Backend Engineer - Card Issuing Team
StraitsX provides regulated stablecoin payment infrastructure for global fintechs and institutions using blockchain technology.
Maintainer signals as of 8/14/2026
About StraitsX
StraitsX helps global fintechs and institutions build cross-border payment solutions using regulated stablecoins. Users can mint, redeem, and transfer stablecoins for multiple currencies, access programmable payment flows, and connect with banking partners across Southeast Asia. StraitsX operates under Major Payment Institution licenses from the Monetary Authority of Singapore.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You design, develop, test, and maintain backend services and APIs for a card issuing platform. You build scalable systems, integrate payment providers and third-party services, troubleshoot performance and reliability issues, support testing and incident response, create internal tools, and collaborate with product, design, QA, and operations teams.
Requirements
- Bachelor's degree in Computer Science, Engineering, or a related field
- 3–5 years of backend engineering experience
- Strong proficiency in Golang
- Experience building and maintaining RESTful APIs
- Familiarity with microservices architecture
- Experience with SQL databases, preferably MariaDB or MySQL
- Familiarity with Git and GitHub workflows
- Experience with Docker and CI/CD pipelines
- Strong debugging, troubleshooting, and problem-solving skills
- Familiarity with AI-assisted development tools such as Claude, Codex, Cursor, or similar
- Familiarity with Kubernetes, cloud infrastructure, and observability tools
Responsibilities
- Design, develop, test, and maintain backend services and APIs
- Build and maintain high-availability scalable systems for card issuance and payment processing
- Integrate third-party APIs and payment providers
- Troubleshoot system issues, performance bottlenecks, and scalability challenges
- Support regression testing, integration testing, and reliability improvements
- Address bugs, technical debt, and operational support requests
- Participate in sprint planning, code reviews, and technical discussions
- Implement security and engineering best practices
- Build internal operational tools and reporting systems
- Support incident response and on-call duties
- Collaborate with Product, Design, QA, and Operations teams