yash-os
BOM 00:00
YJ_
yash@mumbai ~ %
yash@mumbai ~ %
yash@mumbai ~ %
yash@mumbai ~ %
YJ gm ship it</>x402wagmiworks on my machine◉◉sudo gm404: sleep
zzz…
// hello world, i'm

Yash Joisar.

a developer who loves to create new tools
scroll to boot ↓
$ whoami

about.md

~/yash/about.md
1# Yash Pratap Joisar
2 
3> Integration Engineer @ thirdweb · Mumbai, IN
4 
5Hello, I am a developer who loves to create **new tools**.
·I work where Web3 infra meets real users —
6APIs, RPCs, transactions. I debug the weird stuff,
7ship the tooling, and make support at scale feel boring.
8 
9## currently
10- internal AI + automation @ thirdweb
11- obsessed with observability
12- shipping x402 + AI side projects
~/yash/stats.json
1{
2 "years_in_prod": 4,
3 "convos_automated": "60k+",
· "npm_downloads": "380k+",
4 "web3": ["ethereum", "solana", "nfts"],
5 "backend": ["ts", "node", "python"],
6 "systems": ["docker", "mongodb"],
7 "ai": ["llms", "rag", "langchain"],
8 "speaks": ["en", "hi", "gu"]
9}

projects/

scroll or click a file ↓
~/yash/projectsVS-ish Code
EXPLORER
▾ projects
TSatlas.ts
JSwritewise.js
TSx402music.ts
TSx402-invoice.ts
TScrypto-mail.ts
TStoken-marketplace.ts
TSquest-rewards.ts
TScyber-bird.ts
JSmemer-api.js
atlas.ts×
1// 01 — Atlas
2export const atlas: Project = {
3 name: "Atlas",
4 kind: "Product · Co-led",
5 about: "Multi-chain trading + prediction platform. Co-led product, eng and GTM.",
6 stack: ["multi-chain", "trading", "realtime"],
7 url: "atlas.bid",
8};
1// 02 — WriteWise
2export const writewise: Project = {
3 name: "WriteWise",
4 kind: "Open source · AI",
5 about: "Grammarly, but yours. AI writing assistant for every text field — bring your own key, zero servers.",
6 stack: ["chrome-ext", "llms", "vanilla-js"],
8};
1// 03 — x402music
2export const x402music: Project = {
3 name: "x402music",
4 kind: "Live · Payments",
5 about: "Music, paid for over HTTP. x402 micropayments — pay per listen, no subscriptions.",
6 stack: ["x402", "micropayments", "audio"],
8};
1// 04 — x402 Invoice
2export const x402Invoice: Project = {
3 name: "x402 Invoice",
4 kind: "thirdweb example",
5 about: "Invoices that settle themselves. Send a link, get paid in stablecoins over x402.",
6 stack: ["x402", "invoicing", "usdc"],
8};
1// 05 — Crypto Mail
2export const cryptoMail: Project = {
3 name: "Crypto Mail",
4 kind: "Open source",
5 about: "Send crypto the way you send email. Wallet-backed transfers to an inbox.",
6 stack: ["wallets", "typescript", "thirdweb"],
8};
1// 06 — Token Marketplace
2export const tokenMarketplace: Project = {
3 name: "Token Marketplace",
4 kind: "thirdweb example",
5 about: "List, buy and sell tokens onchain — a thirdweb reference marketplace.",
6 stack: ["marketplace", "tokens", "thirdweb"],
8};
1// 07 — Quest Rewards
2export const questRewards: Project = {
3 name: "Quest Rewards",
4 kind: "thirdweb example",
5 about: "Complete quests, earn onchain rewards. Wiring tasks to tokens and NFTs.",
6 stack: ["rewards", "tokens", "node"],
8};
1// 08 — Cyber Bird
2export const cyberBird: Project = {
3 name: "Cyber Bird",
4 kind: "Web3 game",
5 about: "A flappy-style arcade game with onchain twists.",
6 stack: ["game", "nfts", "web3"],
8};
1// 09 — Memer API
2export const memerApi: Project = {
3 name: "Memer API",
4 kind: "Throwback · OG",
5 about: "Where it started. An old-school meme API on npm — 380K+ downloads, peaking at 45K/month.",
6 stack: ["api", "node", "380k+ npm"],
8};
◀ ▶ ↻localhost:3000/atlas
ETH / USD3,412.20▲ 2.41%
SOL / USD182.04▲ 5.08%
BTC / USD97,880▼ 0.62%
MARKET · closes 31 Dec
Will ETH flip $4k by Q4?
YES 64¢NO 36¢
✎ any text field, any site
hey team, their shipping the fix tommorow — lmk if thats ok
✓ Fix GrammarRewriteFormalShorterWrite
their → they're
tommorow → tomorrow
{ "backend": null }your key · your browser
→ GET /track/0x9f…/stream
← 402 Payment Required
  x-price: 0.001 USDC
→ X-PAYMENT: signed ✓
← 200 OK ▶ now playing
INVOICE
#INV-0402
PAID ✓
Smart contract audit×1150.00
RPC debugging×2h80.00
Vibes×∞20.00
settled via x402 · base250 USDC
Toalice@demo.xyz
Fromyash@demo.xyz
Subjectgm, coffee on me ☕
attached
0.05 ETH
claim with email →
$TW
0.042
+12%
$GM
1.20
+4%
$WAGMI
0.0081
−3%
$BASED
3.33
+21%
$NGMI
0.0001
−9%
$YASH
∞
+∞%
✓Connect wallet+100 XP
✓Mint your first NFT+250 XP
✓Bridge to Base+150 XP
○Swap 10 USDC+500 XP
LVL 07500 / 1000 XP
$ curl memer-api/meme?q=dev { "status": 200, "title": "it works on my machine", "subreddit": "r/ProgrammerHumor", "upvotes": 42069, "npm_downloads": "380K+", "peak": "45K / month", "nsfw": false, "year": "way back" }
⎇ main · ✓ 0 problemsfile 1 / 9
$ git log --graph career

git log_

a7f3e90(HEAD → main)Apr 2025 — present
feat: Integration Engineer @ thirdweb
+Architected internal AI systems — Billie & Siwa — wiring LLMs into the enterprise SaaS stack
+Built support automation handling 60k+ conversations, cutting resolution time at scale
+Co-led development and growth for Atlas
+Debugging across APIs, smart contracts and multi-chain environments
41c80b7Feb 2024 — Apr 2025
feat: Customer Success Engineer @ thirdweb
+Supported developers building across NFTs, DeFi and gaming
+Debugged API integrations, failed transactions and contract interactions
+Partnered with engineering on production issues and reliability
+Killed repeat tickets with better tooling and docs
09dea31Mar 2022 — Feb 2024
feat: Technical Executive @ Xenon Labs
+Delivered Solana and Ethereum NFT projects end-to-end — mint to launch
+Built token contracts, staking logic, metadata engines and deploy pipelines
+Created tooling for generative art, collection curation and airdrops
0000000(genesis)Jun 2022 — Jun 2025
init: B.Sc. Information Technology @ University of Mumbai

let's
ship it.

~/yash — zsh
yash@mumbai ~ % ./contact.sh
→ linkedinin/yash-joisar
→ basedMumbai, IN · UTC+5:30
yash@mumbai ~ %
zzz…
© 2026 Yash Pratap Joisarprocess exited with code 0↑ boot again