Blockchain Consultant

Blockchain Technical Consultant / Architect - Freelance Contract

We’re looking for a Blockchain Consultant / Architect to lead the design of decentralized applications using platforms like Ethereum, Solana, Polkadot, Cosmos, Hyperledger Fabric, Corda. You’ll drive client solutioning, build secure, scalable architectures, and guide engineering teams in delivering high-quality products.

What You'll Do:

• Conduct comprehensive assessments and provide tailored recommendations for blockchain platforms (Ethereum, Solana, Polkadot, Cosmos, Hyperledger Fabric, Corda)
• Guide development teams from design to delivery
• Jointly optimize blockchain solutions focusing on scalability, gas efficiency, transaction speed, and cost-effectiveness (Layer-2 solutions, sharding, rollups).
• Collaboratively advise on infrastructure reliability, node management, network operations, and governance frameworks.
• Produce clear, high-quality technical documentation

What You Bring:

• Extensive hands-on experience across multiple blockchain platforms (Ethereum, Solana, Polkadot, Cosmos, Hyperledger, Corda).
• Demonstrated expertise in consensus algorithms, transaction finality, network communication protocols, and node infrastructure.
• Proven capability in designing secure, scalable, and efficient blockchain architectures and smart contract systems.
• Familiarity with Agile, security best practices, and architecture documentation
• Bonus: Knowledge of IMF or financial domains (Payments, Capital Markets, Asset Management)

Please note, the client is based in Manassas, Virginia.

Resident or Green Card Holders only. We're unable to accept those requiring sponsorship.

Interested? Please apply here.