About the position
We are seeking a Senior Principal Engineer to join our team. SoFi is building out a new team to develop crypto products and services for our 11M+ members. Recent developments made a path for SoFi to begin to re-enter the space and expand on our product offerings with intuitive, secure and fully featured products across crypto Investing, Transfers, Payments, Custody and beyond. On our team, you will be in the middle of it all – implementing functionality, architecting our system, squashing bugs, maintaining the health of our code, and continually growing as an engineer. The ideal candidate is both forward-thinking and hands-on, has a strong sense of ownership and drive for delivery, and is a good mentor and co-worker. At SoFi, we pride ourselves on the collaboration between Product, Design and Engineering and so you will be involved in the entire product lifecycle, from ideation through building, deploying and continual improvement and evolution.
Responsibilities
- 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.
Requirements
- 10+ years programming experience, with significant experience in modern day languages and familiarity with AI tools.
- Expert understanding and hands-on experience building and operating large-scale fault-tolerant distributed systems, workflows, databases and mobile/web applications.
- 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.
- Understanding of blockchain fundamentals and distributed ledger technologies.
- Familiarity with digital assets across major chains (Bitcoin, Etherium, etc.).
- Hands-on experience with smart contracts.
- 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.
