Senior Software Engineer, Growth

The role

You will design, build, and own backend services and platform capabilities for the Growth Engineering team. You will work on distributed systems, AI, and data infrastructure to power customer acquisition, activation, conversion, retention, and expansion.

What you will do

• Build scalable backend systems including high-performance APIs and distributed services
• Develop AI-native capabilities for personalized experiences and automated workflows
• Own end-to-end technical delivery from design to deployment and operation
• Design for reliability, scale, security, and observability
• Partner with Product, Data Science, Marketing, and Sales to solve business problems
• Elevate engineering quality through code reviews, system design, and mentoring

Required qualifications

• 5+ years of professional software engineering experience
• Substantial experience building and operating production backend systems
• Bachelor's degree in Computer Science, Engineering, or a related field
• Proficiency in Python, Java, Kotlin, or a comparable backend language
• Experience with frameworks such as FastAPI or Spring Boot
• Strong understanding of distributed systems and backend architecture
• Experience with API design, data modeling, event-driven architectures, asynchronous processing, scalability, and reliability
• Ability to independently design and deliver complex backend solutions

Nice to have

• Experience building growth platforms, experimentation systems, customer segmentation engines, marketing automation, or data-intensive applications
• Experience building AI-powered applications or agentic workflows, including LLM integration, tool orchestration, evaluation, and production observability
• Experience with real-time data pipelines, streaming technologies, or large-scale event processing
• Familiarity with cloud infrastructure such as AWS or GCP, containerization, and orchestration technologies including Docker and Kubernetes
• Experience with production observability and reliability tooling such as Grafana, Prometheus, Splunk, or equivalent
• Experience designing integrations across product, analytics, CRM, marketing, or other enterprise systems
• Experience in high-growth technology companies, fintech, payments, or regulated environments

About the company

Airwallex is an AI-native financial operating system for a real-time, intelligent economy. The company provides financial infrastructure for global commerce and is co-headquartered in San Francisco and Singapore.