We are a student-run organisation committed to the spread of hacker culture and free, open source software. We host hackathons, weekly workshops, and weekly technical talks that are open to all.

NUS Hackers

Learn how modern search engines combine keyword matching (BM25) with semantic understanding to deliver better results. By the end of this workshop, you'll build your own hybrid search engine and use it to create a smart flashcard generator powered by RAG.

Hack&Roll 2026: Introduction to Hybrid Search by Ahrefs