Blockchain Developer - Remote
This is a remote position.
Role Overview We’re looking for a Solidity Developer to help design and build the smart contract infrastructure powering the project’s reward and distribution systems. You’ll work closely with backend engineers, product leadership, and infrastructure teams to build secure, scalable, and production-ready blockchain systems across multiple EVM networks. This is a high-ownership role suited for engineers who are comfortable working on architecture, security, optimization, and real-world Web3 product challenges. Tech Stack - Blockchain- Solidity
- Hardhat
- Ethers.js
- OpenZeppelin
- Node.js
- NestJS
- PostgreSQL
- Supabase
- Docker
- GitHub Actions
- Vercel
- IPFS
- reward distribution
- airdrop claim systems
- referral and staking logic
- wallet eligibility verification
- Merkle proof systems
- signature-based validation
- role-based permissions
- gas efficiency
- scalability
- security
Requirements
- 3+ years of Solidity development experience - Strong experience with:- Hardhat
- Ethers.js
- OpenZeppelin
- TypeScript
- smart contract security
- gas optimization
- EVM internals
- upgradeable contracts
- Ethereum
- Polygon
- Arbitrum
- Base
- event indexing
- transaction lifecycle handling
- wallet authentication flows
- account abstraction
- EIP-712 signatures
- relayers / gasless transactions
- staking or reward systems
- airdrop infrastructure
- high-volume transaction systems
- Web3 analytics or campaign tooling
- Security audit experience
Benefits
- Medical insurance
- Company gadgets
- Paid time off
- Stock options (ESOP)
- Competitive salary and benefits package.
- Opportunities for professional development and growth.
- Collaborative and innovative work environment.
- Chance to work on cutting-edge cloud projects.
- Supportive and inclusive company culture
Requires 3+ years of Solidity experience, Hardhat, Ethers.js, OpenZeppelin, TypeScript, smart contract security, EVM chains, backend integration, and Git collaboration.
Key Responsibilities
- developing contracts
- optimizing contracts
- reviewing contracts
Skills & Tools
Solidity, Hardhat, Ethers.js, OpenZeppelin, Node.js, NestJS, PostgreSQL, Supabase, Docker, GitHub Actions, Vercel, IPFS, TypeScript, Ethereum, Polygon, Arbitrum, Base, Git, Rust, Solana
Job Details
- Category: Software Development
- Seniority: Mid Level
- Commitment: Full Time
- Workplace: Remote — North America
- Languages: English
Benefits
- Generous paid time off
About CloudPSO
A technology organization developing cloud and Web3 infrastructure. — Industry: Information Technology