Harel Olguín

Software Engineer

Fullstack Developer

Web Developer

Download Resume

About Me

My name is Harel, i'm a Software Engineer student from Mexico 🇲🇽 with a strong focus in Backend development. I have experience working in fullstack web applications using the most demanded techonologies in the market, such as .NET, React, Spring or Node.

I also have experience working in collaborative enviroments using agile frameworks like Scrum. I manage my code using Git software as a version control with remote repositories for collaborative programming and i also use Docker to manage complex applications in containers.

If you are interested in knowing more about me, check out my social links.

harel image

Technologies

Frontend
icon for React React
icon for Vue Vue
icon for Angular Angular
icon for Astro Astro
Backend
icon for .NET Core .NET Core
icon for NestJS NestJS
icon for Java Spring Java Spring
icon for Django Django
Databases
icon for PostgreSQL PostgreSQL
icon for MySQL MySQL
icon for SQL Server SQL Server
icon for MongoDB MongoDB
Tools
icon for Git Git
icon for Docker Docker
icon for Linux Linux
icon for Jenkins Jenkins

Experience

Start
InovenTI January 2024 - July 2024 (6 months)

I worked as a fullstack intern developing solutions in .NET and Javascript

Toshiba GCS July 2024 - February 2025 (7 months)

I worked in Toshiba Global Commerce Solutions as an intern helping in testing frontend and backend development with the engineers in the project

Oracle February 2025 - Currently (0 months)

I currently work as a backend engineer intern at Oracle. I develop multiple solutions using Java for a distribution system.

End

Projects

Dates App thumbnail
Dates App
School project, the goal was to develop a complex backend for a web application. This app resembles apps like Tinder or Bumble, with a 'match' and 'like' systems, aswell as real time chat using WebSockets.
ExpressJS
WebSockets
PostgreSQL
Flappy Bird thumbnail
Flappy Bird
OOP project, using Java with the Swing API we made a replica of the famous mobile game 'Flappy Bird'. This project uses a lot of OOP principles like singleton, inheritance, dependency injection, etc.
Java
Links in Bio thumbnail
Links in Bio
Simple project made for displaying my social links, similar to a 'LinkTree' and based on the design made by 'Craftzdog'. This project is done using basic HTML and CSS with modern looks and animations.
HTML
CSS
ITESO's web application thumbnail
ITESO's web application
School project for learning web development, this projects is a recreation of my college's web application UI which some students claim to be hard to travel on.
Express
HTML
CSS
Sass
Judge My Portfolio thumbnail
Judge My Portfolio
WIP Project for developers to post their portfolios, here they'll be able to recieve feedback from other users, like ratings, comments, and can login in using Google or Github
Express
React
JWT
OAuth