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Engineering notes from the builds we ship
Web, mobile and AI development, and the product decisions around them, from a team building software since 2015.
Spec-Driven Development: What Actually Changes When the Doc Comes First
Most explanations of spec-driven development define the term. This is the loop we actually run, why the spec became the reviewable artifact once a model could write the code, and what it costs to keep it running.
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Series
Building a real estate platform
Nine articles on the parts that decide a property platform: listing data, valuation, compliance, the CRM, search, and the AI layer on top.
Start with the overview
- How to Build a Real Estate Platform in 2026 (and What's Still Standing in 2028)Overview
- The Compliance Fortress: Fair Housing, Algorithmic Bias, and FCRA for Real Estate Platforms
- The MLS Data Wall: Building IDX and RESO Integration That Doesn't Break
- The Valuation Engine You Don't Own: Building an AVM People Can Trust
- The Real Estate CRM: Speed-to-Lead, Multi-Role Data, and Why Generic CRMs Break
- Building a Property Management Platform in 2026: Rent Rails, Maintenance, and the Trust-Accounting Trap
- The AI Layer That Can't Hallucinate: Grounded Listings, Search, and Lead Agents
- Build vs White-Label for a Real Estate Platform: When Each One Wins
- Map-First Real Estate Search: Designing Property Search Users Actually Finish
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