Portfolio — 2025

Haxell Gomez

Software & AI Developer

Engineering modern web applications and integrating AI into real-world solutions

About Me

About me

Approaching technology with an engineering mindset, dedicated to building robust software and exploring practical AI applications. Constantly seeking new challenges and opportunities to expand my knowledge and expertise in tech industry. I have a strong passion for robotics and love working on electronics projects

Certifications

Artificial Intelligence Technology and Applications
Huawei • 2025
Overview of loT Technologies
Huawei • 2025
Master AI Chatbots
Udemy • 2023
OpenAI API's: Expert Fine-tuning for Developers
Udemy • 2023
The Ultimate C++ Beginner Course
Udemy • 2023
Learn FastAPI from scratch
Udemy • 2023
Web Scraping with Python
Udemy • 2023
Python Demonstrations For Practice Course
Udemy • 2023
Python Complete Course For Beginners
Udemy • 2023
CTC Go!: Creative technologies in the classroom
Arduino • 2022

Education

Bachelor of Science in Electronic Engineering

Universidad del Norte

2022 • Barranquilla, Colombia

IEEE Chapter ChairGeo Expo-Física 2023 Winner

Volunteer & Awards

Research Seedbed Program Member | GIRSI
Jul–Dec 2025
Chair | IEEE Uninorte EMBS Chapter
Jan–Dec 2024
Geo Expo-Física 2023 Winner | Universidad del Norte
Academic event where students present physics-based projects.
Vice Chair | IEEE Uninorte SEEDBED Chapter
Jul–Dec 2023

Technical Skills

Backend

FastAPI

Flask

Node.js

Express

Fastify

NestJS

PostgreSQL

Firestore

MongoDB

Redis

AI / ML

Python

LangChain

TensorFlow

YOLO

Qdrant

Pinecone

Frontend

JavaScript

React

Next.js

DevOps

AWS

Google Cloud

Git

Docker

Kubernetes

Experience

QA Coder | LATAM

Mar 2025 - Present | Remote

Outlier (Scale AI)

Review and create code in a QA role ensuring accuracy, clarity and consistency to help train advanced language models.

Coding Expert | Freelance

Dic 2024 - Mar 2025 | Remote

Outlier

Crafted high-precision datasets to improve large language models through RLHF techniques, chain-of-thought and multi-step prompting strategies.

Software & AI Developer

Jun 2023 - Mar 2025 | Remote

Chain AI

Built RESTful APIs and frontend interfaces for digital products powered by Generative AI. Fine-tuned LLMs using customized prompts and vector databases to improve their capabilities on specific topics.

Featured Projects

nubot.io

AI-driven CRM platform that deploys personalized chatbots across major messaging and social chat channels.

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Aespa Website

Website for the K-pop girl group Aespa. Integrated with Spotify API to display real-time music data.

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Interactive Chatbot

Digital friend powered with voice recognition based on Whisper ASR, visual expression with videoplayback and enhanced LLM dialogue.

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DuVent Landing Page

Landing page for DuVent: innovative applications and cutting-edge driving sports technology.

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Krado Dashboard

Web-based digital twin application that tracks and visualizes real-time and historical GPS movement of individuals along the 'Gran Malecón' (Barranquilla).

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Krado Applications

iOS application that collects native and wearable data via Krado Watch App pairing, sends it through MQTT to AWS IoT Core, and integrates with the web dashboard.

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SIRIUS

An educational platform that combines web technologies with Arduino integration for interactive physics experiments and simulations.

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Happy Dashboard

Web-based vehicle tracking application providing real-time and historical location data, with management of restricted zones and license plate whitelists.

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Happy Android Applications

Android app for vehicle GPS integration with the web app via UDP, plus a Supervisor app for license plate scanning using YOLOv11 and TextRecognition.

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