Top Blockchain Jobs in Los Angeles, CA

Lead and execute Circle National Trusts internal audit program for fiduciary and bank-related audits. Test controls across treasury, trust operations, and technology risk. Partner with senior leadership, risk owners, and examiners; prepare regulatory reporting; perform annual risk assessments and support broader internal audit work across Circle.

Drive partner and merchant integrations, design technical solutions, collaborate with teams, and provide technical advice as a leading solutions engineer.

Manage and grow a portfolio of enterprise merchant accounts for Cash App and Afterpay. Drive post-sales revenue through renewals, expansions, strategic account plans, cross-functional execution, complex negotiations, and relationship-building with senior executives to maximize retention and profit.

Lead and own federal bank examinations for Block affiliates, serving as primary regulator contact. Manage exam cycles from First Day Letter through remediation, coordinate cross-functional responses, maintain institutional examination history, and build sustaining relationships with federal regulators to ensure examination readiness and regulatory compliance.

The role involves designing technical solutions for merchant integrations, collaborating with teams, and providing technical guidance, requiring extensive customer-facing experience.

Design, build, and operate the GraphQL API platform that routes high-volume traffic. Deliver end-to-end projects, improve reliability and performance, own SLOs and incident response, mentor engineers, and collaborate with product teams to evolve platform APIs and tooling.

Own architecture and delivery of core ledger and transaction processing systems. Design and build highly available, high-performance backend services, drive cross-team technical initiatives, establish platform standards, mentor engineers, and embed AI to improve operations and workflows.

The Engineering Manager leads a team in delivering reliable software solutions, blending technical contributions with team leadership, managing projects, and improving processes.

Edit and publish security research and marketing content across reports, blogs, and campaigns. Ensure technical accuracy and style, manage publication via GitHub, run editorial metrics and trackers, build and improve Claude-based editorial tools, extract stories from engineers, own content calendar, and produce social, newsletter, and demand-generation assets.

Design, build, test, and deploy smart contracts and decentralized applications. Maintain blockchain integrations and backend services, optimize for security and gas efficiency, contribute to architecture and technical strategy, conduct code reviews, mentor junior engineers, and collaborate with product, frontend, and security teams.

As the Staff Product Manager, you will lead the strategy and execution for payments orchestration, including developing AI routing capabilities and ensuring global financial network interoperability.

The Technical Recruiter will source, screen, and close engineering talent in crypto, enhancing candidate experience and aligning with hiring needs.

Lead design, development, testing, and maintenance of high-performance Android and iOS mobile applications. Collaborate with designers, product managers, and engineers to implement intuitive UIs, integrate RESTful APIs and third-party services, optimize performance and security, participate in code reviews, troubleshoot issues, and stay current with mobile technology trends.