Freelancer profile translated to English.
Back to original languageAbout Hery
**JavaScript FullStack Developer**, specializing in TypeScript, React, Node.js, and Next.js, I design maintainable and performant web/mobile applications.
I work with practices like **TDD**, **Hexagonal Architecture**, and best practices to deliver reliable, scalable, and easy-to-maintain solutions.
Always ready to take on challenges and improve my skills to offer innovative solutions.
Open tocollaborations**, **freelance projects**, and **technical opportunities.
French
Native or bilingual
English
Conversational
Remote only
Primarily works remotely
Experience
- TrouverpourmoiJavaScript FullStack DeveloperFebruary 2026 - April 2026 (2 months)- French real estate marketplace where agencies create their showcase, publish their listings, manage their subscriptions, and visitors contact agents.- Design and development of the application from A to Z with a maintainable and extensible architecture: hexagonal architecture, TDD.
- OppsysJavaScript FullStack DeveloperSeptember 2025 - January 2026 (4 months)**Context**: SaaS offering a suite of AI modules to automate content creation, transcription, and social media management, etc.**Mission**:- reorganize the existing architecture- make the codebase maintainable, facilitate functional and operational scaling, and accelerate the integration of new AI modules.- add other functionalities- contribute to automation with n8n**Key Responsibilities**:- Refactoring the application towards a modular architecture (hexagonal architecture, clear API contracts).- Design and implementation of CI/CD pipelines (automated tests, containerized builds,).- Containerization and orchestration (Docker)- Implementation of observability: structured logs, traces.- Improvement of code governance: modularization, technical documentation, and integration guides for new developers.
- VivavoxJavaScript FullStack DeveloperMay 2025 - January 2026 (8 months)Asynchronous video communication and recruitment platform. Participation in frontend development with Next.js as well as backend with Node.js and Metatype. Nextjs, Metatype, NodeJSNetwork management
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Education
- Baccalaureate Series CInstitution Sainte Famille Mahamasina2021Bac série C
- Management Information Systems, Software Engineering and Artificial IntelligenceHigher Polytechnic Institute of Madagascar Antananarivo2025L3