Airwallex

Senior Software Engineer (Backend), Growth

Airwallex
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4 months ago
Singapore, SingaporeSenior
H1B Sponsor

Responsibilities

  • Architect, develop, and maintain scalable Java/Kotlin microservices for high-traffic, high-availability systems.
  • Implement service-to-service communication, orchestration, and fault-tolerance practices.
  • Collaborate with data scientists and product managers on data pipelines, analytics platforms, and event-driven architectures.
  • Ensure Growth data is accurate, reliable, and accessible.
  • Partner with frontend, product, design, and marketing teams to translate business requirements into backend solutions.
  • Participate in architectural reviews, code reviews, and technical strategy sessions.
  • Develop services supporting A/B testing, feature toggles, and real-time performance monitoring.
  • Improve backend functionality to reduce friction, increase engagement, and drive conversions.
  • Apply secure coding practices, authentication, authorization, and vulnerability remediation to support regulatory compliance.
  • Mentor peers, share knowledge, raise technical standards, and lead projects to successful outcomes.

Requirements

  • Bachelor’s degree or above in computer science, engineering, or a related major.
  • 5+ years of experience in modern engineering practices focused on continuous integration and quality engineering.
  • Strong computer science fundamentals and understanding of object-oriented programming concepts.
  • Experience with domain-driven design and event-driven architectures.
  • Deep experience with high-throughput, low-latency, highly available distributed systems.
  • Cloud experience with GCP preferred, or AWS services including EC2, RDS, ELB, and CloudFront, plus Docker and Kubernetes.
  • Familiarity with observability tools such as Splunk, Grafana, and Prometheus.
  • Preferred: Java or Kotlin development experience with Spring or Spring Boot.
  • Preferred: experience solving go-to-market operations end to end.
  • Preferred: knowledge of data warehousing, customer segmentation, and analytics tools.
  • Preferred: familiarity with internal or customer-facing products using AI and LLMs.
  • Strong collaboration, mentoring, ownership, prioritization, analytical, and continuous-learning abilities.

Categories

BackendGrowth Engineering
Airwallex

About Airwallex

1,001-5,000 employees

Airwallex is a leading global payments and financial platform for modern businesses, offering trusted solutions to manage everything from business account, payments, treasury, and spend management to embedded finance. With our proprietary infrastructure, Airwallex takes the friction out of global payments and financial operations, empowering businesses of all sizes to unlock new opportunities and grow beyond borders. Proudly founded in Melbourne, Airwallex supports over 150,000 businesses globally and is trusted by brands such as Brex, Canva, Rippling, Navan, Qantas, SHEIN and many more. For more information, visit http://www.airwallex.com