Circle is hiring a Staff AI Applied Scientist to extend our in-house blockchain systems infrastructure, supporting the global tokenization of assets. In this role, you will build scalable, secure systems that bridge blockchain and traditional finance, working directly with Product and Engineering teams to design and deliver core platform features.
What You'll Do
- Extend Circle's in-house blockchain systems infrastructure to support the tokenization of the world.
- Analyze requirements, procedures, and problems to improve and modify existing systems.
- Build and own scalable microservices responsible for reliable and secure APIs that transfer value and assets across all blockchain protocols as well as traditional banking protocols.
- Collaborate with Product and Engineering teams to design, test, and shape Circle features, including developing and documenting system design procedures, testing procedures, and quality standards.
- Troubleshoot program and system malfunctions to restore normal functioning.
- Build publicly accessible APIs that make it simple for developers to integrate with complex payment systems.
- Integrate Platform Services with leading banks and financial technologies.
- Consult with management to ensure agreement on system principles.
- Write the infrastructure to deliver great payment experiences, including data sources (SQL or NoSQL), messaging systems and APIs.
What We're Looking For
- 7 years minimum professional software development experience in object oriented languages like Go or Java.
- Computer Science degree or a closely related field (or foreign equivalent).
- Technical leadership of teams >4 on architecture and system design.
- Expert in one of the domains of API design, payments processing, or blockchains.
- Deep understanding/experience with: Architecture, design, and deployment of production-quality, scalable software; Web3, blockchain, smart Contract business logic; RESTful API design and development principles; Cloud services (AWS, Google Cloud, Microsoft Azure, etc); Container orchestration systems like Kubernetes or EKS, ECS; SQL databases and designing schemas.
- Deep focus on coding standards and code quality, with a desire to have great test coverage to enable continuous delivery.
- Excellent communication skills, able to collaborate with remote teams, share ideas and present concepts effectively.
- Self-starter with a curious mindset, you enjoy moving at a fast pace, shipping software that improves the user experience and constantly improving your work with little supervision.
Technical Stack
- Languages: Go, Java
- Domains: Web3, Blockchain, Smart Contracts
- APIs: RESTful APIs
- Cloud: AWS, Google Cloud, Microsoft Azure
- Orchestration: Kubernetes, EKS, ECS
- Data: SQL, NoSQL
Benefits & Compensation
- Base Salary: $195,000 - $257,500
Work Mode
This is a global position.
We are an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status, or any other protected status required by the laws in the locations where we hire.





