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Staff Backend Engineer, Cards

airwallex.com Logo

Airwallex

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Location:
Singapore , Singapore

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Contract Type:
Not provided

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Salary:

Not provided

Job Description:

As a Staff Engineer on the Cards team, you will lead the architecture and development of complex backend systems that support our card products. You will drive cross-team technical initiatives, mentor engineers, and shape the long-term engineering strategy to ensure scalability, security, and reliability at a global scale.

Job Responsibility:

  • Drive the architecture, design, and evolution of complex backend systems that support the Cards product
  • Lead cross-functional technical initiatives and ensure alignment with long-term engineering goals
  • Own the full lifecycle of backend services—from idea to design, implementation, testing, deployment, and maintenance
  • Guide teams in making scalable, secure, and high-performing system design decisions
  • Establish engineering best practices around observability, testing, and API design
  • Mentor and support the growth of engineers across the team
  • Collaborate closely with product, design, and infrastructure teams to deliver reliable and impactful solutions

Requirements:

  • Bachelor’s Degree in Computer Science, Software Engineering, or a related field
  • 8+ years of professional software engineering experience, including experience in technical leadership roles
  • Proven experience architecting and scaling backend systems and APIs in production
  • Strong computer science fundamentals, including data structures, algorithms, and distributed systems
  • Expertise in at least one backend language (e.g., Java, Kotlin, Go, Python)
  • Deep understanding of REST API design and modern backend frameworks (e.g., Spring Boot)
  • Experience with cloud infrastructure (e.g., AWS, GCP) and container orchestration tools like Kubernetes
  • Strong commitment to code quality, reliability, and performance

Nice to have:

  • Experience leading cross-team initiatives and influencing technical direction at a system-wide level
  • Proficiency in observability and monitoring tools (e.g., Grafana, Prometheus, Splunk)
  • Familiarity with security and compliance considerations in the financial services domain
  • A passion for mentoring and helping others grow

Additional Information:

Job Posted:
February 21, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

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