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Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!

Airwallex

Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!

full-timePosted: Feb 2, 2026

Job Description

Senior Backend Engineer, Billing at Airwallex - Singapore

Role Overview

Airwallex is seeking a highly skilled and experienced Senior Backend Engineer to join our Billing Team in Singapore. As a Senior Backend Engineer, you will play a crucial role in designing, developing, and maintaining our next-generation billing platform. This platform is essential for supporting Airwallex's growth and empowering our customers to manage their billing needs effectively. You will work closely with business and product teams to understand their requirements and translate them into scalable and reliable technical solutions. Your expertise in backend engineering, distributed systems, and cloud technologies will be instrumental in building a world-class billing system.

A Day in the Life

As a Senior Backend Engineer, your day-to-day activities will include:

  • Participating in the planning, design, and implementation of the Airwallex billing system.
  • Collaborating with product managers, business analysts, and other engineers to define and refine system requirements.
  • Designing and developing scalable and resilient microservices and APIs for billing functionalities.
  • Writing high-quality, well-tested code in languages such as Java, Python, or Go.
  • Optimizing system performance and ensuring high availability.
  • Participating in code reviews and providing constructive feedback to other team members.
  • Troubleshooting and resolving production issues.
  • Mentoring junior engineers and sharing your knowledge and expertise.
  • Staying up-to-date with the latest trends and technologies in backend engineering and billing systems.
  • Contributing to the technical roadmap and strategy for the billing platform.

Why Singapore?

Singapore is a vibrant and dynamic city-state that serves as a major financial hub in Asia. It offers a diverse and multicultural environment, a high quality of life, and excellent infrastructure. Working in Singapore provides access to a thriving tech ecosystem, a pool of highly skilled talent, and opportunities for career growth and development. Airwallex's Singapore office is a key center for innovation and expansion in the region.

Career Path

At Airwallex, we are committed to providing our employees with opportunities for career growth and advancement. As a Senior Backend Engineer, you can progress along a technical career path, becoming a Principal Engineer or Architect, or you can move into a leadership role, such as Engineering Manager or Director. We also offer opportunities to work on different projects and teams, allowing you to broaden your skills and experience.

Salary & Benefits

Airwallex offers a competitive salary and benefits package, commensurate with experience and qualifications. The estimated salary range for this role in Singapore is $120,000 - $200,000 USD per year. In addition to salary, we offer:

  • Comprehensive health insurance coverage.
  • Generous paid time off policy.
  • Professional development opportunities.
  • Flexible working arrangements.
  • Employee assistance program.
  • Wellness programs.
  • Company-sponsored events and activities.
  • Meal and transportation allowances.
  • Relocation assistance (if applicable).

Airwallex Culture

Airwallex is a fast-paced, innovative, and collaborative company. We value:

  • Ownership: We take responsibility for our work and are accountable for results.
  • Impact: We strive to make a meaningful difference in the world.
  • Curiosity: We are always learning and exploring new ideas.
  • Collaboration: We work together to achieve common goals.
  • Humility: We are open to feedback and willing to learn from others.

We believe in creating a supportive and inclusive environment where everyone can thrive. We encourage our employees to be creative, take risks, and challenge the status quo.

How to Apply

If you are a passionate and experienced backend engineer who is looking for a challenging and rewarding opportunity, we encourage you to apply. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is Airwallex? Airwallex is a global payments and financial platform for modern businesses. We help businesses of all sizes to operate globally without borders.
  2. What does the Billing Team do? The Billing Team is responsible for building and maintaining the platform that supports Airwallex's pricing, billing, and invoicing processes.
  3. What technologies do you use? We use a variety of technologies, including Java, Python, Go, microservices, APIs, cloud platforms (AWS, Azure, GCP), and databases (SQL, NoSQL).
  4. What is the interview process like? The interview process typically involves a phone screening, a technical interview, and a behavioral interview.
  5. What are the opportunities for career growth? We offer opportunities for career growth in both technical and leadership roles.
  6. What is the work environment like? We have a fast-paced, innovative, and collaborative work environment.
  7. What are the benefits of working at Airwallex? We offer a competitive salary and benefits package, including health insurance, paid time off, and professional development opportunities.
  8. What is the company culture like? We value ownership, impact, curiosity, collaboration, and humility.
  9. How does Airwallex use AI? Airwallex leverages AI to work smarter and solve problems faster.
  10. Where are the engineering teams located? The billing engineering team is located in Shanghai and Singapore.

