> Markdown version of [/jobs/ext/494640-senior-staff-software-engineer-crypto](https://www.wearedevelopers.com/jobs/ext/494640-senior-staff-software-engineer-crypto). 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 Staff Software Engineer, Crypto - **Company:** SoFi Technologies, Inc. - **Location:** Seattle, WA, United States (Remote available) - **Experience:** Expert - **Salary:** $172,800.0 - $297,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, Amazon Web Services, Software Quality, Computer Programming, Databases, Relational Databases, Software Debugging, Digital Assets, Distributed Systems, Fault Tolerance, PostgreSQL, Blockchain, Systems Integration, Web Applications, Web Application Frameworks, Data Logging, NFT, Spring-boot, Sofi, Kotlin, Ethereum, Web3.js, Bitcoin, Restful APIs, Microservices - **Published:** June 3, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=1ed2fd90990d5bd0 ## About the Role Do you have a Bachelor's degree?, * 10+ years of programming experience, with significant experience in modern languages and familiarity with AI tools. * BS Degree or equivalent from a fully-accredited college or university preferred. * Expert understanding and hands-on experience building and operating large-scale fault-tolerant distributed systems, workflows, databases, and mobile/web applications. * Expertise with Java / Spring / Kotlin / PostgreSQL / AWS, and any modern Java frameworks, REST APIs, and relational databases. * Deep understanding of code release, deployment orchestration/rollout mechanisms, logging, instrumentation, monitoring, and alerting in a microservices environment. * Experience with public cloud infrastructure. * Excellent verbal and written communication skills and ability to work with stakeholders across disciplines. * Understanding of blockchain fundamentals and distributed ledger technologies. * Familiarity with digital assets across major chains (Bitcoin, Ethereum, etc.). * Hands-on experience with smart contracts is a plus. * Familiarity with custody, settlement, and clearing of crypto transactions. * Experience with security and best practices for wallet management. * Exposure to crypto trading platforms, market data, and DeFi protocols. * Experience integrating with or building services using crypto infrastructure providers (e.g., Fireblocks, Zero Hash, Anchorage). * Awareness of Web3 trends, including NFTs, DAOs, and Layer 2 solutions. * Prior work in or collaboration with crypto-native companies or fintechs. * Enthusiasm for the evolving digital asset ecosystem and its potential impact on financial services. ## Description We're excited to invite a Senior Staff Engineer to join our amazing team at SoFi! We are on a journey to build out a new team dedicated to developing innovative crypto products and services for our members. With recent developments paving the way for SoFi to re-enter the crypto space, we're eager to expand our product offerings with intuitive, secure, and fully-featured solutions across crypto Investing, Transfers, Payments, Custody, and beyond., * Write production-grade, scalable backend code using Java, Kotlin, Spring Boot, and modern frameworks. * Debug and resolve complex systems issues in high-scale, real-time services. * Build high-quality, scalable systems with a focus on performance, security, and reliability in crypto products. * Shape the technical architecture across SoFi's crypto stack-wallets, custody, trading, and beyond. * Drive new ideas and technical strategies that push our crypto offerings forward. * Raise the bar on engineering through code quality, mentorship, and setting strong technical standards. * Apply deep knowledge of crypto protocols, smart contracts, and blockchain infrastructure. * Collaborate across teams to deliver reusable crypto services and integrate with SoFi's broader platform. * Mentor engineers and contribute to a culture of technical growth and curiosity. * Lead discussions, reviews, and decisions across teams and with senior technical leadership. * Make smart, pragmatic decisions that balance speed and quality. * Stay curious-constantly learning new tools, protocols, and patterns in the evolving crypto space. * Ask hard questions, give and take feedback well, and thrive in a collaborative, fast-moving environment. ## Related Videos - [Future-Proofing FinTech With Blockchain Technology](https://www.wearedevelopers.com/videos/808-future-proofing-fintech-with-blockchain-technology) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Transforming Newspaper Readers into NFT holders](https://www.wearedevelopers.com/videos/1162-transforming-newspaper-readers-into-nft-holders) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Why Kotlin is the better Java and how you can start using it](https://www.wearedevelopers.com/videos/661-why-kotlin-is-the-better-java-and-how-you-can-start-using-it) - [Blockchain, NFT and smart contracts for my application](https://www.wearedevelopers.com/videos/877-blockchain-nft-and-smart-contracts-for-my-application) ## Related Articles - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe) - [How Much Does a Software Engineer Make? Realistic Software Engineering Salaries](https://www.wearedevelopers.com/magazine/425-how-much-does-a-software-engineer-make-realistic-software-engineering-salaries)