Projects

Hi, I'll share some of my projects, involvements, and awards.

This page isn't intended to showcase technical skill and isn't in chronological order. This doesn't include all my startup involvements or projects.

I just love building stuff.

Grand Prize Winner at IEEE AI Dev Hackathon 2025

• used OpenAI and Gemini AI (Nano Banana)
• over 1500 participants

1st place at Tech Stars Startup Weekend

• It was the First Ever Irvine Tech Week and we won first place at the event of the week!

CES Innovation Award 2019 with SatPaq and DiagnosisAI

• my role was Chief Engineer / founding engineer at DiagnosisAI

thesushigeek.com (lots of web traffic)

• this site has over xx,xxx unique visitors a month

quoted in food articles

• interviewed and was quoted for a few food articles including about ponzu, masago, and more

UnicornEditor.com

• the most amazing editor in the magical realm
• style your screenshots

Proof of Valentine

• wrote a smart contract for others to send Valentine Day Card NFTs on Ethereum to each other. All proceeds went to raise funds for donation to an organization fighting blindness because love is blind but people don't have to be.

IdentifyAI

• won 1st Place for Best Use of IBM Watson at the AT&T Shape Hackathon

dogoargentino.dog

• my dog <3
• his commands README: https://github.com/jarrensj/my-dog-commands (opens in a new tab)

Doctor Dex Medical AI (launched 2016)

• we made this medical AI (my role was Chief Engineer) and was also used in hospitals and clinics
• revenue-generating Alexa Skill
• over 100,000 monthly consumer users in 2016

my own merch and made merch for others

• I make hats, shirts, and hoodies
• drops are currently all pre-order
• have done this for multiple companies including Groovy Squad, Court & Crew, Reforge, and more

sockybara (Solidity project)

• with Solidity, an NFT with its art on-chain on eth mainnet
• on-chain art gas-efficient smart contract
• nextjs web3 template code: https://github.com/jarrensj/sockybara (opens in a new tab)
• contract with art and metadata on-chain https://github.com/jarrensj/sockybara-contract-nft-example (opens in a new tab)

MatchaFilter.com

• iOS app (written in Swift, needed more that React Native didn't support yet)
• Android app (Kotlin) soon
• there's a web app version, too (prettiest version tbh but unreleased)

247 Comics

• audited their smart contract Solidity code and their frontend for vulernabilities and fixes, provided feedback, and their launch went smooth!
• this company makes appearances at many comic conventions including Comic-Con
• https://www.247comics.com/ (opens in a new tab)

Emmy Award 2025

• worked at Shibuya as their lead engineer and led partnerships with other crypto IP to collaborate with for their arcade scene of the film

AI, Immersive, and Games, Best Community Engagement Nominee at The Webby Awards 2025

I make contributions to open source code

• made [small but merged 💪] PRs / open source contributions to Polygon, React Native, Expo, ENS Domains, wagmi, and more
• I'm a developer that is qualified and part of the GitHub Sponsor Program because of my contributions

TwoLoot.com (viral site)

• shows the Loot from the Solana Mobile Chapter Two
• good amount of weekly traffic still as of September 2025

checkphone.xyz (viral site)

• launched Dec 2023 to help check arb with phone cost and the rewards
• over 100,000 visits within just the first month of launch
• lots of mentions on Twitter / X (https://twitter.com/search?q=checkphone.xyz (opens in a new tab)) and even more screenshots
• people even took screenshots of the website and used it to aid their eBay listings LOL

Chubbiverse Twitter Sales Bot (many Twitter impressions)

• hosted the bot December 2021 - December 2022
• This bot later got affiliated with the Chubbiverse. Created a Twitter sales bot that shared sales of Chubbicorns and Chubbiverse NFTs. This bot received many Twitter impressions.
• replicated this for a lot of other NFT projects

NFT Wiki

• a website builder for your NFT
• you can drag and drop elements, no code required, just like building your MySpace page

Mood Forecast

• scrapes Twitter for sentiment around certain parameters such as location or subjects

