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Hi, I’m Marcos Vidal Fernández Heras. I’m a video game developer with over 16 years of experience in Unity 3D with C#, specializing in gameplay, VR/AR, and multiplayer development. I also have a solid backend background using Azure Functions, MongoDB, and .NET. I’ve spent more than 3000 hours teaching Unity development, 3D modeling, and game production at universities and training centers.…

Marcos Vidal Fernández Heras

Game Developer, Game Designer, Web Developer, +7

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Hi, I’m Marcos Vidal Fernández Heras. I’m a video game developer with over 16 years of experience in Unity 3D with C#, specializing in gameplay, VR/AR, and multiplayer development. I also have a solid backend background using Azure Functions, MongoDB, and .NET. I’ve spent more than 3000 hours teaching Unity development, 3D modeling, and game production at universities and training centers.…

Available to hire

Hi, I’m Marcos Vidal Fernández Heras. I’m a video game developer with over 16 years of experience in Unity 3D with C#, specializing in gameplay, VR/AR, and multiplayer development. I also have a solid backend background using Azure Functions, MongoDB, and .NET. I’ve spent more than 3000 hours teaching Unity development, 3D modeling, and game production at universities and training centers.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Software Engineer, Full Stack at Games & Leaves

January 1, 2025 - Present

Currently developing Goalden League and Football Go in Unity 3D (C#). Backend implemented with Azure Functions, MongoDB, and .NET. Designing REST APIs and client/server communication; integrating UX/UI from Figma. Working in Agile/SCRUM environments with JIRA, Slack, and GitHub.

Video game developer at Elixir Games / LitLab Games

January 1, 2025 - October 21, 2025

Developed Web3 titles CyberTitans and Tinies in Unity 3D (C#). Led a team of developers, artists, and technical artists; implemented core gameplay, UX/UI integration, and published on Android/iOS. Managed client/server communication via REST API and SignalR; optimized for mobile. Used Git, GitHub, Bitbucket, SourceTree; worked with Jira, Slack, Confluence, ClickUp, Trello.

Video game developer at IDUN

January 1, 2025 - October 21, 2025

Full development of the 2D narrative game 'Travelling Light' as a solo developer. Unity 3D / C# with gameplay, dialogue system, mini-games, UX/UI, publishing, and mobile optimization; Agile practices with Slack, SourceTree, GitHub, Bitbucket, etc.

VR/AR Engineer for Industry 4.0 at TESICNOR

January 1, 2022 - October 21, 2025

Developed VR/AR simulations for occupational risk prevention training. Tools: Unity 3D / C#, Unreal Engine / Blueprints. Worked with Oculus & Meta Quest, HTC Vive Pro, Magic Leap, and Microsoft HoloLens. Led team mentoring; multiplayer with PUN2; VR optimization. Used Plastic SCM; Agile practices with JIRA, Trello; published apps on Android, iOS, and Meta Store.

VR/AR Applications Developer at Eureka Virtual Reality

January 1, 2020 - October 21, 2025

Created AR/VR applications for Google Cardboard, Vuforia, ARKit, ARCore, and Meta Quest. Worked with Unity 3D / C# and Unreal Engine / Blueprints. Developed advergames and serious games for product promotion for clients like Burger King, Coca-Cola, and McCain. Focused on mobile and VR optimization; published on Android and iOS.

VR/AR Applications Developer at Innovae Augmented Reality

January 1, 2016 - October 21, 2025

Created AR/VR applications for Google Cardboard, Vuforia, ARKit, ARCore, Meta Quest, Kinect, etc. Worked with Unity 3D / C#, Unreal Engine / Blueprints. Delivered advergames and serious games for product promotion; mobile/VR optimization and publishing on Android and iOS.

Video Game Development Instructor at Government of La Rioja / UNIR / Fundación Telefónica

January 1, 2023 - October 21, 2025

Delivered over 3000 hours of courses on Unity 3D, C#, and Maya 3D modeling. Lecturer in the Master’s in Video Games at UNIR. Supervised master’s theses and created educational content.

Video game developer at Elixir Games / LitLab Games

January 1, 2022 - January 1, 2025

Development of Web3 games CyberTitans and Tinies – Unity 3D / C#. Team management – Developers, artists, and technical artists. Gameplay, core mechanics, UX/UI integration, Android and iOS publishing. Client/server communication via REST API and SignalR. Mobile optimization. Git, GitHub, Bitbucket, SourceTree, …

Video game developer at IDUN

January 1, 2022 - January 1, 2025

Full development of the 2D narrative game 'Travelling Light' – Solo developer. Unity 3D / C#. Gameplay, dialogue system, mini-games, UX/UI, publishing, etc. Mobile optimization. Agile, Slack, SourceTree, GitHub, BitBucket, etc.

VR/AR Engineer for Industry 4.0 at TESICNOR

January 1, 2018 - January 1, 2022

Development of VR/AR simulations for occupational risk prevention training. Unity 3D / C# - Unreal Engine / Blueprints. Oculus & Meta Quest, HTC Vive Pro, Magic Leap y Microsoft HoloLens. Team management and mentoring: programmers and artists. Multiplayer with PUN2 and VR optimization. Plastic SCM, Agile, JIRA, Trello ,…. Application publishing on Android, iOS, and Meta Store.

VR/AR Applications Developer at Eureka Virtual Reality

January 1, 2016 - January 1, 2020

Creation of AR/VR applications for Google Cardboard, Vuforia, ARKit, ARCore, and Meta Quest. Unity 3D / C# - Unreal Engine / Blueprints. Advergames and serious games for product promotion. Clients such as Burger King, Coca-Cola, McCain, and various pharmaceutical companies. Mobile and VR optimization. Agile, Trello, Subversion,…. Application publishing on Android and iOS.

VR/AR Applications Developer at Innovae Augmented Reality

January 1, 2014 - January 1, 2016

Creation of AR/VR applications for Google Cardboard, Vuforia, ARKit, ARCore, Meta Quest, Kinect, etc. Unity 3D / C# - Unreal Engine / Blueprints. Advergames and serious games for product promotion. Clients such as Disney, Acciona, Barcelona Zoo, etc. Mobile and VR optimization. Application publishing on Android and iOS.

Video Game Development Instructor at Government de La Rioja / UNIR / Fundación Telefónica

January 1, 2014 - January 1, 2023

Over 3000 hours delivering courses on Unity 3D, C#, and 3D modeling with Maya. Lecturer in the Master’s in Video Games at UNIR. Supervision of master's theses and creation of educational content.