I am a software engineer with over 12 years of experience, specializing in Unity development for VR, AR, and MR. I have led projects, managed teams, and worked closely with clients for at least 8 years, ensuring the delivery of innovative, market-driven solutions. I am a strong team player, fostering collaboration and a positive work environment, with solid interpersonal skills for problem-solving, team management, and cross-functional collaboration in Agile/Scrum environments. I am adept at debugging, profiling, and optimizing systems for high performance across platforms, and I make strategic software architecture decisions to select the best technology stack for each project, always aiming to optimize performance and product quality. I thrive in collaborative settings, constantly learning autonomously and sharing knowledge with product owners, designers, and program managers to align technical and product goals. My experience spans a range of XR experiences, with a focus on Unity-based development for immersive experiences and hardware integrations.

ABEL SIERRA SÁNCHEZ

I am a software engineer with over 12 years of experience, specializing in Unity development for VR, AR, and MR. I have led projects, managed teams, and worked closely with clients for at least 8 years, ensuring the delivery of innovative, market-driven solutions. I am a strong team player, fostering collaboration and a positive work environment, with solid interpersonal skills for problem-solving, team management, and cross-functional collaboration in Agile/Scrum environments. I am adept at debugging, profiling, and optimizing systems for high performance across platforms, and I make strategic software architecture decisions to select the best technology stack for each project, always aiming to optimize performance and product quality. I thrive in collaborative settings, constantly learning autonomously and sharing knowledge with product owners, designers, and program managers to align technical and product goals. My experience spans a range of XR experiences, with a focus on Unity-based development for immersive experiences and hardware integrations.

Available to hire

I am a software engineer with over 12 years of experience, specializing in Unity development for VR, AR, and MR. I have led projects, managed teams, and worked closely with clients for at least 8 years, ensuring the delivery of innovative, market-driven solutions. I am a strong team player, fostering collaboration and a positive work environment, with solid interpersonal skills for problem-solving, team management, and cross-functional collaboration in Agile/Scrum environments. I am adept at debugging, profiling, and optimizing systems for high performance across platforms, and I make strategic software architecture decisions to select the best technology stack for each project, always aiming to optimize performance and product quality.

I thrive in collaborative settings, constantly learning autonomously and sharing knowledge with product owners, designers, and program managers to align technical and product goals. My experience spans a range of XR experiences, with a focus on Unity-based development for immersive experiences and hardware integrations.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate

Language

Spanish; Castilian
Fluent
Italian
Advanced
English
Advanced
French
Beginner
Portuguese
Beginner

Work Experience

Freelance Senior Developer at Self-employed / Freelance
June 2, 2025 - April 1, 2026
Currently working on different interactive experiences and an XR creative project, mainly as a Unity developer.
Technical Lead at Nexus Studios
June 2, 2025 - April 1, 2026
Led a sports streaming XR project for a large tech company in the XR field. Main tech: Kotlin, Android Studio, Meta Spatial SDK, Meta Quest 3.
Freelance Senior Developer
November 1, 2024 - June 1, 2025
Unity Development and MR/AR engines (Lens Studio, 8thWall, etc.) tailored to project needs.
Technical Lead at Unit9
April 1, 2023 - October 1, 2024
Worked with clients like Meta; led MR projects, including The First Encounters for Meta Quest 3; designed software architecture and led multiple developers.
Lead Metaverse Developer at Spatial Voyagers
July 1, 2022 - March 1, 2023
Led a team of 5 developers in Agile/Scrum; architected a real-time avatar generation platform and a no-code content integration platform for a multiplayer metaverse experience.
Vodafone 5G Reality at Vodafone
July 1, 2016 - July 1, 2022
Metaverse platform with multiplayer and multi-experience capabilities; led framework development for adding XR content without programming; managed clients, designers, and creatives.
Core Engineer at Neurodigital Technologies
November 1, 2014 - June 1, 2016
Software and VR development; designed technical VR demos and the SDK of hardware prototypes; led a team of 4-6 developers.
Professor in Augmented Reality at IFES
December 1, 2014 - Present
AR course covering Unity3D + Vuforia, Blender; taught Augmented Reality concepts.
Lead Developer at Proyecta Ingenio S.L.
September 1, 2012 - November 1, 2016
Designed strategic approaches to improve company efficiency using new technologies; software development; DB and network administration.

Education

Grade in Computer Engineering at University of Almería
January 11, 2030 - June 1, 2026
Bachelor in Technical Engineering in Computer Systems at University of Almería
January 11, 2030 - June 1, 2026
Erasmus Student at University of Ghent (Belgium)
January 11, 2030 - June 1, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Media & Entertainment, Gaming, Software & Internet, Professional Services, Education

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate

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