Ryan Cwynar/notes

Writing Projects Stablecoins Tools

Menu

Home Writing Projects Stablecoins Tools Work with me

© 2026 Ryan Cwynar · Medellín, CO

RSS GitHub LinkedIn X / Twitter Privacy

Projects | Ryan Cwynar

Projects

Things I've built, am building, or thinking about building.

16 projects · 2016–2026

All ai automation banking business byldr clerk client-work colombia convex crypto defi ecommerce education experiment express fintech freelancing hardware home-automation lead-gen life llm making media nextjs node open-source payments product puppeteer real-estate solidity spanish stablecoins travel vite vue web3

Latest · Oct 2026

Home Automation

Byldr home automation makeovers — open-source smart-home builds done anywhere in the world.

ESP32 · Home Assistant · ESPHome · Swift

Read the write-up

Earlier work

newest first

All The Ryans

A curated directory of notable people named Ryan. Founders, creators, athletes, entertainers, and legends.

Projects

Things I've built, am building, or thinking about building.

16 projects · 2016–2026

All ai automation banking business byldr clerk client-work colombia convex crypto defi ecommerce education experiment express fintech freelancing hardware home-automation lead-gen life llm making media nextjs node open-source payments product puppeteer real-estate solidity spanish stablecoins travel vite vue web3

Latest · Oct 2026

Home Automation

Byldr home automation makeovers — open-source smart-home builds done anywhere in the world.

ESP32 · Home Assistant · ESPHome · Swift

Read the write-up

Earlier work

newest first

All The Ryans

A curated directory of notable people named Ryan. Founders, creators, athletes, entertainers, and legends.

Ugly Website Builder

An automated pipeline that finds businesses with outdated websites, generates modern AI-powered redesigns, and deploys them instantly for outreach.

nextjs · puppeteer · ai · automation

The Byldr Consulting Service

I thought up this done-for-you service for teaching people how to build useful tools for their business.

byldr · freelancing · business · payments

Leads Byldr

A tool to generate sales leads from LinkedIn and some popular contact research services.

convex · vite · clerk · lead-gen

x402 Demo

I made a demo of the new X402 payment technology.

payments · crypto · web3 · express

Stablecoin Banking Platform

An institutional banking platform for converting dollars to stablecoins and vice versa.

stablecoins · fintech · banking · web3

Byldr Finance

A net worth tracking tool

nextjs · convex · clerk · fintech

AsambleYa

A system for managing HOA's with liquid democratic principles.

nextjs · convex · clerk · real-estate

BookWriter AI

A tool for writing entire eBooks with AI assistance.

ai · llm · education · product

Boost and Deboost Aave Vaults

A command line interface for using a flashloan smart contract to leverage Aave positions.

defi · crypto · solidity · open-source

Reserv

A web3 ticketing platform that reduced ticket fraud by 95% using blockchain verification.

web3 · crypto · client-work

Learning Spanish

In the summer of 2021 I started learning Spanish, now proficient and living in Colombia.

spanish · education · colombia · life

ParOne

Designed much of the MVP for ParOne.com as the original CTO.

media · client-work

SKULabs

I joined this company as a staff engineer for a while.

vue · node · ecommerce · client-work

VanLife

In 2016 I moved into a van. Many unique learnings went along with this experience.

travel · life · experiment

Ugly Website Builder

An automated pipeline that finds businesses with outdated websites, generates modern AI-powered redesigns, and deploys them instantly for outreach.

nextjs · puppeteer · ai · automation

The Byldr Consulting Service

I thought up this done-for-you service for teaching people how to build useful tools for their business.

byldr · freelancing · business · payments

Leads Byldr

A tool to generate sales leads from LinkedIn and some popular contact research services.

convex · vite · clerk · lead-gen

x402 Demo

I made a demo of the new X402 payment technology.

payments · crypto · web3 · express

Stablecoin Banking Platform

An institutional banking platform for converting dollars to stablecoins and vice versa.

stablecoins · fintech · banking · web3

Byldr Finance

A net worth tracking tool

nextjs · convex · clerk · fintech

AsambleYa

A system for managing HOA's with liquid democratic principles.

nextjs · convex · clerk · real-estate

BookWriter AI

A tool for writing entire eBooks with AI assistance.

ai · llm · education · product

Boost and Deboost Aave Vaults

A command line interface for using a flashloan smart contract to leverage Aave positions.

defi · crypto · solidity · open-source

Reserv

A web3 ticketing platform that reduced ticket fraud by 95% using blockchain verification.

web3 · crypto · client-work

Learning Spanish

In the summer of 2021 I started learning Spanish, now proficient and living in Colombia.

spanish · education · colombia · life

ParOne

Designed much of the MVP for ParOne.com as the original CTO.

media · client-work

SKULabs

I joined this company as a staff engineer for a while.

vue · node · ecommerce · client-work

VanLife

In 2016 I moved into a van. Many unique learnings went along with this experience.

travel · life · experiment