> Markdown version of [/jobs/ext/2205554-senior-protocol-engineer](https://www.wearedevelopers.com/jobs/ext/2205554-senior-protocol-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Protocol Engineer - **Company:** Asula Labs - **Location:** Amsterdam, Netherlands - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Business Logic, Blockchain, Virtual Machines, Bitcoin - **Published:** August 24, 2026 - **Apply:** https://www.adzuna.nl/details/5459720746 ## About the Role * 3+ years of experience designing protocols for financial applications like decentralized exchanges and lending markets. * Solid understanding of consensus, blockchain architecture and virtual machine concepts (especially as they pertain to Solana). * Experience with audits, deployment and maintenance of onchain protocols. * Prior experience building on top of bitcoin. * Prior experience building application-specific blockchains from consensus and networking to business logic. ## Description For this role we're seeking protocol-focused engineers who can work across the blockchain stack to ship new protocols while balancing speed and safety. The core expectations from a candidate in this role would be to: * Develop and maintain smart contracts for the SVM. * Develop and maintain schemes for collateral management on bitcoin where expressivity is limited. * Design fundamentally sound protocols for lending and insurance. ## Related Videos - [Pragmatic Blockchain Design Patterns: Integrating Blockchain into Business Processes](https://www.wearedevelopers.com/videos/1579-pragmatic-blockchain-design-patterns-integrating-blockchain-into-business-processes) - [Future-Proofing FinTech With Blockchain Technology](https://www.wearedevelopers.com/videos/808-future-proofing-fintech-with-blockchain-technology) - [OP_PUSH_TX and its applications in Bitcoin smart contracts](https://www.wearedevelopers.com/videos/146-op_push_tx-and-its-applications-in-bitcoin-smart-contracts) - [The Algorithm That Nearly Killed Me: When Testing Isn't Enough](https://www.wearedevelopers.com/videos/2110-the-algorithm-that-nearly-killed-me-when-testing-isn-t-enough) - [Solving Real-world Problems with Blockchain at Algorand - Brian Whippo](https://www.wearedevelopers.com/videos/1368-solving-real-world-problems-with-blockchain-at-algorand-brian-whippo) - [Develop a Blockchain Application in JavaScript with Lisk SDK](https://www.wearedevelopers.com/videos/188-develop-a-blockchain-application-in-javascript-with-lisk-sdk) ## Related Articles - [Why Blockchain? A Developer’s Perspective](https://www.wearedevelopers.com/magazine/616-why-blockchain-a-developer-s-perspective) - [From Hype to Code: Real Blockchain Use Cases for Developers](https://www.wearedevelopers.com/magazine/620-from-hype-to-code-real-blockchain-use-cases-for-developers) - [Build With Bitcoin SV](https://www.wearedevelopers.com/magazine/6-build-with-bitcoin-sv) - [7 tips on how to become a blockchain developer](https://www.wearedevelopers.com/magazine/53-7-tips-on-how-to-become-a-blockchain-developer) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)