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I am a Software Engineer with over 3 years of experience specializing in building gas-efficient Solidity contracts for DeFi, NFTs, and Rollups. I have a security-first mindset with a 100% open-source contribution approach and have contributed notably to Filecoin open source projects like Spark-Stats and PDPVerifier. Currently, I work remotely as a contributor at Protocol Labs Dev Guild, optimizing smart contracts and enhancing blockchain security. I am skilled in Solidity, Foundry, Hardhat, JavaScript/TypeScript, PostgreSQL, MongoDB, and AI-assisted development tools such as GPT-4 and Copilot. I'm open to relocation and thrive in remote-first environments.…I am a Software Engineer with over 3 years of experience specializing in building gas-efficient Solidity contracts for DeFi, NFTs, and Rollups. I have a security-first mindset with a 100% open-source contribution approach and have contributed notably to Filecoin open source projects like Spark-Stats and PDPVerifier. Currently, I work remotely as a contributor at Protocol Labs Dev Guild, optimizing smart contracts and enhancing blockchain security. I am skilled in Solidity, Foundry, Hardhat, JavaScript/TypeScript, PostgreSQL, MongoDB, and AI-assisted development tools such as GPT-4 and Copilot. I'm open to relocation and thrive in remote-first environments.

Hany Almnaem

Blockchain Developer, Web Developer, Programmer, +1

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I am a Software Engineer with over 3 years of experience specializing in building gas-efficient Solidity contracts for DeFi, NFTs, and Rollups. I have a security-first mindset with a 100% open-source contribution approach and have contributed notably to Filecoin open source projects like Spark-Stats and PDPVerifier. Currently, I work remotely as a contributor at Protocol Labs Dev Guild, optimizing smart contracts and enhancing blockchain security. I am skilled in Solidity, Foundry, Hardhat, JavaScript/TypeScript, PostgreSQL, MongoDB, and AI-assisted development tools such as GPT-4 and Copilot. I'm open to relocation and thrive in remote-first environments.…I am a Software Engineer with over 3 years of experience specializing in building gas-efficient Solidity contracts for DeFi, NFTs, and Rollups. I have a security-first mindset with a 100% open-source contribution approach and have contributed notably to Filecoin open source projects like Spark-Stats and PDPVerifier. Currently, I work remotely as a contributor at Protocol Labs Dev Guild, optimizing smart contracts and enhancing blockchain security. I am skilled in Solidity, Foundry, Hardhat, JavaScript/TypeScript, PostgreSQL, MongoDB, and AI-assisted development tools such as GPT-4 and Copilot. I'm open to relocation and thrive in remote-first environments.

Available to hire

I am a Software Engineer with over 3 years of experience specializing in building gas-efficient Solidity contracts for DeFi, NFTs, and Rollups. I have a security-first mindset with a 100% open-source contribution approach and have contributed notably to Filecoin open source projects like Spark-Stats and PDPVerifier.

Currently, I work remotely as a contributor at Protocol Labs Dev Guild, optimizing smart contracts and enhancing blockchain security. I am skilled in Solidity, Foundry, Hardhat, JavaScript/TypeScript, PostgreSQL, MongoDB, and AI-assisted development tools such as GPT-4 and Copilot. I’m open to relocation and thrive in remote-first environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Arabic

Fluent

Work Experience

Open Source Contributor at Protocol Labs Dev Guild

January 1, 2025 - Present

Contributed to auditing and optimizing FWS Payment contracts achieving 28% gas and claim cycle cost reduction and uncovered two re-entrancy vectors. Implemented PDPVerifier Merkle Sum Tree invariants, fuzz-tested 1M operations in Foundry ensuring 100% parent-child consistency. Strengthened security in Oracle contracts by adding replay protection in Axelar Bridge, enhancing contract safety. Migrated Hardhat tests to Foundry, reducing CI runtime by 60% and increasing coverage by 15%.

Blockchain / Web3 Developer at International Coach Masters OÜ

January 1, 2025 - August 6, 2025

Led agile process improvements increasing team velocity by 30%. Built IPFS/OrbitDB data layer reducing storage costs by 50% and latency by 30%. Upgraded ERC-20/721 contracts with proxy pattern, decreasing upgrade complexity by 35%. Devised Foundry test suite increasing coverage by 92% with zero critical bugs post-deployment.