(AS) Blockchain Developer - 4 days onsite, 1 day WFH

• Design, develop, and deploy production-grade smart contracts across multiple blockchain networks (EVM-compatible chains and Solana)
• Implement various smart contract methodologies including staking, token vesting, liquidity pools, lending protocols, governance mechanisms, and NFT marketplaces
• Develop and maintain scalable, gas-efficient, and secure decentralized applications (dApps)
• Create comprehensive testing frameworks for smart contracts including unit tests, integration tests, and security audits
• Optimize smart contracts for gas efficiency, security, and upgradeability
• Build and maintain middleware services to connect on-chain data with front-end applications
• Collaborate with product teams to translate business requirements into technical specifications
• Contribute to architectural decisions regarding blockchain infrastructure

• 3+ years of experience developing and deploying smart contracts to production environments
• Expert-level proficiency in Solidity and experience with at least one other smart contract language (Rust for Solana preferred)
• Demonstrated experience deploying contracts on multiple networks including:
• EVM-compatible chains (Ethereum, Polygon, Arbitrum, Optimism, BNB Chain)
• Solana ecosystem
• Strong understanding of different smart contract patterns and methodologies:
• Staking and reward distribution mechanisms
• Token vesting and locking contracts
• AMM and liquidity provision contracts
• NFT minting and marketplace protocols
• DAO governance structures
• Proficiency with development frameworks and tools:
• Hardhat, Truffle, Foundry for EVM development
• Anchor for Solana development
• OpenZeppelin Contracts and libraries
• Experience with Web3 integration libraries (ethers.js, web3.js, @solana/web3.js)
• Familiarity with third-party blockchain infrastructure providers:
• RPC providers (Alchemy, Infura, QuickNode, Helius)
• Blockchain data indexers (The Graph, Dune Analytics)
• Oracle services (Chainlink, Pyth, AppsToken)
• Price feeds (CoinGecko API, CoinMarketCap API)
• Working knowledge of front-end technologies (React, TypeScript) and back-end services (Node.js, GraphQL)
• Experience with blockchain development testing tools (Waffle, Chai, Mocha)
• Understanding of cryptographic principles and security best practices

• Experience auditing smart contracts for security vulnerabilities
• Contributions to open-source blockchain projects
• Knowledge of zero-knowledge proofs and layer 2 scaling solutions
• Experience with cross-chain bridges and interoperability protocols
• Understanding of DeFi mechanisms and tokenomics
• Experience with blockchain analytics and monitoring tools

• Opportunity to work on cutting-edge Web3 projects with significant real-world impact
• Flexible hybrid working environment
• Career growth in one of Southeast Asia's leading Web3 companies
• Collaborative team of blockchain enthusiasts and network of industry experts and players

• Work Engagement: Permanent and direct-hire
• Work Arrangement: Hybrid; 4 days WFH and 1 day onsite
• Work Location: 6784 Ayala Avenue cor. V.A. Rufino Street, Legaspi Village, Makati, Philippines
• Work Hours: Day Shift / 9:00 AM – 6:00 PM - Monday to Friday
• Devices (Laptop/PC) – to be provided

EPS Consultants