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

Role Overview

We are seeking an experienced Blockchain Developer who can architect, build, and deploy sophisticated smart contracts across multiple blockchain networks. The ideal candidate will have extensive experience with various smart contract methodologies and cross-chain development.

Key Responsibilities

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

Requirements

Technical Requirements

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

Preferred Qualifications

• 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

Benefits

What We Offer

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
Additional details
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
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