Locations

  • Singapore, Singapore

Salary

Estimated Salary Rangemedium confidence

132,000 - 220,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Backend Engineeringintermediate
  • Billing Systemsintermediate
  • System Architectureintermediate
  • Software Developmentintermediate
  • API Designintermediate
  • Microservicesintermediate
  • Cloud Computing (AWS, Azure, GCP)intermediate
  • Database Management (SQL, NoSQL)intermediate
  • Distributed Systemsintermediate
  • Scalabilityintermediate
  • Javaintermediate
  • Pythonintermediate
  • Gointermediate
  • Kafkaintermediate
  • gRPCintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • CI/CD Pipelinesintermediate
  • Agile Methodologiesintermediate
  • Problem-solvingintermediate
  • Communicationintermediate
  • Teamworkintermediate
  • Leadershipintermediate
  • Mentorshipintermediate
  • Strategic Thinkingintermediate

Required Qualifications

  • Bachelor's degree in Computer Science or related field. (experience)
  • 8+ years of experience in backend engineering roles. (experience)
  • Extensive experience in designing and implementing large-scale, distributed systems. (experience)
  • Deep understanding of billing systems and pricing models. (experience)
  • Proficiency in one or more backend programming languages (e.g., Java, Python, Go). (experience)
  • Experience with microservices architecture and API design. (experience)
  • Solid understanding of database technologies (SQL and NoSQL). (experience)
  • Experience with cloud platforms (AWS, Azure, or GCP). (experience)
  • Experience with containerization and orchestration technologies (Docker, Kubernetes). (experience)
  • Strong understanding of CI/CD pipelines and DevOps practices. (experience)
  • Excellent problem-solving and analytical skills. (experience)
  • Strong communication and collaboration skills. (experience)
  • Experience leading and mentoring engineering teams. (experience)

Responsibilities

  • Lead the planning, design, and implementation of Airwallex's billing engineering system.
  • Work with business and product teams to deeply understand business needs, scenarios, and development directions.
  • Complete system analysis, architecture design, and core function development.
  • Design and develop scalable and reliable billing solutions.
  • Develop APIs and microservices for billing functionalities.
  • Implement flexible pricing strategies and intuitive invoicing solutions.
  • Ensure the platform is easy to adopt and integrate for users.
  • Collaborate with cross-functional teams across Shanghai and Singapore.
  • Engage with various domains such as GTPN, PA, Scale, Issuing, and Spend to automate end-to-end pricing and billing processes.
  • Mentor and guide junior engineers on the team.
  • Contribute to the technical roadmap and strategy for the billing platform.
  • Ensure high code quality and adherence to best practices.

Benefits

  • general: Competitive salary and equity package.
  • general: Comprehensive health insurance coverage.
  • general: Generous paid time off policy.
  • general: Professional development opportunities.
  • general: Opportunities for career growth and advancement.
  • general: Collaborative and supportive work environment.
  • general: Opportunity to work on cutting-edge technology.
  • general: Make a significant impact on a rapidly growing global company.
  • general: Flexible working arrangements.
  • general: Employee assistance program.
  • general: Wellness programs.
  • general: Company-sponsored events and activities.
  • general: Meal allowance.
  • general: Transportation allowance.
  • general: Relocation assistance (if applicable).

Target Your Resume for "Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!" , Airwallex

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Tags & Categories

BackendBillingSingaporeEngineeringFintechBackend EngineerBilling SystemsPayment ProcessingFinancial PlatformSingapore JobsSoftware DevelopmentJava DevelopmentPython DevelopmentGo DevelopmentMicroservices ArchitectureAPI DesignCloud ComputingAWSAzureGCPDatabase ManagementSQLNoSQLDistributed SystemsScalabilityAirwallex CareersFintech JobsSingapore Tech JobsSenior EngineerBilling PlatformPricing ModelsInvoicing SolutionsGlobal PaymentsFinancial TechnologyFinTechPaymentsEngineeringProduct

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Airwallex logo

Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!

