Airwallex

Senior Software Engineer, Scale (Frontend)

Airwallex
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10 hours ago
Singapore, SingaporeSenior

Responsibilities

  • Build frontend capabilities for multi-tenant platforms while balancing tenant isolation, resource efficiency, and extensibility.
  • Own cross-domain product features that combine business, regulatory, and technical requirements.
  • Design enterprise integrations by translating customer business needs into scalable technical solutions.
  • Partner with Product, Design, Compliance, and Sales to deliver clear and reliable experiences.
  • Make pragmatic trade-offs between performance, maintainability, and delivery speed.
  • Design systems for scale, maintainability, and production excellence.

Requirements

  • 5+ years of software engineering experience with ReactJS and TypeScript.
  • Strong judgment in system and component abstraction, balancing flexibility with simplicity.
  • Clear communication with technical and non-technical stakeholders across cross-functional environments.
  • Experience designing for scale, maintainability, and production excellence.
  • Preferred experience in fintech, payments, or another regulated industry.
  • Preferred experience tuning performance at high scale, including 100k+ QPS, large user bases, or strict latency SLAs.
  • Preferred background in multi-tenant SaaS or platform architecture.
  • Preferred proficiency with PostgreSQL, Redis, Kafka, AWS, GCP, or Azure.
  • Preferred experience with OAuth 2.0, API design, or developer documentation.
  • Preferred experience with cross-region deployment or data residency compliance.
  • Solutions engineering or customer-facing technical experience is preferred.

Benefits

  • Work from the Singapore office five days per week.
Airwallex

About Airwallex

1,001-5,000 employees

Airwallex builds a global payments and financial operations platform for businesses, offering payment acceptance, multi-currency accounts, FX and transfers, card issuing, treasury and spend management via APIs and web apps. It monetizes through transaction and foreign-exchange fees and related account services. Founded in Melbourne in 2015 and privately held, the company serves customers worldwide, with notable users including Brex, Canva and Qantas.

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