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Esteban RubioER
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Esteban Rubio

@estebanrubio

Unity developer at Alternova building WebGL games, Addressables pipelines, and reusable gameplay systems.

Colombia
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At Alternova, I develop and ship web-based games in Unity with production-ready gameplay systems and UI flows. I maintain Addressables pipelines for modular content delivery and contribute reusable modules and standardized workflows as a member of the Engine/Core Team.

As a freelance Unity Developer, I delivered projects from prototype to production, integrating REST APIs for user and session data, evaluation results, and analytics reporting. I also worked with SQL and NoSQL data pipelines and shipped experiences for Windows, mobile, WebGL, and VR.

At TGA Company, I developed interactive learning applications for iOS, Android, and WebGL, supporting AWS, Firebase, and PlayFab integrations. I’ve also developed educational simulators and VR training apps, and taught programming and game development using Python, Scratch, Roblox Studio, and Unity.

Experience

Work history, roles, and key accomplishments

AL
Current

Interactive Software Developer

Alternova

Dec 2024 - Present (1 year 10 months)

Develop and ship web-based games in Unity (C#) with production-ready gameplay systems and UI flows. Implement and maintain Unity Addressables pipelines for modular content delivery and efficient runtime loading.

FC
Current

Unity Developer (Generalist)

Freelance / Contractor

Jan 2020 - Present (6 years 9 months)

Delivered Unity projects end-to-end (prototype to production), including gameplay systems, UI flows, integrations, and builds. Integrated backend services through REST APIs for user/session data capture, evaluation results, and analytics reporting.

SE

Private Programming Tutor

Self Employed

Jan 2024 - Jan 2025 (1 year)

Provided personalized programming instruction to children and teenagers (8–17). Tailored learning paths in Python, Scratch, Roblox, and Unity based on student goals and progress.

EA

Unity Developer

Endless Adventure

May 2024 - Jul 2024 (2 months)

Implemented features and fixed core logic and usability issues in a Unity-based game-maker application.

RR

Programming Instructor

Rocket Tech School (RTS)

Feb 2024 - Jul 2024 (5 months)

Taught programming and game development to students aged 8–17 in group and one-on-one settings. Delivered structured courses in Python, Scratch, Roblox Studio (Lua), and Unity.

TC

Unity Developer

TGA Company

Oct 2022 - Aug 2023 (10 months)

Developed interactive learning applications (2D/3D) for iOS, Android, and WebGL using Unity. Supported integrations with AWS, Firebase, and PlayFab for authentication, content, and analytics workflows.

CD

Unity Developer / Team Lead

Clap / Hemisferio D

Jul 2022 - Oct 2022 (3 months)

Coordinated development tasks and delivery quality for a small Unity team, supporting planning and on-time delivery.

TO

Unity Developer

Toro-Labs

Sep 2021 - Jun 2022 (9 months)

Developed 2D educational simulators in Unity, implementing gameplay/UI features and supporting QA cycles.

Education

Degrees, certifications, and relevant coursework

Universidad de Ibagué logoUI

Universidad de Ibagué

Bachelor of Science, Systems Engineering

Bachelor of Science in Systems Engineering from Universidad de Ibagué, completed in 2023.

Tech stack

Software and tools used professionally

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