Freelancer profile translated to English.
Back to original languageAbout Guillaume
Freelance full stack developer, I specialize in web, mobile, and desktop projects, including forVision Prosince its release.
With solid expertise in front-end and back-end development, as well as integrating services like Firebase and managing **Linux servers**, I also have skills in integrating artificial intelligence, particularly with models like OpenAI GPT.
Passionate about technological innovations, I am committed to delivering high-quality solutions, combining rigor and creativity.
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- FreelanceFreelance MissionsSOFTWARE PUBLISHINGAugust 2022 - Today (3 years and 11 months)Toulouse, FranceMain missions:• Development of native visionOS applications (Apple Vision Pro): creation of immersive interfaces with Swift / SwiftUI and RealityKit, integration of APIs and collaborative features (e.g., screen sharing and video calls).• Development of custom web applications with Nuxt, React, and SvelteKit: design of modern interfaces, API integration, development of business tools and SaaS platforms.• Backend and API development (Node.js, NestJS) with PostgreSQL database integration and business logic management.• Takeover and maintenance of existing mobile applications developed in Flutter and React Native: bug fixing, performance improvement, and addition of new features.• Implementation of technical architectures, database management, and application performance optimization.
- EpisoftSoftware Development and R&D ManagerSOFTWARE PUBLISHINGSeptember 2023 - Today (2 years and 10 months)Managed the development of several software products, from technical design to production.Responsible for the development of Linkki, a bank reconciliation solution used to automate the comparison and analysis of financial flows between different sources (bank statements, accounting data, business exports).Also participated in the design and development of Logik SaaS, a platform for quickly creating business SaaS applications through a modular and configurable system.Main contributions:• Design and development of new features for the Linkki bank reconciliation solution.• Optimization of financial data processing and application performance.• Design and development of a SaaS builder platform for creating custom business applications.• Technical supervision of R&D projects and definition of software architectures.• Participation in technological choices and structuring of software projects.
- iudoFull Stack DeveloperREAL ESTATEOctober 2022 - Today (3 years and 10 months)Design and development of a backend to manipulate geographic data, managing a PostgreSQL/PostGIS database and setting up a DevOps infrastructure (CI/CD, deployment, administration).Development of a tool for automatic information extraction from urban planning documents (PLU) using Python and language models.Main achievements:• Implementation of the technical infrastructure and deployment pipelines (CI/CD).• Optimization of storage and queries on geospatial data with PostgreSQL/PostGIS.• Development of an automatic data extraction system from unstructured administrative documents (PLU) with Python and language models.
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Education
- Semestre d'échange, Ingénierie informatiquePolytechnique Montréal2021Semestre d'échange. Cours de Sécurité, Systèmes Embarqués et Machine Learning (Traitement Automatique de la Langue Naturelle)
- Diplôme d'ingénieur, InformatiqueENSEEIHT2022Diplôme d'ingénieur, Informatique, Spécialité Logiciel Echange avec Polytechnique Montréal