Senior Software Engineer, Blockchain

Company: P2P
Location: San Francisco
Posted on: June 1, 2025

Job Description:

Who are we?FalconX is a pioneering team of operators, investors, and builders committed to revolutionizing institutional access to the crypto markets. Operating at the intersection of traditional finance and cutting-edge technology, FalconX addresses the industry's foremost challenges: Navigating the digital asset market can be complex and fragmented, with limited products and services that support trading strategies, structures, and liquidity found in conventional financial markets. As a comprehensive solution for all digital asset strategies from start to scale, FalconX operates as the connective tissue empowering clients with seamless navigation through the ever- evolving cryptocurrency landscape.Senior Software Engineer, BlockchainFull-time - EngineeringSan Mateo, CAWho are we?FalconX is one of the fastest-growing startups in FinTech. We are redefining prime brokerage from the ground up. We are backed by some of the best investors in the world including American Express, Fidelity, Coinbase, Lightspeed Venture Partners, Accel Partners, Fenbushi Capital, BCapital, Tiger Global + more.We deliver institutional digital asset traders best-in-class trading, credit, custody and structured products. We trade, lend and secure tens of billions of dollars monthly, are highly profitable, and growing fast, so we need your help!We are data-driven. Whether it's a growth or product decision, we believe data can always help us make more precise and informed choices.We move fast. Speed of execution is essential for any startup, but we believe this is even more pertinent in our 24/7 industry.We prioritize learning. Outcomes are mission-critical, but we also believe that learning in success and in failure will drive our continued success. Our industry is emergent - there's no shortage of experiments to get involved with and to continue growing and learning together.Who is on the team?We are entrepreneurs. Many in our company have been founders or have aspirations to eventually start their own company. We take these ambitions and experiences to bring a solutions-oriented mindset to the problems we encounter day-to-day.We are experienced. We have been fortunate to have learned from mentors and peers at institutions such as Google, LinkedIn, JUMP Trading, Citadel, PEAK6 Investments, Goldman Sachs, Harvard Business School, Carnegie Mellon, IIT + more.ImpactAt FalconX, you'll help create a more open financial system. In building trading, credit and custody infrastructure, we are enabling thousands more institutions to enter the market and support a more open and accessible financial system. The world's largest financial institutions from Wall Street to Silicon Valley will turn to you for products that provide unparalleled seamless, efficient and secure access to the cryptocurrency sector.FalconX is hiring a Software Engineer focused on Blockchain to help introduce a new, in-demand product line for the company that integrates seamlessly with our proprietary, best-in-class Prime Brokerage platform. You will be instrumental in the implementation of critical blockchain infrastructure supporting all major chains and protocols. This implementation must be designed for ease of integration into the broader technology stack and demonstrate ease-of-use, operational efficiency, security, and stability. We are looking for an experienced Software Engineer with a strong understanding of blockchain, cryptocurrencies, wallets, and platforms to build upon our vision of an open financial system.Responsibilities:

• Drive architectural design and implementation of the Web3 stack, across all major chains and protocols
• Scale and operate robust services to enable customers to interact with various Blockchains including Bitcoin, Ethereum, and others
• Drive innovation by safely adopting and testing new technologies and products in the blockchain space
• Strive for generalization across blockchains instead of specialization
• Integrate Blockchain data and primitives into the rest of the Platform stack through repeatable and generalizable interfaces
• Take ownership of technical aspects and ensure technology is designed and built around our customers' needs
• Collaborate closely with Engineering and Product leadership to plan, estimate, prioritize, and productize new products and features
• Build and deliver against an aggressive product roadmap supporting strategic business initiatives
• Rapidly iterate to add support for emerging blockchain features and functionality while ensuring high availability and scalability
• Provide ongoing maintenance of the technology stack as it matures, ensuring production-quality reliability, impeccable performance, and ease of use
• Ability to understand, triage, and address customer-facing and internal-facing technical issues quickly and effectively
• Provide subject matter expertise on the Blockchain ecosystem and our own in-house blockchain integrationsPreferred Qualifications:
  • Proven technical leader in Blockchain technologies with significant experience working with various Blockchain protocols and structures
  • You have experience shipping and maintaining multiple projects with a large user base, supporting each through multiple years of iteration and growth
  • You have expertise writing production code in Java, TypeScript, Go, Rust, Python, or equivalent
  • You have a strong understanding different consensus protocols
  • Strong working knowledge of modern software development methodologies and software design patterns
  • Experience building robust backend services and leveraging orchestration systems such as Kubernetes to deploy them at scale
  • A self-starter eager to explore, iterate, and contribute to decision-making
  • Experience working with existing Blockchain-as-a-service stacks is a plus
  • Familiarity with cryptographic signing algorithms, asymmetric cryptography, and key management is a plusBase pay for this role is expected to be between $156,000 - $224,500 USD for New York City and San Francisco Bay Area. This expected base pay range is based on information at the time this post was generated. This role will also be eligible for other forms of compensation such as a performance linked bonus, equity, and a competitive benefits package. Actual compensation for a successful candidate will be determined based on a number of factors such as location, skillset, experience, and qualifications.Notice at Collection and Privacy PolicyApplicants located in California and/or applying to a role based in California, please refer to our Notice at Collection and Privacy Policy .Inclusivity StatementFalconX is committed to building a diverse, inclusive, equitable, and safe workspace for all people. Our roles are intended for people from all walks of life. We encourage all those interested in applying to our organization to submit an application regardless if you are missing some of the listed background requirements, skills, or experiences!As part of our commitment to inclusivity, FalconX would like to acknowledge that the EEOC survey has limited potential responses that you can select. For legal reasons, FalconX must use this language to align with federal requirements, however, we want to ensure that you are able to provide a response to our own voluntary survey questions about your identity that best aligns with your most true self.FalconX is an equal opportunity employer and will not discriminate against an applicant or employee based on race, color, religion, national origin, ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, veteran or military status, genetic information, citizenship, or any other legally-recognized protected basis under federal, state, or local law.Applicants with disabilities may be entitled to reasonable accommodation under the Americans with Disabilities Act and other applicable state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on FalconX. Please inform FalconX's People team at recruiting@falconx.io, if you need assistance with participating in the application process.
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Keywords: P2P, Stockton , Senior Software Engineer, Blockchain, IT / Software / Systems , San Francisco, California