Senior Salesforce Engineer

AIRWALLEX (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Airwallex Singapore is seeking a Senior Salesforce Engineer to drive the technical backbone of our GTM engine. You will architect scalable backends, implement robust business logic, and build integrations across GTM platforms, while owning operations and production issue resolution.

You will partner with cross-functional teams to translate business needs into scalable systems and help Airwallex scale its commercial operations globally.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5+ years of software engineering in backend development, with 2+ years of Salesforce backend experience.
• Ability to lead technical discussions and translate trade-offs for stakeholders.
• Experience integrating AI coding tools into development with good judgment.
• Strong knowledge of RESTful APIs, Webhooks and event-driven patterns.
• Balanced, resilient, able to handle production issues and long-term work.

Responsibilities

• Lead design and development of complex backend features across Salesforce and related systems.
• Build integrations and APIs connecting GTM systems (Salesforce, Marketo, etc.) with other platforms.
• Support production issues, perform root-cause analysis, and implement permanent fixes.
• Promote engineering quality and testing practices across the team.
• Design data models ensuring smooth information flow across systems.
• Leverage AI coding tools to accelerate delivery while maintaining standards.

Skills

Strong communication

Technical leadership

Problem solving

Adaptability

Stakeholder management

Education

Bachelor's degree in Computer Science or related field

Tools

Salesforce backend

Node.js

Python

Java

Go

RESTful APIs

Job description

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.

Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary.