
Ignacio
From Chile (UTC-3)
Ignacio – Python, React, LLM
Ignacio is a Senior Backend Engineer and Intermediate AI/Machine Learning Engineer with extensive experience in building LLM-powered applications and scalable backend systems. He has hands-on expertise with LangChain/LangGraph, RAG pipelines, prompt engineering, and API architecture using FastAPI, alongside strong skills in containerized deployments and CI/CD. Ignacio’s background spans both modern AI productization and classical deep learning, with a track record of integrating complex AI workflows into production-ready systems. He is best suited for roles at the intersection of applied AI and backend engineering, where robust system design meets cutting-edge AI capabilities.
12 years of commercial experience in
Main technologies
Additional skills
Direct hire
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Let’s get started today!Experience Highlights
Senior Backend Developer, LLM Integration Specialist
A pharmaceutical company is focused on integrating assistants to help with different communication channels so that the user can access various tools from multiple sources.
- Implemented workflows of conversation using Langgraph and Langchain;
- Integrated flows of conversation into already working platforms.
Main Leader, Developer and Designer of the whole platform
A management platform for Drone flights includes HD Maps, flight routes, live alerts, and everything related to drone flight operations.
- Created the whole system from zero;
- Built real-time notifications;
- Implemented custom KMZ processing system with Container Apps dynamic scaling.
Fullstack Developer, LLM Integration specialist, DevOps
A consulting company that provides various developments focused on LLM integration. The main projects were Multi-Agent Assistants with RAG integration to provide access to technical information through a Chat UI integrated with SharePoint.
- Deployed systems to Serverless, Container Apps, and Kubernetes environments;
- Designed Langgraph systems with Python and Typescript;
- Implemented a complete stack system from 0 with NextJS and Python;
- Managed SharePoint connections with the RAG and the frontend for permission-based file access.
Full-Stack developer, Tech lead, Machine Learning Engineer
A web platform allowed users to be diagnosed by a Dialog Flow and a Vision Machine Learning model that reviewed dental RXs from the patient to detect early caries and anomalies. The project was funded by government funds and was shut down after a few years of operation.
- Designed the software for the platform;
- Implemented the FastAPI backend and the React frontend;
- Deployed the application into a Docker Swarm node;
- Executed planning and task assignments for 1 frontend developer and 1 backend developer;
- Trained a MaskRCNN model for detecting caries and anomalies in RXs.
Machine Learning and Backend Engineer
A company that implements automation and machine learning solutions. Cooperation involved 2 main projects:
- Implementation of a vision model for detecting personal security element alerts for workplaces based on analyzing images sent through Kafka.
- Implementation of 3 different Machine Learning models for detecting caries and anomalies in dental RXs.
- Trained YOLO vision models on custom data with results of more than 85% accuracy;
- Implemented automation services in EC2 for the YOLO vision execution using rq queues;
- Worked with MaskRCNN vision model on custom data with GCP GPU clusters to achieve between 75 and 85% accuracy;
- Trained a U-Net model for the detection of dental pieces in RXs.