FoodNest

• built the mvp that was a etrofit system for a startup funded by the European Union and this mvp helped them get invited to a Food Sustainability accelerator program in Europe
• the user was able to see inside their fridge and also generate recipes with the contents (items) in their fridge

weaxels.com (sold out)

• wrote the smart contract launched on Base (Ethereum L2) and the frontend website
• sold out within minutes

CaliStar NFT (sold out)

• sold out within minutes
• wrote the website and smart contract and launched on Ethereum mainnet

website for music entertainment company

• built with nextjs and did some webgl effects

slash atomics (first Solidity project)

• was selected in a group of 100 people worldwide to crash course with experts and create a project using blockchain in 2017

2nd place at Walmart Labs and MindTouch Hackathon

• took my little brother to his first hackathon and got a photo with a big check

built Roblox games

• lead and manage a team of Roblox developers

3rd place at Google AppSheet Hackathon at Los Angeles in September 2023

• went with three friends to their first hackathon ever and got third place

1st Place at Alexa Multimodal Hackathon

• made an Alexa Skill
• took friends to their first hackathon and got 1st place

goblin translator (community loves it)

• https://x.com/FaucisBeagles/status/1677369731857412096 (opens in a new tab)
• tool i made for fun for the community

abasho.org website v1 (webgl version) and v2 (simpler version) and working on v3 soon

• https://x.com/jarrensj/status/1856023329486029123 (opens in a new tab)
• this project is recognized by prominent people in the crypto space

gmatcha

• note your daily standup update
• in production but work in progress and open source

envexample.com

• paste your .env file and easily get your .env.example
• open source
• I use this personally a lot

mydogmanual.com

• generate a personalized care guide for your dog
• https://github.com/jarrensj/my-dog-manual (opens in a new tab)

Capypasta.com

• collection of internet copy pastas

RaveChecklist.com

• your festival companion
• work in progress

kwaji.substack.com

• ramblings

nothealthadvice.com

• not health advice ramblings

Walrus Photo Booth

• work on a photo booth for The Sui Foundation
• used at Eth Denver 2025
• utitlize decentralized file storage and the Sui blockchain
• open source

unicorndinner.com (no longer connected to a db)

• fancy themed dinner guest list reservation website

HackathonGuide.com (wip)

• a guide for approaching hackathons written by hackathon winners

omakase money

• started as a turnip arb group for Animal Crossing: New Horizons
• just a discord community that I am the lead and owner of
• https://discord.gg/omakase (opens in a new tab)

ineedanote.com / covidguidance

• made this project with my friend, Henry. I wish I recorded a video demo of it because we took it down but I still have the repo and everything and some screenshots of the workflow. TODO: I'll upload screenshots of workflow here.
• this project gave free electronic physician notes during the pandemic. The app charged a $1 donation that went to the World Health Organization COVID-19 Relief Fund.
• regonized by influencers with over 10 million Instagram and Twitter followers.
• we have over four figures of evaluations completed in two weeks
• https://www.producthunt.com/products/covid-guidance-physician-notes (opens in a new tab)

narrator Froggy

• launch a smart contract on Ethereum mainnet for artist (FroggyCyborg) to be able to send commissioned artwork to recipient

hot pot dao

• helped make website, smart contract, and metadata generations for https://x.com/hotpotdao888 (opens in a new tab)

omaka$e bot

• discord bot used by a few communities including my own discord community to check stock prices, crypto prices, contract information and more
• btw, feel free to reach out if you need help on a discord bot, i've made some for friends and their communities including some for btc ordinal projectes

website for IreneDAO

• hired to make a website for this influencer and her DAO has been featured and written about in many popular news articles and journals.

knockifications

• Internet of Things (IoT) project that connects motion sensors, video monitoring, web server, and an Android application into a security system for home or work use. Key features include live video monitoring, RFID for wireless door entry, package theft prevention system, Google Cloud Messaging for Android notifications, and Simple Mail Transfer Protocol (SMTP) email notifications. System incorporates Raspberry Pi 2, Raspberry Pi Camera module, bluetooth, and ESP8266 WiFi modules