Defi Protocol Engineer (Solidity, Ethereum Focused) in METATHEORY

Remote | Senior | Full time | Programming

Gross salary $6500 - 8500 USD/month

3 applications

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ⓘ Requires applying in English

METATHEORY is a technology-driven entertainment and gaming company building Web3 games, interactive multi-platform stories, and virtual world experiences across new story-franchise IPs. Our flagship project, DuskBreakers, is a free-to-play roguelite shooter within our Web3 and blockchain-enabled gaming initiative. Backed by top investors including Andreessen Horowitz (a16z) with a $24M Series A, Metatheory is expanding its product roadmap while embracing remote-first collaboration. This role supports the engineering leadership pursuing scalable blockchain solutions and production-grade dApps that empower players and creators worldwide.

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Responsibilities

Lead blockchain development efforts, maintaining code quality, scalability, and performance.
Review Solidity code for security, gas efficiency, and readability; mentor engineers on secure development practices.
Collaborate with frontend, QA, and product teams to deliver production-grade dApps and backend services.
Architect and implement blockchain features, smart contracts, and integration points with external systems (APIs, servers, and tooling).
Drive best practices in testing, deployment, and monitoring of blockchain components; participate in architecture decisions and technical reviews.
Support optimization efforts for gas usage, storage layouts, and low-level opcodes to improve efficiency and user experience.
Contribute to security audits and incident response planning; stay current with Web3 developments and security standards.

Required skills & experience

We are seeking a senior-level Tech Lead and Blockchain Engineer with at least 4+ years of professional software development experience in Web3 and Blockchain. Deep understanding of the Ethereum Virtual Machine (EVM) and proven experience building and deploying blockchain-based platforms with cross-functional teams. You should demonstrate strong leadership, communication, and collaboration capabilities, along with a track record of delivering secure, scalable dApps and backend services. Fluency in English (written and spoken) is required.

Technical proficiency should include modern Solidity development, smart contract security practices, gas optimization strategies, and familiarity with DeFi/NFT/DAO ecosystems. Bonus points for experience with gRPC/REST API integrations, Zero-Knowledge (ZK) tooling (Circom, SnarkJS), familiarity with audit tools (Slither, MythX, Echidna), and the ability to read and analyze external smart contracts.

Nice to have

• Experience with gRPC / REST API integrations.
• Knowledge of Zero-Knowledge (ZK) tools — Circom, SnarkJS.
• Familiarity with audit tools like Slither, MythX, or Echidna.
• Ability to read and analyze external smart contracts (DeFi, NFT, or DAO).

Benefits

• Remote work allowance, training & certification support
• Book/IT equipment purchase subsidy
• Side jobs OK, stock option plan
• Generous leave policy (summer, holidays, personal days)

GETONBRD Job ID: 57434

Fully remote You can work from anywhere in the world.

Computer provided METATHEORY provides a computer for your work.

Vacation over legal METATHEORY gives you paid vacations over the legal minimum.

Remote work policy

Fully remote

Candidates can reside anywhere in the world.

About METATHEORY

Metatheory creates next-generation Web3 games and immersive digital worlds powered by blockchain technology. — METATHEORY's full profile