Protocol Engineer Jobs

Protocol Engineer

From $26/yr

About The Company Inversion acquires and transforms legacy businesses using blockchain technology. Backed by $26.5M from Dragonfly and top VCs, the team builds crypto-enabled business models that bring real-world users on-chain. About The Role Architect and implement the Inversion Chain, an Avalanche-based L1, build core infrastructure, integrate DeFi apps, and ensure network reliability and scalability. Responsibilities * Architect and implement the Inversion Chain, a sovereign, Avalanche-based L1 optimized for consumer-scale performance, low latency, and business integration. * Build core infrastructure modules, SDKs, and developer tooling that support rapid integration of real-world assets and applications across Inversion’s portfolio companies. * Collaborate with external issuers or partners to integrate blue-chip DeFi applications. * Support forthcoming Inversion-led products, such as mobile wallet and FinTech experience, providing frictionless UX comparable to top-tier fintech apps like Nubank or Robinhood. * Contribute to validator infrastructure, tokenomics models, and interoperability frameworks that enable efficient migration of users and data from traditional systems to on-chain environments. * Design, build, and optimize core consensus, networking, and execution layers of the Inversion Chain. * Lead development of Inversion’s initial base contracts (e.g., collecting pre-deposits) and collaborate with external issuers or partners to integrate DeFi protocols. * Serve as the technical architect; establish best practices for code quality, security, and performance. * Develop, deploy, and maintain validator nodes, RPC infrastructure, and developer APIs to ensure network reliability and scalability. * Partner with Product Managers and leadership to align protocol development with business objectives and user adoption strategies. * Implement robust security frameworks, including cryptographic best practices, code audits, and formal verification processes. * Continuously evaluate emerging blockchain protocols, consensus mechanisms, and interoperability standards to ensure Inversion stays on the cutting edge of protocol design. Requirements * 4–10 years experience * Must have built and shipped customer-facing products * Experience at top-tier scaled crypto or fintech companies * Top-tier academic background (nice-to-have) * Must be genuinely excited by Inversion’s mission * Must have crypto interest * Must be willing to work hybrid in NYC * H1B transfer welcome Required Skills * Avalanche experience * EVM L1/L2s * Making a chain EVM-ready * Infra + chain operations * validators * nodes * indexers * cloud deployment * reliability * monitoring * security * Smart contract capability * Solidity * DeFi enablement * Security + authentication * wallets * accounts * middleware * pragmatic security * Systems engineering * strong systems thinking * custom infra * Fintech/payments experience * KYC/KYB * custody * settlement * distributed systems * data pipelines * production debugging * blockchain familiarity * EVM * Avalanche * Cosmos * L2s * Bridging/cross-chain infra experience * Wormhole * LayerZero Team members * 7 Salary: 250000 - 400000 USD Equity: equity, 0.13–0.45%

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Staff Software Engineer, Blockchain Platform (Protocol Integrations Team)

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of cryp

Blockchain Engineer - Protocol & Infrastructure

Blockchain Engineer - Protocol & Infrastructure Location: Remote / Hybrid / On-site About the Role: We are seeking a Blockchain Engineer to design and implement the core infrastructure for next-generation blockchain networks. This role involves deep protocol development, cryptographic security, and decentralized system architecture. Responsibilities: • Develop Layer 1 and Layer 2 blockchain infrastructure. • Improve consensus mechanisms and network scalability. • Implement cryptographic algorithms and security enhancements. • Work with cross-functional teams to drive blockchain adoption. Requirements: • Proficiency in Rust, Go, or C++. • Deep understanding of consensus algorithms (PoS, PoW, DAGs, etc.). • Experience with cryptographic techniques (zero-knowledge proofs, elliptic curve cryptography). • Previous experience with blockchain frameworks (Substrate, Cosmos SDK, Tendermint).

Blockchain Engineer - Protocol & Infrastructure

Blockchain Engineer - Protocol & Infrastructure Location: Remote / Hybrid / On-site About the Role: We are seeking a Blockchain Engineer to design and implement the core infrastructure for next-generation blockchain networks. This role involves deep protocol development, cryptographic security, and decentralized system architecture. Responsibilities: • Develop Layer 1 and Layer 2 blockchain infrastructure. • Improve consensus mechanisms and network scalability. • Implement cryptographic algorithms and security enhancements. • Work with cross-functional teams to drive blockchain adoption. Requirements: • Proficiency in Rust, Go, or C++. • Deep understanding of consensus algorithms (PoS, PoW, DAGs, etc.). • Experience with cryptographic techniques (zero-knowledge proofs, elliptic curve cryptography). • Previous experience with blockchain frameworks (Substrate, Cosmos SDK, Tendermint).