousands of users daily. He has integrated GPT-4, Claude, Gemini, and open-source models like Llama into mobile and web applications for clients across healthcare, finance, and e-commerce.

Based in Montreal, Alex is an active contributor to the local AI community and regularly shares insights on practical AI implementation for mobile and web applications.

Areas of Expertise

Artificial Intelligence & Machine Learning

Large Language Models (GPT-4, Claude, Gemini)

RAG Pipeline Architecture

Python & FastAPI

Node.js & TypeScript

PostgreSQL & Redis

AWS & Cloud Infrastructure

Data Engineering

Certifications

AWS Certified Solutions Architect
Google Cloud Professional ML Engineer

Published Articles

How to Build an AI-Powered App: A Montreal Developer's Guide

A practical, step-by-step guide to integrating AI into your mobile or web application — from choosing the right model to production deployment.

Alex Rivera