Airwallex

Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!

full-timePosted: Feb 2, 2026

Job Description

Senior Backend Engineer, Billing at Airwallex - Singapore

Role Overview

Airwallex is seeking a highly skilled and experienced Senior Backend Engineer to join our Billing Team in Singapore. As a Senior Backend Engineer, you will play a crucial role in designing, developing, and maintaining our next-generation billing platform. This platform is essential for supporting Airwallex's growth and empowering our customers to manage their billing needs effectively. You will work closely with business and product teams to understand their requirements and translate them into scalable and reliable technical solutions. Your expertise in backend engineering, distributed systems, and cloud technologies will be instrumental in building a world-class billing system.

A Day in the Life

As a Senior Backend Engineer, your day-to-day activities will include:

  • Participating in the planning, design, and implementation of the Airwallex billing system.
  • Collaborating with product managers, business analysts, and other engineers to define and refine system requirements.
  • Designing and developing scalable and resilient microservices and APIs for billing functionalities.
  • Writing high-quality, well-tested code in languages such as Java, Python, or Go.
  • Optimizing system performance and ensuring high availability.
  • Participating in code reviews and providing constructive feedback to other team members.
  • Troubleshooting and resolving production issues.
  • Mentoring junior engineers and sharing your knowledge and expertise.
  • Staying up-to-date with the latest trends and technologies in backend engineering and billing systems.
  • Contributing to the technical roadmap and strategy for the billing platform.

Why Singapore?

Singapore is a vibrant and dynamic city-state that serves as a major financial hub in Asia. It offers a diverse and multicultural environment, a high quality of life, and excellent infrastructure. Working in Singapore provides access to a thriving tech ecosystem, a pool of highly skilled talent, and opportunities for career growth and development. Airwallex's Singapore office is a key center for innovation and expansion in the region.

Career Path

At Airwallex, we are committed to providing our employees with opportunities for career growth and advancement. As a Senior Backend Engineer, you can progress along a technical career path, becoming a Principal Engineer or Architect, or you can move into a leadership role, such as Engineering Manager or Director. We also offer opportunities to work on different projects and teams, allowing you to broaden your skills and experience.

Salary & Benefits

Airwallex offers a competitive salary and benefits package, commensurate with experience and qualifications. The estimated salary range for this role in Singapore is $120,000 - $200,000 USD per year. In addition to salary, we offer:

  • Comprehensive health insurance coverage.
  • Generous paid time off policy.
  • Professional development opportunities.
  • Flexible working arrangements.
  • Employee assistance program.
  • Wellness programs.
  • Company-sponsored events and activities.
  • Meal and transportation allowances.
  • Relocation assistance (if applicable).

Airwallex Culture

Airwallex is a fast-paced, innovative, and collaborative company. We value:

  • Ownership: We take responsibility for our work and are accountable for results.
  • Impact: We strive to make a meaningful difference in the world.
  • Curiosity: We are always learning and exploring new ideas.
  • Collaboration: We work together to achieve common goals.
  • Humility: We are open to feedback and willing to learn from others.

We believe in creating a supportive and inclusive environment where everyone can thrive. We encourage our employees to be creative, take risks, and challenge the status quo.

How to Apply

If you are a passionate and experienced backend engineer who is looking for a challenging and rewarding opportunity, we encourage you to apply. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is Airwallex? Airwallex is a global payments and financial platform for modern businesses. We help businesses of all sizes to operate globally without borders.
  2. What does the Billing Team do? The Billing Team is responsible for building and maintaining the platform that supports Airwallex's pricing, billing, and invoicing processes.
  3. What technologies do you use? We use a variety of technologies, including Java, Python, Go, microservices, APIs, cloud platforms (AWS, Azure, GCP), and databases (SQL, NoSQL).
  4. What is the interview process like? The interview process typically involves a phone screening, a technical interview, and a behavioral interview.
  5. What are the opportunities for career growth? We offer opportunities for career growth in both technical and leadership roles.
  6. What is the work environment like? We have a fast-paced, innovative, and collaborative work environment.
  7. What are the benefits of working at Airwallex? We offer a competitive salary and benefits package, including health insurance, paid time off, and professional development opportunities.
  8. What is the company culture like? We value ownership, impact, curiosity, collaboration, and humility.
  9. How does Airwallex use AI? Airwallex leverages AI to work smarter and solve problems faster.
  10. Where are the engineering teams located? The billing engineering team is located in Shanghai and Singapore.

