
Senior Backend Engineer – Expenses
Airwallex
full-time
Posted on:
Location Type: Hybrid
Location: San Francisco • California • United States
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Salary
💰 $147,000 - $252,000 per year
Job Level
About the role
- Lead the design, architecture, and implementation of backend services, ensuring they are robust, scalable, and secure.
- Write clean, maintainable, and testable code, setting the standard for engineering excellence across the team.
- Drive technical discussions, design reviews, and code reviews, fostering a culture of high quality engineering.
- Design and maintain high-performance REST APIs, adhering to best practices in API design and security.
- Proactively address system reliability, scalability, and observability, implementing the right monitoring and alerting strategies.
- Collaborate closely with product managers, designers, and other engineers to deliver high impact solutions.
- Mentor and coach other engineers, guiding them on technical and architectural decisions.
- Contribute to technical strategy and long term engineering roadmap.
Requirements
- Bachelor’s degree in Computer Science, Software Engineering, or related field
- 6+ years of professional backend software development experience
- Strong foundation in computer science fundamentals
- Proven experience building and scaling RESTful APIs and working with modern backend technologies
- Proficiency with at least one modern programming language (Java, Kotlin, Go, Python, etc.)
- Experience with cloud platforms (AWS, GCP, or Azure)
- Strong understanding of CI/CD, automated testing, and code quality practices
Benefits
- Health insurance
- 401(k) plan
- Paid time off
- Short-term and long-term disability
- Basic life insurance
- Well-being benefits
- 20 paid days of vacation
- 12 paid days of company holidays
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
backend developmentREST APIsprogramming languagesJavaKotlinGoPythonCI/CDautomated testingcode quality practices
Soft Skills
leadershipmentoringcollaborationtechnical discussionsdesign reviewscode reviewscommunicationproblem-solvingcoachingstrategic thinking