Senior Backend Engineer, AI-Powered Growth Platform

Digitailor; Seattle (WA); Hybrid; USD 140,000 - 210,000; Full time

Job summary

Airwallex is seeking a Senior Backend Engineer to design, build, and own backend services powering a growing AI-native platform. You will work on scalable APIs, distributed services, and real-time data processing, partnering with product, data science, and marketing to deliver measurable business impact.

You will typically operate in a hybrid model, with a presence in the US market and collaboration with global teams across APAC, EMEA, and the US.

Qualifications

• 5+ years of professional software engineering experience building and operating production backend systems.
• Bachelor's degree in Computer Science, Engineering, or a related field.
• Strong proficiency in Python, Java, or Kotlin, with frameworks such as FastAPI or Spring Boot.
• Strong understanding of distributed systems, API design, data modeling, and scalable architectures.

Responsibilities

• Design, build, and own backend services powering growth at scale.
• Develop high-performance APIs and distributed services.
• Collaborate with Product, Data Science, Marketing, and Sales to translate requirements into pragmatic technical solutions.

Skills

Python

Java

Kotlin

Distributed systems

APIs

Education

Bachelor's degree in Computer Science or related field

Tools

FastAPI

Spring Boot

AWS

GCP

Docker

Kubernetes

Grafana

Prometheus

Splunk

Job description

Airwallex is seeking a Senior Backend Engineer to design, build, and own backend services powering a growing AI-native platform. You will work on scalable APIs, distributed services, and real-time data processing, partnering with product, data science, and marketing to deliver measurable business impact.

You will typically operate in a hybrid model, with a presence in the US market and collaboration with global teams across APAC, EMEA, and the US.