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Ethan

Co-Founder, CTO

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Ethan Blumenthal

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Ethan is a full-stack product developer with a focus on FinTech and PropTech platforms that expand economic opportunity for all. Recently, as VP of Engineering at Nada Finance, he built the first home equity investment (HEI) origination platform and its associated retail investment product, Cityfunds. As founding engineer at OwnProp, Ethan led the development of an industry-first tokenization and fractionalization platform for commercial real estate deals. His technical acumen and understanding of emerging technologies' impact on real-world assets position him uniquely to advance innovative solutions. Ethan holds a BA in Economics from the University of Illinois and pursued an MS in Computer Science at the University of Texas.

Austin, TX

Based In

7

Years of Experience

20+

Production Apps

Ethan's profile

Work Experience

Building innovative solutions at the intersection of real estate, technology, and finance

Nov 2024 - Jul 2025

Flow AI

Agentic workflows for commercial real estate

Co-Founder, CTO
Austin, TX
  • •Created AI powered underwriting and diligence tools for 15+ private equity firms
  • •Built RAG pipelines and chatbot interface allowing firms to interact with their deals
  • •Architected first of its kind context management system for large Excel workbooks
  • •Executed go-to-market strategy bringing product and business from zero to one
  • •Setup funnels and event tracking for marketing conversions and product analytics
Apr 2023 - Oct 2024

Nada Finance

Home equity origination and investment platform

VP of Engineering
Austin, TX
  • •Originated $10M in home equity investments funded by 20,000 investors
  • •Built web app, mobile app, and APIs for the Cityfunds investment platform
  • •Integrated CRM and AI powered tools to scale origination processing
  • •Made 2200+ contributions including pull requests, commits, and code reviews
  • •Managed a cross-functional engineering team of three individuals
Aug 2021 - Mar 2023

OwnProp

Tokenized commercial real estate investment platform

Founding Engineer
Austin, TX
  • •Tokenized $850k in institutional grade commercial real estate assets
  • •Grew user base to 3500+ investors and signed up five private equity clients
  • •Architected ERC-1404 standard security token offerings on Arbitrum
  • •Designed automated market maker based on SushiSwap's Trident framework
  • •Pitched potential investors and spoke at conferences to evangelize business
Jul 2019 - Jun 2021

Rightpoint

Technology consulting serving Fortune 500 companies

Software Developer
Chicago, IL
  • •Architected scalable production systems using microservices and containers
  • •Performed code reviews and oversaw documentation & deployment pipelines
  • •Implemented credit and ACH payments using Stripe billing APIs for Verizon
  • •Integrated a CMS with transit readerboards for Outfront Media in Miami
  • •Led frontend development for an Intranet build for Southwest Airlines
Sep 2015 - Aug 2018

Zeitgeist Artist Management

Touring and recording for indie rock bands

Marketing Coordinator
San Francisco, CA
  • •Launched publicity and marketing campaigns earning 10M+ impressions
  • •Created content strategies for social media, advertising, and newsletters
  • •Oversaw the design and development of artist websites and stores

Education

Academic foundation in computer science, economics, and software engineering

University of Texas

University of Texas

MS, Computer Science

Aug 2021 - May 2022
University of Illinois

University of Illinois

BA, Economics

Aug 2011 - May 2015
Fullstack Academy

Fullstack Academy

Cert, Software Engineering

Jan 2019 - Apr 2019

Technology Stack

Core technologies powering modern solutions

Languages

TypeScript

Python

Golang

Rust

Solidity

Web Dev

Next.js

React

Node.js

Express

GraphQL

Databases

PostgreSQL

MongoDB

Redis

Neo4j

Neo4j

GitHub Actions

DevOps

Vercel

Docker

Kubernetes

Amazon AWS

Google Cloud

AI & Crypto

OpenAI

Claude

Bitcoin

Bitcoin

Ethereum

Ethereum

Solana

Solana