Content by Poornima Sewak
Blog Post
MongoDB: From beginner to advanced optimization
Apr 28, 2025
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Poornima has been an instructor since 2017, building on her previous experience as a full-time developer. She specializes in full-stack web development, with a focus on the MERN stack (MongoDB, Express, React, and Node.js) and related libraries and frameworks. Poornima also has strong expertise in both SQL and NoSQL databases, including MySQL, MongoDB, and PostgreSQL. Her technical skills span front-end and back-end development, with proficiency in JavaScript, HTML, CSS, Python, and React.