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Hi, I’m Sylvain Liagre, a C# Unity developer and 3D infographics designer with over 13 years of experience delivering real-time 3D applications for PC, VR, mobile, and web. I’m passionate about robust, high-performance systems and high-quality rendering, and I enjoy building Unity Editor tools and automation to streamline production. I apply SOLID, KISS, and DRY principles along with established design patterns to ensure maintainable code and scalable architectures. I collaborate with multidisciplinary teams and take ownership from concept to delivery, producing immersive experiences and production-ready solutions for major projects such as Grand Paris Express and Olympic Games Paris 2024.…Hi, I’m Sylvain Liagre, a C# Unity developer and 3D infographics designer with over 13 years of experience delivering real-time 3D applications for PC, VR, mobile, and web. I’m passionate about robust, high-performance systems and high-quality rendering, and I enjoy building Unity Editor tools and automation to streamline production. I apply SOLID, KISS, and DRY principles along with established design patterns to ensure maintainable code and scalable architectures. I collaborate with multidisciplinary teams and take ownership from concept to delivery, producing immersive experiences and production-ready solutions for major projects such as Grand Paris Express and Olympic Games Paris 2024.

Sylvain Liagre

Game Developer, 3D Designer, 3D Modeler, +6

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Hi, I’m Sylvain Liagre, a C# Unity developer and 3D infographics designer with over 13 years of experience delivering real-time 3D applications for PC, VR, mobile, and web. I’m passionate about robust, high-performance systems and high-quality rendering, and I enjoy building Unity Editor tools and automation to streamline production. I apply SOLID, KISS, and DRY principles along with established design patterns to ensure maintainable code and scalable architectures. I collaborate with multidisciplinary teams and take ownership from concept to delivery, producing immersive experiences and production-ready solutions for major projects such as Grand Paris Express and Olympic Games Paris 2024.…Hi, I’m Sylvain Liagre, a C# Unity developer and 3D infographics designer with over 13 years of experience delivering real-time 3D applications for PC, VR, mobile, and web. I’m passionate about robust, high-performance systems and high-quality rendering, and I enjoy building Unity Editor tools and automation to streamline production. I apply SOLID, KISS, and DRY principles along with established design patterns to ensure maintainable code and scalable architectures. I collaborate with multidisciplinary teams and take ownership from concept to delivery, producing immersive experiences and production-ready solutions for major projects such as Grand Paris Express and Olympic Games Paris 2024.

Available to hire

Hi,
I’m Sylvain Liagre, a C# Unity developer and 3D infographics designer with over 13 years of experience delivering real-time 3D applications for PC, VR, mobile, and web. I’m passionate about robust, high-performance systems and high-quality rendering, and I enjoy building Unity Editor tools and automation to streamline production.

I apply SOLID, KISS, and DRY principles along with established design patterns to ensure maintainable code and scalable architectures. I collaborate with multidisciplinary teams and take ownership from concept to delivery, producing immersive experiences and production-ready solutions for major projects such as Grand Paris Express and Olympic Games Paris 2024.

Skills

Experience Level

Unity 3D

Expert

3D Design

Expert

Animation

Intermediate

Language

English

Fluent

Spanish; Castilian

Beginner

Work Experience

3D Application Creator (Freelance) at Freelance

January 1, 2022 - November 12, 2025

Development of interactive and immersive Unity 3D applications for VR and desktop; 3D video UX interpretation by analyzing data from a 3D camera to reconstruct movements in real time; real-time tracking and visualization using sensor-equipped objects; creation of Unity Editor tools to accelerate production (procedural generation, workflow automation); significant production time reduction; performance optimization and multi-platform deployment; applying SOLID, KISS, DRY and design patterns (Singleton, Observer, separation of concerns).

C# Unity Developer / 3D Infographiste at Vectuel

December 31, 2022 - December 31, 2022

Development of interactive 3D applications for decision support, public consultations, and commercial presentations in urban planning, architecture and major project communications. Maintained and evolved an internal Unity layer (VStory), adapting to new Unity versions and adding production-focused features. Built Unity Editor extensions (procedural placement, external data integration, workflow automation) to dramatically reduce production time. Focused on performance optimization and cross-platform deployment. Applied SOLID, KISS, DRY principles and common design patterns.

C# Unity Developer / Real-Time 3D Infographiste at InSitua

December 31, 2016 - December 31, 2016

End-to-end production of multimedia 3D projects for architecture, urban planning and territorial development; planning inputs to final delivery. Created 3D models, images, videos, LMS promotions and photomontages. Demonstrated technical versatility and artistic eye to deliver tailored interactive and graphical assets; managed client relations and project delivery.