Senior Software Engineer

Who you are

• 3–6 years of professional software development experience using languages such as Golang, Java, JavaScript/TypeScript, Python, or Rust
• Hands-on experience building and operating cloud-native applications on AWS or GCP, including Kubernetes-based infrastructure
• Experience engineering and operating production workflow orchestration systems, developer platforms, or autonomous agent solutions
• Experience integrating AI capabilities through APIs, SDKs, or workflow tooling while applying operational guardrails such as observability, access controls, auditability, evaluation, monitoring, and human approval where appropriate
• Strong understanding of distributed systems, RESTful API design, SQL database design, schema modeling, and query optimization
• Demonstrated commitment to writing clean, maintainable, well-tested code that supports continuous delivery and operational excellence
• Bachelor’s degree in Computer Science or a related technical field, or equivalent practical experience
• Excellent communication skills with the ability to collaborate effectively across distributed engineering teams and clearly communicate technical concepts
• Self-motivated with a growth mindset, a passion for learning new technologies, and the ability to thrive in a fast-paced environment while delivering high-impact software

What the job involves

• A Senior Software Engineer on this team builds and maintains shared platform capabilities, common libraries, and infrastructure that help Circle teams ship secure, reliable software quickly
• You will build and operate scalable microservices and the infrastructure behind reliable, secure APIs, improve the software delivery experience, and partner with Product and Engineering teams to design, test, deploy, and operate production systems
• You will also help teams safely adopt and operate AI-enabled tooling and workflows by engineering features for and maintaining Circle’s autonomous coding-agent orchestration platform
• You will understand the operational characteristics and risks of AI services, integrate them into developer and operational workflows, and ensure appropriate reliability, observability, access controls, auditability, and cost management
• You will troubleshoot production issues, document operational standards, and continuously improve the infrastructure and developer experience that enable Circle teams to move quickly with confidence
• Build and operate scalable microservices, platform capabilities, and shared engineering libraries
• Design, deploy, and maintain secure, reliable cloud infrastructure and Kubernetes-based services
• Improve CI/CD pipelines, developer workflows, and software delivery automation across engineering teams
• Engineer and operate Circle’s autonomous coding-agent orchestration platform and AI-enabled developer tooling
• Implement observability, monitoring, incident response, and operational best practices for production systems and AI services
• Partner with Product and Engineering teams to design resilient architectures and improve platform reliability
• Continuously improve security, access controls, auditability, and cost optimization across cloud infrastructure and AI-powered workflows

Benefits

• Remote-First and Flexible Work - Do your best work from home! Our remote jobs empower you to work around your life schedule. Want to switch up your work spot? We provide access to WeWork locations globally. Need time away? We offer flexible paid time off beyond paid holidays— so you can thrive at work and at rest.
• Health & Well-Being - No matter where you live, we offer a market competitive suite of benefits to help keep you and your loved ones healthy. We also keep your emotional well-being top of mind, offering an Employee Wellness Program for all employees and immediate family members globally. We also have various leave options, including 12 weeks of paid parental leave.
• Financial Planning - Circle is invested in your future! All part-time and full-time U.S. employees enjoy 401(k) benefits, including up to 4% company matching, and can become owners in Circle through our equity program. Pension plans are also offered in select countries. FSA and HSA accounts are available for U.S. employees, with Circle contributing annually to employee HSA accounts.
• Stipends & Reimbursements - To support our employees and their unique lifestyles, Circle offers a set of stipends and reimbursements (offerings vary by location and enrollment). These include home office, mobile phone, fitness and weight loss, and more!
• Learning & Development - Circle is committed to cultivating experiences internally and externally that promote constant learning in support of Crypto Literacy, as well as operational and interpersonal development that drives growth aligned with career aspirations for employees at all levels of the organization.
• In-Person Connections - Outside of our remote work, we know how important collaborating in-person is. We invest in bringing Circlers together through an annual company-wide conference, local meet ups as well as team and leadership offsites to lock in relationships beyond the screen.