Locations

  • Singapore, Singapore

Salary

Estimated Salary Rangemedium confidence

132,000 - 220,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Backend Engineeringintermediate
  • Billing Systemsintermediate
  • System Architectureintermediate
  • Software Developmentintermediate
  • API Designintermediate
  • Microservicesintermediate
  • Cloud Computing (AWS, Azure, GCP)intermediate
  • Database Management (SQL, NoSQL)intermediate
  • Distributed Systemsintermediate
  • Scalabilityintermediate
  • Javaintermediate
  • Pythonintermediate
  • Gointermediate
  • Kafkaintermediate
  • gRPCintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • CI/CD Pipelinesintermediate
  • Agile Methodologiesintermediate
  • Problem-solvingintermediate
  • Communicationintermediate
  • Teamworkintermediate
  • Leadershipintermediate
  • Mentorshipintermediate
  • Strategic Thinkingintermediate

Required Qualifications

  • Bachelor's degree in Computer Science or related field. (experience)
  • 8+ years of experience in backend engineering roles. (experience)
  • Extensive experience in designing and implementing large-scale, distributed systems. (experience)
  • Deep understanding of billing systems and pricing models. (experience)
  • Proficiency in one or more backend programming languages (e.g., Java, Python, Go). (experience)
  • Experience with microservices architecture and API design. (experience)
  • Solid understanding of database technologies (SQL and NoSQL). (experience)
  • Experience with cloud platforms (AWS, Azure, or GCP). (experience)
  • Experience with containerization and orchestration technologies (Docker, Kubernetes). (experience)
  • Strong understanding of CI/CD pipelines and DevOps practices. (experience)
  • Excellent problem-solving and analytical skills. (experience)
  • Strong communication and collaboration skills. (experience)
  • Experience leading and mentoring engineering teams. (experience)

Responsibilities

  • Lead the planning, design, and implementation of Airwallex's billing engineering system.
  • Work with business and product teams to deeply understand business needs, scenarios, and development directions.
  • Complete system analysis, architecture design, and core function development.
  • Design and develop scalable and reliable billing solutions.
  • Develop APIs and microservices for billing functionalities.
  • Implement flexible pricing strategies and intuitive invoicing solutions.
  • Ensure the platform is easy to adopt and integrate for users.
  • Collaborate with cross-functional teams across Shanghai and Singapore.
  • Engage with various domains such as GTPN, PA, Scale, Issuing, and Spend to automate end-to-end pricing and billing processes.
  • Mentor and guide junior engineers on the team.
  • Contribute to the technical roadmap and strategy for the billing platform.
  • Ensure high code quality and adherence to best practices.

Benefits

  • general: Competitive salary and equity package.
  • general: Comprehensive health insurance coverage.
  • general: Generous paid time off policy.
  • general: Professional development opportunities.
  • general: Opportunities for career growth and advancement.
  • general: Collaborative and supportive work environment.
  • general: Opportunity to work on cutting-edge technology.
  • general: Make a significant impact on a rapidly growing global company.
  • general: Flexible working arrangements.
  • general: Employee assistance program.
  • general: Wellness programs.
  • general: Company-sponsored events and activities.
  • general: Meal allowance.
  • general: Transportation allowance.
  • general: Relocation assistance (if applicable).

Target Your Resume for "Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!" , Airwallex

Get personalized recommendations to optimize your resume specifically for Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now!" , Airwallex

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

BackendBillingSingaporeEngineeringFintechBackend EngineerBilling SystemsPayment ProcessingFinancial PlatformSingapore JobsSoftware DevelopmentJava DevelopmentPython DevelopmentGo DevelopmentMicroservices ArchitectureAPI DesignCloud ComputingAWSAzureGCPDatabase ManagementSQLNoSQLDistributed SystemsScalabilityAirwallex CareersFintech JobsSingapore Tech JobsSenior EngineerBilling PlatformPricing ModelsInvoicing SolutionsGlobal PaymentsFinancial TechnologyFinTechPaymentsEngineeringProduct

Answer 10 quick questions to check your fit for Senior Backend Engineer, Billing Careers at Airwallex - Singapore | Apply Now! @ Airwallex.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.