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Shawn Tabrizi

Full-Stack Engineer

// puerto rico, pr · UTC-4

Discovery through experience. Polkadot Address: 12hAtDZJGt4of3m2GqZcUCVAjZPALfvPwvtUTFZPQUbdX1Ud

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profile sourced from GitHub

Scouting report

Polkadot core engineer, ex-Parity, 877 merged PRs

assessed from open-source footprint

Principal
89signal

Shawn is a standout: a Rust/blockchain principal who contributed directly to polkadot-sdk (2,765★) and polkadot-js/apps (1,821★) and merged a remarkable 877 PRs last year. His own teaching repos are widely used too — the Substrate Collectables Workshop (240★) and a from-scratch Rust State Machine (88★) — backed by 1,108 followers. A top-tier hire for Web3, Polkadot/Substrate, or any team needing deep Rust and protocol experience.

Authorship & open source

Primary authorwrote 96% of commits on substrate-collectables-workshop
877 merged PRs1,383 commits / yr15 external projects45 reviews1,347 private contributions / yr

Contributes to

  • paritytech/polkadot-sdk2,765★
  • polkadot-js/apps1,821★
  • w3f/polkadot-wiki431★
  • paritytech/parity-common310★

What they build

Frontend46%
Backend40%
Systems12%

Industry experience

  • Developer Tools
  • Fintech & Payments
  • Education & EdTech

Signal breakdown

Originality82
Impact100
Consistency94
Polish70
Stars

958

top repo 240

Original repos

61

37% forks

Followers

1,108

On GitHub

13.9 yr

Live demos

36

Activity

Active

52% stale

Strengths

  • Verified author — wrote 96% of commits on substrate-collectables-workshop
  • Open-source contributor — 15 external projects incl. paritytech/polkadot-sdk (2,765★)
  • 877 merged pull requests
  • 1,383 commits in the past year
  • 958 stars earned across projects
  • A standout project with 240 stars
  • Ships to production — 36 live demos

About

Discovery through experience. Polkadot Address: 12hAtDZJGt4of3m2GqZcUCVAjZPALfvPwvtUTFZPQUbdX1Ud — 138 public repositories and 1,108 followers on GitHub.

Skills

  • JavaScript
  • Rust
  • HTML
  • Polkadot
  • Substrate
  • TypeScript
  • Ethereum
  • Web3js

Featured work

Substrate Collectables Workshop

A guided tutorial for building an NFT marketplace with the Polkadot SDK

  • Rust
  • Marketplace
  • Nft
  • Polkadot
  • Substrate

by Shawn Tabrizi

Rust State Machine

A tutorial for building a Polkadot SDK-like state machine written from scratch in Rust.

  • Rust
  • Blockchain
  • Polkadot
  • State Machine
  • Substrate

by Shawn Tabrizi

ERC20 Token Balance

This is an extension of the "Hello World" project for Ethereum and Web3.js which allows you to query the ERC-20 token balance of an Ethereum address.

  • JavaScript
  • Ethereum
  • Web3js

by Shawn Tabrizi

ethgraph

Create a graph of the ETH balance over time of an Ethereum address

  • JavaScript

by Shawn Tabrizi

Awesome Polkadot

An opinionated list of awesome resources in the Polkadot ecosystem.

  • Code

by Shawn Tabrizi

Substrate Rpc Examples

A simple set of tools to help you play with your Substrate RPC endpoint.

  • JavaScript

by Shawn Tabrizi