Senior AI & Full Stack Engineer at PropTech

Developed full-stack web applications using MERN, React.js, Vue.js, and Angular.js, building scalable frontends and RESTful backends with modern component-driven architecture. Designed and deployed production systems on AWS using Docker and Kubernetes to ensure high availability, scalability, and reliable CI/CD workflows. Built LLM-powered applications using LangChain and LlamaIndex, implementing RAG pipelines and semantic search with vector databases like Pinecone, Weaviate, and Milvus. Created interactive AI interfaces using Streamlit and Gradio, packaging them into containerized deployments for seamless integration into enterprise workflows.

Senior Python & Machine Learning Engineer (contract) at SleekFlow

Built scalable backend services using Django, Flask, and FastAPI, designing REST APIs with JWT authentication and integrating PostgreSQL/MySQL/SQLite databases for reliable data storage and retrieval. Implemented Redis caching and background processing to optimize API performance and reduce latency across high-traffic production systems. Developed and trained ML models using TensorFlow and PyTorch, and deployed NLP solutions with Hugging Face Transformers for production-ready AI features. Deployed and managed models using TorchServe and TensorFlow Serving, while tracking experiments and monitoring performance through MLflow to maintain robust ML lifecycle operations.

Senior Full Stack & DevOps Engineer at Blink Technologies

Designed and developed scalable finance and education information systems using .NET, Java Spring MVC, TypeScript, React.js, and Angular.js, delivering secure and high-performance web applications. Built and maintained full-stack applications with the MERN stack, integrating RESTful APIs and managing data across MySQL and MongoDB databases. Implemented containerized deployments using Docker and Kubernetes, ensuring reliable application orchestration across development and production environments. Established and optimized CI/CD pipelines and cloud infrastructure on AWS and Azure, automating builds, testing, and deployments to improve release efficiency and system stability.

Junior Full Stack Developer at Softtek Colombia

Developed and customized WordPress-based corporate websites by creating custom themes and plugins using PHP, JavaScript, and MySQL to meet client-specific requirements. Contributed to a web application built with MongoDB, Express.js, React.js, and Node.js by implementing RESTful APIs and responsive UI components for internal business tools. Assisted in building backend services with Django by designing models, views, and authentication modules while integrating PostgreSQL for data management. Supported the development of a Laravel-based CRUD system by implementing MVC architecture, API endpoints, and database migrations using PHP and MySQL. Assisted in developing and customizing Shopify e-commerce stores by configuring themes, integrating third-party apps, and implementing custom Liquid, JavaScript, and API-based features to support online sales and inventory management.