5 Real Estate Data Automations You Can Build This Weekend

5 Real Estate Data Automations You Can Build This Weekend Real estate investing involves a lot of repetitive data lookups -- checking listings, verifying contractors, pulling violation records. Most investors do this manually, tabbing between Redfin, city databases, and license lookup portals. Here are 5 automations you can build in an afternoon using publicly available marketplace APIs. Each one includes working code you can copy and run. What You'll Need Node.js 18+ (or Python 3.8+) A free RapidAPI account for API keys About 2 hours The APIs used in this article all have free tiers with 50 requests/month, which is plenty for testing and small-scale use. 1. Property Deal Screener The problem: You want to filter Redfin listings by your investment criteria -- price per square foot, price drops, minimum beds/baths -- without refreshing Redfin all day. The automation: A script that pulls listings from a Redfin search URL and filters them against your deal criteria. // deal-screener.js con