Senior Salesforce Engineer, Growth

Airwallex; Singapore; On-site; SGD 120,000 - 230,000; Full time

Job summary

Airwallex is seeking a Senior Salesforce Engineer to drive the technical backbone of our GTM engine, architect scalable backend services, and build integrations across Salesforce and external platforms.

You will own operations, monitor pipelines, and collaborate with cross-functional teams to translate business requirements into scalable systems, helping Airwallex grow its revenue technology at scale.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5+ years of software engineering experience in backend development (Node.js, Python, Java, or Go).
• 2+ years of hands-on Salesforce backend experience; track record of scalable systems.
• Excellent communication and ability to lead technical discussions with stakeholders.
• Experience with AI coding tools and validating AI-generated code.
• Experience with RESTful APIs, Webhooks, and event-driven patterns.
• Ability to balance long-term work with urgent production issues.

Responsibilities

• Lead design and development of complex backend features across Salesforce and supporting systems.
• Build integrations and APIs connecting GTM systems (Salesforce, Marketo) with other platforms.
• Support production issues; investigate root causes and drive fixes.
• Promote engineering quality and best practices across the team.
• Design data models to ensure smooth information flow across systems.
• Leverage AI coding tools to accelerate delivery while maintaining standards.

Skills

Backend design & scaling

Great communicator

Lead technical discussions

Translate trade-offs

Adaptable & resilient

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Salesforce

Node.js

Python

Java

Go

RESTful APIs

Webhooks

Event-driven architecture

AI coding tools

Job description

About Airwallex

Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 250,000 businesses worldwide – including Brex, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale.

Proudly founded in Melbourne, we have a team of over 2,300 of the brightest and most innovative people in tech across 27 offices around the globe. Valued at US$11 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us.

Attributes We Value

We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you’re motivated by our mission and operating principles. You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor.

You’re humble and collaborative; turn zero-to-one ideas into real products, and you “get stuff done” end-to-end. You use AI to work smarter and solve problems faster. Here, you’ll tackle complex, high-visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let’s build what’s next.

About the Team

The Revenue Systems Team sits within the Growth department, providing the operational and systems backbone that turns Growth's acquisition and scaling efforts into sustainable, efficient revenue. The Revenue Systems team is a multi-disciplinary group of systems and analytical professionals passionate about driving commercial success through scalable technology. We work closely with Revenue, Marketing, Data, and Product teams to accelerate revenue growth, optimize efficiency, and build the GTM technology foundations supporting Airwallex's next phase. Our mandate is to translate business requirements into flexible, scalable systems—turning first-principles problem-solving into real operational impact across the revenue engine.

About the Role

As a Senior Salesforce Engineer on our team, you'll drive the technical backbone of our GTM engine, architecting scalable backend services, writing robust business logic, and building seamless integrations across our GTM and external platforms. You'll also own system operations and support, keeping platforms healthy, monitoring integration pipelines, and acting as the technical escalation point for production issues and root-cause fixes. You'll partner closely with cross-functional stakeholders and translate complex business requirements into scalable systems, and help shape how Airwallex's commercial organization operates at scale.

Responsibilities

• Lead the design and development of complex backend features, writing scalable, high-performing code across Salesforce and supporting systems

• Build integrations and APIs connecting our GTM systems (Salesforce, Marketo, etc.) with other platforms, ensuring these connections are reliable and resilient

• Support complex production issues, digging into root causes and driving permanent fixes to reduce technical debt

• Champion engineering quality and best practices across the team, helping shape how the team reviews and tests code

• Design data models and structures that ensure information flows smoothly and reliably across our systems

• Leverage modern AI coding tools to accelerate delivery, and help ensure AI-assisted work meets high engineering standards

Minimum qualifications (Must-have's)

• Bachelor's degree in Computer Science, Engineering, or a related field

• 5+ years of software engineering experience in backend development (e.g., Node.js, Python, Java, or Go), including 2+ years of hands-on Salesforce backend experience, with a track record of designing scalable systems

• Great communicator, able to lead technical discussions and translate trade-offs for both technical and non-technical stakeholders

• Practical experience incorporating AI coding tools into daily development, with sound judgment on reviewing and validating AI-generated code

• Working knowledge of modern integration patterns, including RESTful APIs, Webhooks, and event-driven architecture

• Adaptable and resilient, able to balance long-term projects with urgent production issues as they arise

Preferred qualifications (Nice-to-have's)

• Experience working in a high-growth tech company

• Experience building a complex Salesforce org spanning multiple offices and instances

Equal opportunity

Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.