Christian Carrasco Ruedo

Developed and built Python backend and React Native features, integrating secure payments systems and payment workflow integration. Implemented RBAC, designed scalable architectures for tens of thousands of users, and translated Figma designs into pixel-perfect UI. Implemented user authentication with OAuth 2 / JWT and improved performance via caching and code-splitting. Collaborated with remote teams in Agile sprints to deliver robust systems and measurable impact (32% higher checkout success).

Led end-to-end full-stack development for enterprise-level web applications using C#, ASP.NET Core, Ruby, TypeScript, and Azure; architected microservices with ASP.NET Core and Azure Functions; developed backend services with Ruby on Rails; integrated Ruby-based microservices with .NET and Azure Functions; wrote automated tests with RSpec; integrated AI/LLM features (OpenAI, Hugging Face) for search optimization, content summarization, and chatbot capabilities; designed high-performance RESTful and GraphQL APIs; managed Azure cloud infrastructure (App Services, Functions, SQL Database, CosmosDB, Storage); implemented CI/CD pipelines with Azure DevOps and GitHub Actions; mentored junior developers and established secure coding practices and scalable patterns.

Led migration and modernization of learning systems using C#, ASP.NET Core, and TypeScript, improving system speed and scalability by 45%. Designed and implemented microservices on Azure Functions enabling modular and resilient service deployment. Integrated AI-powered chatbots and automated assessment tools using OpenAI and Hugging Face, improving grading accuracy and reducing manual review time by 70%. Architected and optimized RESTful and GraphQL APIs, achieving 60% faster data response across distributed systems. Automated deployments via Azure DevOps CI/CD pipelines, reducing release cycle from weekly to daily. Led cloud infrastructure refactor to Azure App Services, Cosmos DB, and Application Insights, reducing infra cost by 30%. Mentored cross-functional team on AI-assisted coding, cloud automation, and frontend modularization for scalable educational tools.