Smart Contract Jobs

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Job Position Company Posted Location Salary Tags

Gwen's Castling

United States

$63k - $90k

CertiK

New York, NY, United States

$102k - $190k

BlockTal

San Francisco, CA, United States

$184k - $269k

ETHGlobal

Remote

$25k - $90k

GOGO Protocol

Berlin, Germany

$50k - $56k

Orca

Remote

$67k - $97k

Energi Core Limited

Miami, FL, United States

$33k - $75k

System 9

San Francisco, CA, United States

$100k - $180k

Shard Labs

Serbia

$50k - $80k

HoneyBricks

New York, NY, United States

$49k - $90k

In Technology Group Inc (US)

United States

$140k - $160k

Gauntlet

New York, NY, United States

$60k - $90k

Agoric

United States

$70k - $80k

Binance.US

United States

$54k - $85k

Blockchain Engineer

Gwen's Castling
$63k - $90k estimated

This job is closed

If you too would like to get in on the ground floor of the next major Internet revolution, if you too have the passion, the singular obsession to see the 3D web realized in all its glory, then we want to hear from you.


You’ll Be Responsible for...

  • Designing and implementing standard ERC contracts (721, 1155, 20)
  • Adding extra-spec features to standard ERC contracts (e.g. metadata)
  • Quickly implementing and testing new smart contract interactions (game mechanics, on-chain business logic, manager contracts)

You’re a Good Fit if...

You are/have:

  • At least 2 years working in the startup/blockchain/gaming space as a full-time contributor at respected projects/companies
  • Expert frontend and backend Javascript/Typescript skills (Node.js)
  • Expert in Solidity smart contracts
  • You can share a Github which shows your contributions to smart contracts that are deployed on a mainnet
  • Expert in EVM debugging
  • Understanding of performance and gas in Ethereum
  • Strong understanding of mints, approvals, burns
  • Experience with ethers, web3.js, useDapp, and similar libraries
  • Experience in manual and automated contract deployment (Truffle, Remix, etc)
  • Experience in building multi-network frontend user interfaces
  • Manage permissions and authorization between addresses and smart contracts
  • Experience working with blockchain explorer APIs
  • Experience submitting transactions to the blockchain from the frontend
  • Experience working with contract-verified server-side signatures
  • Strong understanding of crypto security (keys, mnemonics, wallets, signatures, secure contexts, practical user interface spoofing concerns)
  • Can implement crypto user interfaces in React
  • Have implemented manytokenURIserver-side endpoints, including 2d images, video, and 3d models

We expect this experience to find its origin in multiple years (at least 4 years) working in the startup/blockchain/gaming space.

Our Process

  • Application review
  • Interviews via Voice/Video Call or Discord Chat
  • Coding challenge - We will provide a task from our open issues - Any solution we use will be paid for
  • Contract negotiations
  • Total expected time to hire: A few days to a couple of weeks

What does a smart contract developer do?

A smart contract developer is responsible for creating and implementing smart contracts on blockchain platforms

A smart contract is a computer program that automatically executes the terms of a contract when certain conditions are met

As a smart contract developer, you would be responsible for designing, coding, testing, and deploying smart contracts on a blockchain platform.