Jorge is available for hire

Jorge Usabiaga

Verified Expert in Engineering

Image Processing Developer

Reno, NV, United States

Toptal member since October 30, 2018

Expertise

Algorithms C++Git OpenGL Game Technology Development Linux Unreal Engine 4 OpenCV Python 2 Visual Studio 2016

Bio

Jorge is an experienced software engineer who loves exploring and solving engineering puzzles with intelligent coworkers in positive environments. He thrives on building simple, efficient, robust solutions to difficult problems. Jorge joined Toptal because he really enjoyed his previous remote work experiences and he wanted to see what else was out there.

Portfolio

Southern New Hampshire University

Blender, Python, Unreal Engine, C++

Occipital

OpenGL ES, C++

Aritocrat

Perforce, Visual Studio, Subversion (SVN), Game Engine Programming, C++

Experience

C++ - 15 years Git - 7 years OpenGL - 7 years Eclipse IDE - 7 years Image Processing - 5 years Remote Work - 3 years C++11 - 2 years OpenGL ES - 1 year

Availability

Part-time

Preferred Environment

Git, Eclipse, Command-line Interface (CLI), Linux

The most amazing...

...thing I've developed was a complex multiplayer (server-client architecture) game that used a 103-inch screen.

Work Experience

Faculty Lead

2019 - PRESENT

Southern New Hampshire University

Redesigned the Game Development program.
Developed curriculum to reflect industry needs.
Supported online degree-seeking students.

Technologies: Blender, Python, Unreal Engine, C++

Computer Vision Engineer

2018 - PRESENT

Occipital

Optimized the pre-processing of images by a GPU in a highly parallelized system (OpenGL ES, C++).

Technologies: OpenGL ES, C++

Principal Software Engineer

2019 - 2019

Aritocrat

Developed software for gaming devices (C++ and custom game engine).
Improved the version control pipeline (Perforce and Subversion).

Technologies: Perforce, Visual Studio, Subversion (SVN), Game Engine Programming, C++

Senior Graphics Software Developer | Project Leader

2017 - 2018

Oculus VR LLC (Contract with DISYS)

Researched and developed lens distortion correction, head tracking, and latency reduction algorithms for the Oculus VR mobile driver.
Developed projects in C++, and in GLSL for OpenGL ES 3.0.
Designed and developed a MARG sensor simulator to aid in the development and testing of sensor fusion algorithms.
Produced well-documented and thoroughly tested subsystems.

Technologies: Git, Sensor Fusion, OpenGL ES, Computer Graphics, Mathematics, 3D, Virtual Reality (VR), C++, Linux, Android

Senior Lecturer

2011 - 2018

Digipen Institute of Technology

Prepared content and delivered lectures for the following classes: C and C++ Programming Languages, Object-oriented Design, Data Structures, Analysis of Algorithms, Computer Graphics Fundamentals and Algorithms (2D and 3D, OpenGL), Advanced Rendering Techniques, Ray Tracing, Image Processing, Spatial Data Structures, Physics Simulation, and Computer Animation.

Technologies: Git, Python, OpenGL, C++, Linux

Senior Software Engineer | Team Lead | Engineering Manager

2005 - 2011

International Game Technology

Supervised a team of ten engineers in the process of designing, implementing, testing, and maintaining software to run on gaming devices.
Acted as the lead engineer of the Wheel of Fortune Experience, the first game to be released on IGT’s premium Center Stage 103-inch plasma screen platform.
Led the development of several other multiplayer slot machine games (eBay Community Free Spins, The Price is Right—Cliffhanger, Pony Express) throughout their whole lifecycle using C++ and Lua on a proprietary platform.
Redesigned and implemented an Ethernet protocol (which the Game Studio adopted) resulting in 3x faster communal networked game development.
Developed a system that automated extensive testing procedures for power-fault tolerance in multiplayer games.

Technologies: Game Engine Programming, Lua, C++

Experience

Wheel of Fortune Experience

https://www.youtube.com/watch?v=g1t8d615Xyo&feature=youtu.be

A multiplayer slot machine with the server running on a 103-inch screen.

Computer Graphics Algorithms Sandbox

https://github.com/dazotaro/GraphicsSandbox

A collection of scenes to test 3D graphics algorithms (lighting, normal mapping, shadow mapping, deferred shading, and so on).

Technologies: C++, OpenGL, GLM

3D Game Engine

https://github.com/dazotaro/toyRocket

I completed the initial work on a 3D game engine.

Technologies: C++, OpenGL, GLM, FreeImage

Bubble

https://github.com/dazotaro/bubble

This is an experimental project in using toy rockets; it explores the use of physics in moving the main object.

Oculus VR Mobile driver

On this project, I worked on sensor fusion, optical distortion correction, and system latency compensation.

Experimental 2D Game

https://github.com/dazotaro/defender

Originally, a little 2D game to replicate the 1981 classic game "Defender" using OpenGL and SDL2. It evolved into an exercise to create a 2D physically animated mesh.

Technologies: OpenGL, Simple DirectMedia Layer 2 (SDL 2), GLM, C++

Education

2002 - 2005

Master's Degree in Computer Science

University of Nevada, Reno - Reno, NV, USA

1992 - 1999

Bachelor's Degree in Physics

University of the Basque Country - Leioa, Spain

Skills

Libraries/APIs

OpenGL ES, OpenGL, SDL, OpenCV, ImageMagick, Natural Language Toolkit (NLTK)

Tools

gnuplot, Git, Eclipse IDE, Subversion (SVN), Visual Studio, Perforce, Blender

Languages

C++11, C++, C++14, Python, Lua, Python 2, Python 3

Paradigms

Design Patterns

Frameworks

Unreal Engine 4, Unreal Engine, Unity3D, Qt

Platforms

Linux, Eclipse, Android, Visual Studio 2016

Other

Software Development Lifecycle (SDLC), Algorithms, Data Structures, Command-line Interface (CLI), Remote Work, Image Processing, Mathematics, Game Technology Development, Physics Simulations, Genetic Algorithms, Concurrency, Virtual Reality (VR), 3D, Computer Graphics, Sensor Fusion, Game Engine Programming, Computer Vision Algorithms

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