Sara Zahran

AI & Machine Learning Engineer (NLP | Computer Vision | Deep Learning)

Freelancing Career • Freelance

Jul 2023 - Present • 2 yrs 10 mos

I work as a freelance AI & Machine Learning Engineer specializing in NLP, Computer Vision, and Deep Learning. I develop end-to-end AI solutions, from data preprocessing to model training, evaluation, and deployment. My experience includes: • NLP tasks: sentiment analysis, emotion detection, text classification, keyword extraction, and prompt engineering • Computer Vision: CNN models, image classification, preprocessing, feature extraction, and medical image analysis • Machine Learning pipelines: data cleaning, feature engineering, experimentation, model optimization, and ensembling • Model deployment using Gradio, Hugging Face Spaces, and API integrations • AI automation and building custom AI tools for clients I help businesses and individuals build accurate, scalable, and production-ready AI systems.