Freelance NLP & Machine Learning Programmer: Sentence Transformers, PCA, KNN & FastAPI

Not every machine learning problem requires a $500/month LLM API call. Classical supervised/unsupervised learning with scikit-learn (KNN, Random Forests, PCA) and dense semantic embeddings with Sentence Transformers (`all-MiniLM`, `BGE`) deliver sub-10ms predictions for lead scoring, AIDA marketing funnel classification, and social sentiment clustering.

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About the Author — Hire Freelance Programmer Aldian Fazrihady

Aldian Fazrihady is a Top-Rated Senior Freelance Programmer, Freelance Full Stack Developer, and AI Application Engineer with 15+ years of production software engineering experience and Google Cloud Professional Cloud Architect & Data Engineer certifications. He specializes in building custom LLM & autonomous AI agents, RAG pipelines, Next.js/React PWAs, Python (Django/FastAPI), Go microservices, and serverless cloud infrastructure on Google Cloud Run and AWS.

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