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Senior Software Engineer

Remote
Market range (est.) $120k–$245k
◆ 6/10 cryptodevfintechpayments
About this role

Join Circle as a Senior Software Engineer to extend blockchain systems infrastructure, build scalable microservices, and collaborate on innovative payment solutions in a flexible remote environment.

Description

Circle (NYSE: CRCL) is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital assets, payment applications, and programmable blockchain infrastructure. Circle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale financial innovation. Circle is committed to visibility and stability in everything we do. As we grow as an organization, we're expanding into some of the world's strongest jurisdictions. Speed and efficiency are motivators for our success and our employees live by our company values: High Integrity, Future Forward, Multistakeholder, Mindful, and Driven by Excellence. We have built a flexible work environment where new ideas are encouraged and everyone is a stakeholder.

Responsibilities
  • Extend Circle's in-house blockchain systems infrastructure to support the tokenization of the world.
  • Analyze requirements, procedures, and problems to improve existing systems and modify 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.
  • Other duties as assigned.
Requirements
  • 4 years of minimum professional software development experience in object-oriented languages like Go.
  • Bachelor's degree in Computer Science or a closely related field (or equivalent).
  • Led teams (2-4) technically on architecture and system design.
  • Familiar with the Golang Web Framework like Gin, Fasthttps and know the Golang development related tools like go mod, go lint.
  • A broad understanding of RESTful API design and development principles.
  • Experience with Cloud Services (AWS, Google Cloud, Microsoft Azure, etc).
  • Experience with SQL databases and designing schemas.
  • Proven experience in the design & deployment of production-quality, scalable software.
  • A focus on coding standards and code quality -- 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, you enjoy moving at a fast pace, shipping software that improves the user experience and constantly improving your work with little supervision.
  • Written and verbal communication skills in English and Mandarin Chinese are required.
Job Details
Market range (est.)$120k–$245k
LocationRemote
AI Score★★★★★★☆☆☆☆ 6/10
PostedSep 25, 2026 (17d ago)
Tags & Skills
cryptodevfintechpaymentsweb3Full Stack Developerremote
Tech Stack
GolangRESTful APICloud ServicesMicroservicesSQLNoSQL

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