Marco Portillo

Hello there, I'm Marco šŸ‘‹

Computer Science student focused on backend engineering, systems programming, and building production-ready applications.

About

I’m a Computer Science student at Arizona State University with experience in backend systems, data analysis, and full-stack development. I like building efficient, scalable applications and learning new technologies. In my free time, you'll catch me VJing, finding new music, or rolling on the mats.

Experience

Software Developer - AI Trainer

Feb 2024 – Present

DataAnnotation Tech

  • Assessed and optimized AI-generated code for improved reasoning and output quality.
  • Created coding challenges in Python, HTML, C++, and SQL to enhance model capabilities.

Undergraduate Research Assistant

Sep 2023 – Jul 2024

Phoenix College / WAESO

  • Analyzed USL soccer league data using Poisson distribution to predict match outcomes.
  • Built custom Python scripts to parse and process data for 450+ matches.

Junior Programming Intern

Jan 2022 – Jul 2022

American Express

  • Worked with Active Directory and JUnit over SSH on Linux servers.
  • Used Splunk and Kibana to monitor and report suspicious account activity.
  • Maintained organization of sensitive customer data.

Projects

PolyView (Hackathon Project)

Hackathon-built analytics dashboard for Polymarket markets with a clean UI and fast iteration workflow.

ReactTypeScriptBunPolymarket API

Role-Based Q&A Platform

Multi-role forum platform with role-based access, moderation, and persistent data storage.

JavaJavaFXJUnitSQLite

PHX Flight Data Scraper & Tracker

Real-time flight data dashboard used at an airport retail kiosk to monitor schedules.

PythonSeleniumFlaskHTML/CSS

Blog API

Production-style REST API for a blogging platform with authentication, validation, and persistent storage. Designed with layered architecture and API best practices.

C#.NETPostgreSQLREST

Skills

JavaPythonC/C++SQL (Postgres)JavaScriptReactNext.jsNode.jsFlaskFastAPILinuxGitFirebaseJUnit

Contact

Email: mportillo1605@gmail.com