Marc-Aurèle contributed to the autonomys/astral and autonomys/auto-sdk repositories, focusing on platform stability, mainnet onboarding, and developer experience. He engineered robust API and database layers using TypeScript, GraphQL, and PostgreSQL, integrating mainnet dictionary support and optimizing multi-network deployments. His work included refactoring data models, enhancing CI/CD pipelines, and improving Docker-based deployment processes. By upgrading Apollo Client and Next.js integration, he streamlined frontend data fetching and reduced boilerplate through code generation. Marc-Aurèle also strengthened observability, route protection, and caching, delivering features that improved data fidelity and deployment reliability. His contributions demonstrated depth in backend, DevOps, and full stack development.