Home | Jonathan Warner, Software Engineering Portfolio

Hello World!

I'm Jonathan, a computer science student and fullstack software developer.

My Journey

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Aug 2025

Information Technology Intern

May 2025 - Aug 2025

Martinrea Industries • Michigan, USA

• Spearheaded domain migration of 120+ machine operator kiosks while developing and maintaining detailed documentation, massively reducing network overhead by uniting systems under one corporate policy.

• Created a robust and easy-to-use PA system for meetings, increasing audibility for listeners farthest from the speaker by more than 30% and resulting in improved team cohesion and communication.

• Monitored and resolved various operator issues and system malfunctions, reducing machine downtime and increasing productivity through quick response times and troubleshooting endeavors.

May 2025

Crew Leader

Aug 2024 - May 2025

Johnny's Markets • Indiana, USA

• Interviewed and trained five employees while collaborating with a team of 14, increasing morale and reducing work related stress on team members by more than 25% by improving workload distribution.

• Managed routine store operations in place of management, allowing for an increase in productivity and a 15% reduction in labor costs due to reduced managerial work hours.

• Collaborated with team members to perform quarterly deep cleaning runs of the worksite, resulting in multiple 98%+ scores on white-glove inspections.

May 2024

Aug 2022

CIT Student

Aug 2022 - May 2024

JACC • Michigan, USA

• Crafted unique and entertaining projects in a small team of peers, using Python to structure game logic, graphics, and sound to create fully functional games including a 2D-platformer, snake game, and more.

• Architected personal web projects using HTML, CSS, and JavaScript to create interactive and visually appealing sites, including a timer webapp, treasure hunt game, madlibs generator, and more.

• Developed a singleplayer, third-person game using Unreal Engine 4/5, implementing complex enemy AI, player movement and ability systems, and static level design to create a fun and satisfying horde-style melee fighting gameplay experience.

Technologies

JavaScript

Python

C++

HTML5

CSS3

SQL

MySQL

SQLite

PostgreSQL

MariaDB

Microsoft SQL Server

JavaScript

Python

C++

HTML5

CSS3

SQL

MySQL

SQLite

PostgreSQL

MariaDB

Microsoft SQL Server

Next.js

FastAPI

TailwindCSS

JQuery

Git

Gitlab

Docker

Linux

Oracle Cloud

REST APIs

Agile

JSON

Next.js

FastAPI

TailwindCSS

JQuery

Git

Gitlab

Docker

Linux

Oracle Cloud

REST APIs

Agile

JSON

Featured Projects

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Community Minecraft Server

Oracle Cloud Server Instance - Oracle, Docker, Pterodactyl Panel, Nginx, MariaDB

• Architected and deployed a Minecraft server on Oracle Cloud VM running Linux OS, supporting up to 20 friends and community members while managing server performance and resource optimization.

• Developed containerized server deployment using Docker and Pterodactyl Panel, reducing setup and maintenance time by 60% and enabling streamlined management of multiple server instances.

• Implemented Cloudflare DNS and CDN services for custom domain management and DDoS protection, improving connection stability and reducing latency by 30% for players with low internet speeds.

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Game Session Manager

Microservice - Python, FastAPI, PostgreSQL, Docker

• Designed a lightweight Python microservice with FastAPI for managing user friendships and game sessions, allowing for optimized real-time data interactions between game clients without a continuous connection.

• Built scalable backend infrastructure by containerizing the FastAPI service with Docker as well as a PostgreSQL database, allowing for dynamic data storage and swift deployment.

• Implemented JWT-based authentication and authorization in conjunction with OAuth2 for simple and secure user login functionality, preventing unauthorized access to sensitive information.