Senior Platform Engineer, Ecosystem & APIs

Airwallex; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Airwallex in Singapore is hiring for our Ecosystem team to design and build the platform that connects developers with the Airwallex API. You will work with backend, product, design, and go-to-market teams to ship secure, scalable extensions and SDKs that power payments and financial workflows.

The role emphasizes architecture, DX, and developer tooling, with a focus on AI-enabled automation and open-banking integrations.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering or a related field.
• 5+ years of experience in developing Internet applications, large financial systems, or e-commerce platforms.
• Proficient in coding or scripting languages (Java/Kotlin/C++/Python, etc.).
• Deep familiarity with the standard library, idiomatic usage, and best practices of your primary programming languages.
• Ecosystem Experience: Direct experience building or maintaining a public-facing developer platform, app marketplace, or extension framework.

Responsibilities

• Platform Architecture & Strategy: Lead the high-level design and long-term technical roadmap for the App Marketplace or Extension Framework.
• Extensibility Frameworks: Design and implement the core SDKs, webhooks, and UI-extension patterns that allow third-party developers to embed their functionality directly into the Airwallex platform.
• Technical Excellence: Establish and enforce rigorous internal coding standards, observability patterns, and security protocols for the entire team.
• Developer Experience (DX): Champion the needs of external developers by building world-class documentation infrastructure, sandboxes, and tooling.

Skills

Java

Kotlin

C++

Python

Ecosystem experience

DDD

Architectural patterns

Docker

Kubernetes

Observability

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

APIs

Job description

Airwallex in Singapore is hiring for our Ecosystem team to design and build the platform that connects developers with the Airwallex API. You will work with backend, product, design, and go-to-market teams to ship secure, scalable extensions and SDKs that power payments and financial workflows.

The role emphasizes architecture, DX, and developer tooling, with a focus on AI-enabled automation and open-banking integrations.