Blockchain Developer – Solidity & Web3 Specialist

Synechron; Melbourne; Vor Ort; AUD 120.000 - 180.000; Vollzeit

Zusammenfassung

Synechron in Melbourne is actively seeking a blockchain engineer with hands-on experience in Solidity and the Ethereum ecosystem. You will contribute to on-chain and off-chain components, build backend services with NestJS, and connect smart contracts to internal systems via REST/GraphQL APIs.

You will work on Layer 2 scaling concepts, cross-chain interoperability, wallet integrations, and DeFi/NFT projects, collaborating with our global teams to deliver secure, scalable blockchain solutions.

Qualifikationen

• Hands-on Solidity/EVM development experience.
• Proficiency with frameworks like Hardhat, Foundry, or Truffle.
• Strong knowledge of smart contract security patterns.
• Experience building backend services with Node.js/NestJS and REST/GraphQL APIs.
• Familiarity with Web3 libraries (ethers.js, web3.js) and custody integrations.
• Knowledge of ERC-20/721/1155 token standards and Layer 2/ zk concepts.
• Exposure to cross-chain interoperability and multi-sig workflows.
• Experience with DeFi, NFT, or tokenisation projects is a plus.
• Familiarity with Chainlink, IPFS, The Graph, and Git workflows.

Kenntnisse

Solidity

Ethereum

Hardhat

Foundry

Truffle

Security patterns

REST APIs

GraphQL

ethers.js

web3.js

Custody integration

Fireblocks

Copper

Anchorage

BitGo

ERC-20

ERC-721

ERC-1155

zkEVM

zk-SNARKs

Cross-chain

AggLayer

LayerZero

Chainlink CCIP

Solana

Cosmos

Polkadot

Go-based clients

DeFi

NFT

The Graph

IPFS

Git

Tools

NestJS

Node.js

ethers.js

web3.js

GraphQL

Jobbeschreibung

Synechron in Melbourne is actively seeking a blockchain engineer with hands-on experience in Solidity and the Ethereum ecosystem. You will contribute to on-chain and off-chain components, build backend services with NestJS, and connect smart contracts to internal systems via REST/GraphQL APIs.

You will work on Layer 2 scaling concepts, cross-chain interoperability, wallet integrations, and DeFi/NFT projects, collaborating with our global teams to deliver secure, scalable blockchain solutions.