Remote Solidity Engineer - Smart Contracts & Web3 Scaling

Cloudpso; Dallas, Northern (TX, KY); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical insurance

Company gadgets

Paid time off

Stock options (ESOP)

Competitive salary and benefits

Job summary

CloudPSO is seeking a Solidity Developer for remote work to design and build secure, scalable smart contracts across multiple EVM networks. You’ll collaborate with backend engineers, product leadership, and infrastructure teams to deliver production-ready blockchain systems.

The role emphasizes architecture, security, optimization, and real-world Web3 challenges, including wallet flows and transaction logic integration.

Qualifications

• 3+ years of Solidity development experience.
• Strong experience with Hardhat.
• Strong experience with Ethers.js.
• Strong experience with TypeScript.
• Deep understanding of smart contract security.
• Gas optimization and EVM internals.
• Upgradeability of contracts.
• Experience deploying on Ethereum, Polygon, Arbitrum, Base.
• Experience integrating contracts with backend/off-chain systems.
• Familiarity with event indexing and transaction lifecycle handling.
• Strong Git and collaborative development workflow.

Responsibilities

• Design and develop Solidity smart contracts for reward distribution, airdrop claim systems, and staking logic.
• Optimize contracts for scalability and security.
• Integrate contracts with backend services and event-driven systems.
• Collaborate with backend and frontend teams on wallet flows and transaction logic.
• Conduct internal contract reviews and contribute to security best practices.
• Participate in architecture discussions for multi-chain infrastructure.

Skills

Solidity

Hardhat

Ethers.js

TypeScript

Tools

Node.js

NestJS

Supabase

Docker

GitHub Actions

Vercel

IPFS

Job description

CloudPSO is seeking a Solidity Developer for remote work to design and build secure, scalable smart contracts across multiple EVM networks. You’ll collaborate with backend engineers, product leadership, and infrastructure teams to deliver production-ready blockchain systems.

The role emphasizes architecture, security, optimization, and real-world Web3 challenges, including wallet flows and transaction logic integration.