Senior Software Engineer, Developer Experience
Senior Software Engineer · Senior · Full Time
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Role
What you'll do.
Senior Software Engineer position at Airwallex Singapore focusing on Developer Experience (DevX). The role involves building world-class developer portals, APIs, and tools to streamline the developer journey for Airwallex's global financial platform. Requires expertise in Java/Kotlin/Python/TypeScript, cloud platforms (GCP/AWS), and distributed systems experience.
Responsibilities
- Developer Experience Strategy: Collaborate with product, engineering, customer-success, and technical support teams to refine and streamline the developer experience for customers
- API Standards and Design: Ensure APIs meet the highest standards and conventions, focusing on developer-friendly design patterns
- Analytics Pipeline Development: Create next-in-class user and data analytics pipeline to measure and improve developer engagement
- Developer Portal Construction: Build world-class developer portal and documentation with AI as a core feature for enhanced user experience
- Community Engagement: Contribute to open source projects and foster a thriving developer community around Airwallex's platform
- Technology Leadership: Incorporate the latest technologies and continuously up-level the technical stack for optimal performance
- External Tool Development: Develop external tools and services that get released to customers for improved integration experience
Qualifications
What we look for.
Technical
Programming Languages
Advanced knowledge of Java, Kotlin, Python, or TypeScript for building scalable applications
Distributed Systems
Proven experience working on high-volume distributed systems with strong architectural understanding
Cloud Platforms
Strong experience with Google Cloud Platform (preferred) or AWS including EC2, RDS, ELB, CloudFront
Containerization
Hands-on experience with Docker and Kubernetes for container orchestration and deployment
API Development
Deep understanding of RESTful API design, GraphQL, and microservices architecture patterns
Education
Bachelor's Degree
Bachelor's degree or above in Computer Science or engineering-related majors
Experience
Developer-Facing Products
Demonstrated passion and experience building delightful developer-facing products and tools
High-Volume Systems
Evidence of working on high-volume distributed systems with performance optimization experience
Communication Skills
Strong communication and collaboration skills for cross-functional team coordination
API Design Experience
Preferred: Released and maintained well-known APIs or have significant API design experience
Financial Domain
Preferred: Experience within the financial services domain and understanding of compliance requirements
Technical Leadership
Preferred: Led major software migrations involving breaking changes and system architecture decisions
Startup Experience
Preferred: Worked in both early-stage startups (<20 employees) and large companies (1000+ employees)
Full-Stack Knowledge
Preferred: Deep proven technical knowledge of either frontend and/or backend systems
DevX Role Experience
Preferred: Previous experience in developer experience or other customer-facing engineering roles
Skills
Required
Java Programming
Advanced proficiency in Java for enterprise-scale backend development
Kotlin Development
Strong experience with Kotlin for modern JVM applications
Python Programming
Proficiency in Python for data analytics and backend services
TypeScript Development
Advanced TypeScript skills for type-safe frontend and backend applications
Cloud Infrastructure
Strong experience with GCP or AWS cloud platforms and services
Container Orchestration
Hands-on experience with Docker and Kubernetes
Distributed Systems
Deep understanding of high-volume distributed system architecture
Communication Skills
Strong verbal and written communication for cross-functional collaboration
Preferred
API Design
Nice to haveExperience releasing and maintaining public APIs with strong design principles
Financial Services
Nice to haveDomain knowledge in financial technology and payment systems
Technical Leadership
Nice to haveExperience leading major software migrations and architecture decisions
Startup Experience
Nice to haveExperience scaling from early-stage startups to large enterprise environments
Full-Stack Development
Nice to haveDeep technical knowledge of both frontend and backend systems
Developer Experience
Nice to havePrevious experience in DevX, DevRel, or customer-facing engineering roles
AI Integration
Nice to haveExperience incorporating AI features into developer tools and platforms
Tech stack
Languages
Frameworks
Databases
Tools
Other
Compensation
Pay and benefits.
Benefits
Global Opportunities
Access to 26 offices around the globe with potential for international assignments and remote collaboration
High-Growth Environment
Opportunity to work at a rapidly scaling fintech company valued at US$8 billion with world-leading investors
Learning and Development
Accelerated learning opportunities working on complex, high-visibility problems with exceptional teammates
Innovation Focus
Work with cutting-edge technologies including AI integration and latest developer tools
Equal Opportunity
Inclusive workplace that values diversity and provides equal opportunities regardless of background
Career Growth
True ownership and real impact opportunities with founder-like energy and autonomy
Open Source Contribution
Encouraged participation in open source projects and developer community building
Process
Interview steps.
- 01
Initial Screening
Phone or video call with recruiter to discuss background, experience, and role fit
- 02
Technical Assessment
Coding challenge or technical assignment related to API design and developer tools
- 03
Technical Interview
Deep-dive technical discussion covering system design, distributed systems, and cloud architecture
- 04
Behavioral Interview
Discussion of past experiences, leadership examples, and cultural fit with Airwallex values
- 05
Final Panel
Final interview with senior team members and potential stakeholders to assess overall fit
- 06
Reference Check
Verification of work history and performance with previous employers
Full posting
Original listing.
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 200,000 businesses worldwide – including Brex, Rippling, 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 2,000 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 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 Developer Experience (DevX) team oversees our customer’s developer journey from discovery to building at scale. We aim to provide an onboarding experience so intuitive and well-organized that developers can discover product details, learn implementation specifics, and develop independently. During build and scale, our customers have developer affordances that are comprehensive, ergonomic and delightful.
We achieve this by providing structured channels to collect feedback and use data analytics informing us on how we can provide the best experience.
What you’ll do
Responsibilities:
Collaborate with product, engineering, customer-success, and technical support teams to refine & streamline the developer experience for our customers.
Ensure our APIs meet the highest standards and conventions.
Create next-in-class user and data analytics pipeline.
Build world-class developer portal and docs with AI as a core feature
Contribute to open source and fostering a developer community
Incorporate the latest technologies and up-leveling our tech stack.
Develop external tools and services that get released to our customers.
Who you are
We're looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory.
Minimum qualifications:
Bachelor degree or above in computer science or engineering related majors.
A passion for building delightful developer-facing products.
Advanced knowledge of one or more programming languages, including but not limited to Java, Kotlin, Python, Typescript.
Strong communication and collaboration skills.
Evidence of working on high-volume distributed systems.
Strong cloud experience with GCP (preferred) or AWS (EC2, RDS, ELB, CloudFront, etc.) with Docker and Kubernetes.
Preferred qualifications:
Released and maintained well-known APIs or have API design experience.
Experience within the financial domain.
Led major migrations in software that involved breaking changes.
Worked in both early-stage startups (<20) and 1000+ sized companies.
Deep proven technical knowledge of either front-end and/or backend systems.
Worked in developer experience or other customer-facing engineering roles.
Applicant Safety Policy: Fraud and Third-Party Recruiters
To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page.
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.
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.
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